SINT / Sintx Technologies, Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Sintx Technologies, Inc.

Mga Batayang Estadistika
LEI 549300DWWSMS2K42ZP12
CIK 1269026
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Sintx Technologies, Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
September 5, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 4, 2025 SINTX Technolog

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 4, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

August 14, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of regis

July 31, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

July 22, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 22, 2025 SINTX Technologies,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 22, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

July 22, 2025 EX-99.1

SINTX Technologies Submits FDA 510(k) for Silicon Nitride Foot & Ankle Medical Devices

Exhibit 99.1 FOR IMMEDIATE RELEASE SINTX Technologies Submits FDA 510(k) for Silicon Nitride Foot & Ankle Medical Devices Advanced Material Science Meets Surgical Precision in Groundbreaking New Platform in Reconstructive Foot & Ankle Surgery Market SALT LAKE CITY, Utah – July 22, 2025 – SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an advanced ceramics innovator specializing

June 27, 2025 EX-4.1

Form of Asset Purchase Agreement

Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

June 27, 2025 EX-10.1_1

Amendment No. 1 to Asset Purchase Agreement

Exhibit 10.1.1 AMENDMENT NO. 1 TO ASSET PURCHASE AGREEMENT This Amendment No. 1 to Asset Purchase Agreement (this “Amendment”) is entered into as of June 26, 2025 (the “Effective Date”), by and among Sinaptic Surgical, LLC, a Delaware limited liability company (“Seller”), Sinaptic Holdings, LLC, a Delaware limited liability company (“Parent”), and SINTX Technologies, Inc., a Delaware corporation (

June 27, 2025 EX-99.1

SINTX Technologies Acquires SiNAPTIC Surgical Assets and IP to Expand into $1.3B Foot and Ankle Fusion Market

Exhibit 99.1 SINTX Technologies Acquires SiNAPTIC Surgical Assets and IP to Expand into $1.3B Foot and Ankle Fusion Market Strategic Acquisition Brings Patented Implant Designs, Seasoned Executive Team, and Near-Term Commercial Opportunities SALT LAKE CITY, Utah – June 24, 2025 – SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an advanced ceramics company focused on medical dev

June 27, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 23, 2025 SINTX Technologies,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 23, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

June 27, 2025 EX-10.1

Form of Asset Purchase Agreement

Exhibit 10.1 ASSET PURCHASE AGREEMENT BY AND BETWEEN SINAPTIC SURGICAL, LLC, SINAPTIC HOLDINGS, LLC and SINTX TECHNOLOGIES, INC. dated as of june 23, 2025 i ASSET PURCHASE AGREEMENT This ASSET PURCHASE AGREEMENT (this “Agreement”) is made and entered into as of June 23, 2025, by and between Sinaptic Surgical, LLC (“Seller”), Sinaptic Holdings, LLC (“Parent”) and SINTX Technologies, Inc. (“Buyer”).

May 22, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 22, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission F

May 22, 2025 EX-99.1

SINTX Technologies Announces Patent Issuance and Formation of Subsidiary to Advance Antimicrobial Applications in the Agribiotech Market

Exhibit 99.1 SINTX Technologies Announces Patent Issuance and Formation of Subsidiary to Advance Antimicrobial Applications in the Agribiotech Market SALT LAKE CITY, Utah – May 22, 2025 – SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), a leader in advanced ceramics for medical device and other technical applications, announced the issuance of International Patent No. 7635292, w

May 15, 2025 EX-99.1

SINTX Technologies Provides Business Update Highlighting Strategic Focus to Medical Device Commercialization

Exhibit 99.1 SINTX Technologies Provides Business Update Highlighting Strategic Focus to Medical Device Commercialization Salt Lake City, UT – May 15, 2025 – SINTX Technologies, Inc. (NASDAQ: SINT), an advanced ceramics company pioneering medical and antipathogenic applications of silicon nitride (Si₃N₄), today provided a comprehensive update on its operational progress, strategic initiatives, and

May 15, 2025 8-K

Results of Operations and Financial Condition, Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 15, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission F

May 15, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of regi

May 7, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2025 SINTX Technologies, I

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission Fi

April 8, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 3, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

March 26, 2025 CORRESP

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, UT 84119

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, UT 84119 March 26, 2025 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F. Street, N.E. Washington, D.C. 20549 Attention: Juan Grana Re: SINTX Technologies, Inc. – Registration Statement on Form S-3 (File No. 333-285932) Ladies and Gentlemen: In accordance with Rule 461 under the Securities

March 25, 2025 S-3/A

As filed with the Securities and Exchange Commission on March 25, 2025

As filed with the Securities and Exchange Commission on March 25, 2025 Registration No.

March 19, 2025 EX-19

Insider Trading Policy

Exhibit 19 INSIDER TRADING POLICY (as approved by the Board of Directors September 30, 2021) SINTX Technologies, Inc.

March 19, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K ☒ Annual report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2024 or ☐ Transition report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No.

March 19, 2025 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Table S-3 (Form Type) SINTX Technologies, Inc.

March 19, 2025 EX-4.23

Description of Registrant’s Securities

EXHIBIT 4.23 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 SINTX Technologies, Inc. (“SINTX,” “we,” “our,” or “us”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: our common stock. Authorized Shares of Capital Stock Our Restated Certificate of Incorporation authorizes

March 19, 2025 S-3

As filed with the Securities and Exchange Commission on March 19, 2025

As filed with the Securities and Exchange Commission on March 19, 2025 Registration No.

March 19, 2025 EX-21.1

List of Subsidiaries

Exhibit 21.1 List of Subsidiaries SINTX Armor, Inc., a Utah corporation. Technology Assessment and Transfer, Inc., a Maryland corporation.

March 13, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

February 26, 2025 EX-10.1

Form of Purchase Agreement

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of February 20, 2025, between SINTX Technologies, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively, the “Purchasers”). WHEREAS, subject to the terms and condi

February 26, 2025 EX-4.1

Form of Pre-Funded Warrant

Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

February 26, 2025 EX-4.3

Form of Placement Agent Warrant

Exhibit 4.3 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

February 26, 2025 8-K

Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 20, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

February 26, 2025 EX-99.1

SINTX Technologies Announces $5 Million Private Placement Priced At-the-Market under Nasdaq Rules

Exhibit 99.1 SINTX Technologies Announces $5 Million Private Placement Priced At-the-Market under Nasdaq Rules Salt Lake City, Utah, Feb. 26, 2025 /GlobeNewswire/ - SINTX Technologies, Inc., (“SINTX” or the “Company”) (Nasdaq: SINT), a leader in advanced ceramics for medical applications, today announced that it has, pursuant to a securities purchase agreement with institutional and accredited inv

February 26, 2025 EX-4.2

Form of Common Warrant

Exhibit 4.2 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

February 26, 2025 EX-10.2

Form of Registration Rights Agreement

Exhibit 10.2 REGISTRATION RIGHTS AGREEMENT This Registration Rights Agreement (this “Agreement”) is made and entered into as of February 20, 2025, between SINTX Technologies, Inc., a Delaware corporation (the “Company”), and each of the several purchasers signatory hereto (each such purchaser, a “Purchaser” and, collectively, the “Purchasers”). This Agreement is made pursuant to the Securities Pur

February 20, 2025 EX-1.1

Entity Acquisition Agreement between the Company and Tethon Corporation dated February 19, 2025

Exhibit 1.1 ENTITY ACQUISITION AGREEMENT This EQUITY ACQUISITION AGREEMENT (this “Agreement”) is made and entered into as of February 19, 2025, by and between SINTX Technologies, Inc., a corporation organized under the laws of the State of Delaware (“Seller”), and Tethon Corporation, a corporation organized under the laws of Nevada (“Buyer”) and Technology Assessment and Transfer, Inc., a corporat

February 20, 2025 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 19, 2025 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

February 14, 2025 EX-99.1

JOINT FILING APPLICATION

EX-99.1 2 exhibit99-1.htm JOINT FILING APPLICATION BY AND AMONG THE REPORTING PERSONS Exhibit 99.1 JOINT FILING APPLICATION The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock, par value $0.001 per share, of ABVC BioPharma, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to suc

December 23, 2024 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 19, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

December 13, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 12, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

November 29, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 22, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

November 26, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive

November 19, 2024 EX-10.1

Executive Employment Agreement, dated November 15, 2024

Exhibit 10.1 EXECUTIVE EMPLOYMENT AGREEMENT This EXECUTIVE EMPLOYMENT AGREEMENT (“Agreement”) is made as of November 15, 2024 (the “Effective Date”), by and between SINTX Technologies, Inc. (together with its successors and assigns, the “Company”), and Gregg R. Honigblum (“Executive”). RECITALS WHEREAS, the Company desires to employ Executive, and Executive desires to be employed by the Company, a

November 19, 2024 EX-99.1

Seasoned Healthcare Executive to Lead Strategic Growth Initiatives

Exhibit 99.1   SINTX Technologies Appoints Gregg R. Honigblum as Chief Strategy Officer Seasoned Healthcare Executive to Lead Strategic Growth Initiatives Salt Lake City, UT – November 19, 2024 (Globe NEWSWIRE) – SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an advanced ceramics company that develops and commercializes materials, components, and technologies for medical and t

November 19, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 15, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

November 18, 2024 8-K

Regulation FD Disclosure, Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 18, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

November 18, 2024 EX-99.1

SINTX Technologies Announces Stock Repurchase Program

Exhibit 99.1 SINTX Technologies Announces Stock Repurchase Program Salt Lake City, UT – November 18, 2024 – SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an advanced ceramics company that develops and commercializes materials, components, and technologies for medical and technical applications, today announced that its Board of Directors has authorized a stock repurchase prog

November 14, 2024 SC 13G/A

SINT / Sintx Technologies, Inc. / Lind Global Fund II LP Passive Investment

SC 13G/A 1 sch13g.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* SINTX Technologies, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 829392703 (CUSIP Number) September 30, 2024 (Date of Event which Requires Filing of this Statement) Check the appropria

November 14, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

November 14, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 exhibit99-1.htm JOINT FILING AGREEMENT BY AND AMONG THE REPORTING PERSONS Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock, par value $0.01 per share, of SINTX Technologies, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such

November 12, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of

November 1, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 29, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

September 26, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 20, 2024 SINTX Technolo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 20, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commis

August 13, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of regis

August 6, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2024 SINTX Technologies,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

August 6, 2024 EX-99.1

SINTX Technologies Announces Appointment of Eric K. Olson as Chief Executive Officer

Exhibit 99.1 SINTX Technologies Announces Appointment of Eric K. Olson as Chief Executive Officer Salt Lake City, Utah. August 6, 2024 - SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”) today announced that its Board of Directors has appointed Eric K. Olson to succeed B. Sonny Bal, MD as the Company’s Chief Executive Officer and President. Mr. Olson’s appointment follows the Comp

July 11, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 11, 2024 SINTX Technologies,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 11, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

July 11, 2024 424B5

Up to $3,115,475 Common Stock

Filed pursuant to Rule 424(b)(5) Registration No. 333-274951 Prospectus Supplement (To the Prospectus dated November 27, 2023) Up to $3,115,475 Common Stock SINTX Technologies, Inc. has entered into an Equity Distribution Agreement with Maxim Group LLC, or Maxim, relating to the sale of our common stock, par value $0.01 per share, offered by this prospectus supplement. In accordance with the terms

June 12, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 11, 2024 SINTX Technologies,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 11, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

June 12, 2024 EX-99.1

SINTX Technologies Regains Compliance with Nasdaq Bid Price Requirement

Exhibit 99.1 SINTX Technologies Regains Compliance with Nasdaq Bid Price Requirement Salt Lake City, Utah. June 12, 2024 – SINTX Technologies, Inc. (SINTX) (www.sintx.com) (NASDAQ: SINT; “SINTX” or the “Company”), a manufacturer and developer of advanced ceramic materials and related technologies, today announced that on June 11, 2024, the Company received formal notice from The Nasdaq Stock Marke

May 23, 2024 EX-99.1

SINTX TECHNOLOGIES Announces Reverse Stock Split Effective May 28, 2024

Exhibit 99.1 SINTX TECHNOLOGIES Announces Reverse Stock Split Effective May 28, 2024 SALT LAKE CITY, May 23, 2024 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) today announced that its Board of Directors has declared a 1-for-200 reverse stock split of the company’s common stock. The reverse stock split will become effective on May 28, 2024 (the “Effective Date”) at 12:01 AM Eastern Ti

May 23, 2024 8-K

Material Modification to Rights of Security Holders, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 22, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission F

May 23, 2024 EX-3.1

Certificate of Amendment to the Restated Certificate of Incorporation of SINTX Technologies, Inc.

Exhibit 3.1 CERTIFICATE OF AMENDMENT TO THE RESTATED CERTIFICATE OF INCORPORATION OF SINTX TECHNOLOGIES, INC. Sintx Technologies, Inc. (the “Corporation”), a corporation duly organized and existing under the Delaware General Corporation Law (the “DGCL”), does hereby certify that: First. The amendment to the Corporation’s Restated Certificate of Incorporation set forth below was duly adopted by the

May 15, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 14, 2024 SINTX Technologies,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 14, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission F

May 13, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of regi

April 30, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2024 SINTX Technologies

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

April 30, 2024 EX-10.1

Separation and Release of Claims Agreement

Exhibit 10.1 Separation and Release of Claims Agreement This Separation and Release of Claims Agreement (“Agreement”) is entered into as of April 25, 2024 (the “Execution Date”) by and between SINTX Technologies, Inc., a Delaware corporation (the “Company” or “Employer”), and B. Sonny Bal (the “Employee”) (the Employer and the Employee are collectively referred to as the “Parties”). The Employee h

April 16, 2024 DEFN14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive Proxy State

April 12, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 8, 2024 SINTX Technologies,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 8, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

April 5, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive Proxy State

April 4, 2024 EX-99.2

SINTX Technologies Announces Pricing of $1.5 Million Public Offering of Common Stock

Exhibit 99.2 SINTX Technologies Announces Pricing of $1.5 Million Public Offering of Common Stock SALT LAKE CITY, UT, Apr. 3, 2024 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, today announced the pricing of its previously announced public offering of 71,600,000 shares of its common stock at a public

April 4, 2024 EX-10.1

Form of Stock Purchase Agreement

Exhibit 10.1 stock PURCHASE AGREEMENT This Stock Purchase Agreement (this “Agreement”) is dated as of April 3, 2024, between Sintx Technologies, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions set forth

April 4, 2024 424B5

71,600,000 Shares of Common Stock

Filed Pursuant to Rule 424(b)(5) Registration No. 333-274951 Prospectus Supplement (to Prospectus dated November 27, 2023) 71,600,000 Shares of Common Stock We are offering shares of our common stock, par value $0.01 per share (“Common Stock”), at a public offering price of $0.021 per share, to certain investors pursuant to this prospectus supplement and the accompanying prospectus. Our Common Sto

April 4, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 29, 2024 SINTX Technologies

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 29, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

April 4, 2024 EX-10.2

Form of Placement Agency Agreement

Exhibit 10.2 PLACEMENT AGENCY AGREEMENT April 3, 2024 Maxim Group LLC 300 Park Avenue, 16th Floor New York, NY 10022 Ladies and Gentlemen: Subject to the terms and conditions herein (this “Agreement”), Sintx Technologies, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $1,503,600.00 shares (the “Shares”) of the Company’s common stock, $0.01 par value per s

April 4, 2024 EX-99.1

SINTX Technologies Announces Proposed Public Offering of Common Stock

Exhibit 99.1 SINTX Technologies Announces Proposed Public Offering of Common Stock SALT LAKE CITY, UT, Mar. 29, 2024 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, today announced that it intends to offer and sell shares of its common stock in a public offering. All shares of common stock in the offeri

April 1, 2024 SC 13G

SINT / Sintx Technologies, Inc. / L1 Capital Global Opportunities Master Fund, Ltd. - SCHEDULE 13G Passive Investment

SC 13G 1 l1cap13g.htm SCHEDULE 13G SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 SINTX Technologies, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 829392604 (CUSIP Number) March 25, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the

March 29, 2024 424B5

Subject to Completion, dated March 29, 2024

This preliminary prospectus supplement and the accompanying prospectus relate to an effective registration statement under the Securities Act of 1933, but the information in this preliminary prospectus supplement is not complete and may be changed.

March 27, 2024 EX-4.23

Description of Registrant’s Securities

EXHIBIT 4.23 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 SINTX Technologies, Inc. (“SINTX,” “we,” “our,” or “us”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: our common stock. Authorized Shares of Capital Stock Our Restated Certificate of Incorporation authorizes

March 27, 2024 EX-97.1

SINTX Technologies, Inc. Clawback Policy

Exhibit 97 SINTX TECHNOLOGIES, INC. INCENTIVE COMPENSATION RECOVERY POLICY Introduction. The Board of Directors of SINTX Technologies, Inc. (the “Company”) believes that it is in the best interests of the Company and its shareholders to create and maintain a culture that emphasizes integrity and accountability and that reinforces the Company’s compensation philosophy. The Board has therefore adopt

March 27, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K ☒ Annual report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2023 or ☐ Transition report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No.

March 27, 2024 EX-21.1

List of Subsidiaries

Exhibit 21.1 List of Subsidiaries SINTX Armor, Inc., a Utah corporation. Technology Assessment and Transfer, Inc., a Maryland corporation.

March 26, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 22, 2024 SINTX Technologies

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 22, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

March 26, 2024 EX-99.2

SINTX Technologies Announces Pricing of $1.3 Million Public Offering of Common Stock

Exhibit 99.2 SINTX Technologies Announces Pricing of $1.3 Million Public Offering of Common Stock SALT LAKE CITY, UT, Mar. 25, 2024 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, today announced the pricing of its previously announced public offering of 28,400,000 shares of its common stock at a public

March 26, 2024 EX-99.1

SINTX Technologies Announces Proposed Public Offering of Common Stock

Exhibit 99.1 SINTX Technologies Announces Proposed Public Offering of Common Stock SALT LAKE CITY, UT, Mar. 22, 2024 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, today announced that it intends to offer and sell shares of its common stock in a public offering. All shares of common stock in the offeri

March 26, 2024 EX-10.2

Form of Placement Agency Agreement

Exhibit 10.2 PLACEMENT AGENCY AGREEMENT March 25, 2024 Maxim Group LLC 300 Park Avenue, 16th Floor New York, NY 10022 Ladies and Gentlemen: Subject to the terms and conditions herein (this “Agreement”), Sintx Technologies, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $1,334,800.00 shares (the “Shares”) of the Company’s common stock, $0.01 par value per

March 26, 2024 424B5

28,400,000 Shares of Common Stock

Filed Pursuant to Rule 424(b)(5) Registration No. 333-274951 Prospectus Supplement (to Prospectus dated November 27, 2023) 28,400,000 Shares of Common Stock We are offering shares of our common stock, par value $0.01 per share (“Common Stock”), at a public offering price of $0.047 per share, to certain investors pursuant to this prospectus supplement and the accompanying prospectus. Our Common Sto

March 26, 2024 EX-10.1

Form of Stock Purchase Agreement

Exhibit 10.1 stock PURCHASE AGREEMENT This Stock Purchase Agreement (this “Agreement”) is dated as of March 25, 2024, between Sintx Technologies, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions set fort

March 22, 2024 424B5

Subject to Completion, dated March 22, 2024

This preliminary prospectus supplement and the accompanying prospectus relate to an effective registration statement under the Securities Act of 1933, but the information in this preliminary prospectus supplement is not complete and may be changed.

March 22, 2024 424B5

SINTX TECHNOLOGIES, INC.

Filed pursuant to Rule 424(b)(5) Registration No. 333-274951 Prospectus Supplement (To the Prospectus dated November 27, 2023) SINTX TECHNOLOGIES, INC. We previously entered into an equity distribution agreement (as amended, the “Equity Distribution Agreement”) with Maxim Group LLC (“Maxim”), dated February 25, 2021, as amended on January 10, 2023, relating to the sale of our common stock, par val

February 14, 2024 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 14, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction (Commission (IRS Employer

February 13, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 exhibit99-1.htm JOINT FILING AGREEMENT BY AND AMONG THE REPORTING PERSONS Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock, par value $0.01 per share, of SINTX Technologies, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such

February 13, 2024 SC 13G/A

US8293926049 / SINTX TECHNOLOGI / Lind Global Fund II LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* SINTX Technologies, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 829392604 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

February 7, 2024 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 2 exhibit99-1.htm JOINT FILING AGREEMENT BY AND AMONG THE REPORTING PERSONS Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock, par value $0.01 per share, of SINTX Technologies, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such

February 7, 2024 SC 13G

US8293926049 / SINTX TECHNOLOGI / Lind Global Fund II LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* SINTX Technologies, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 829392604 (CUSIP Number) February 2, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

February 2, 2024 EX-4.5

Form of Warrant Agency Agreement

Exhibit 4.5 SINTX TECHNOLOGIES, INC. and EQUINITI TRUST COMPANY, LLC, as Warrant Agent Warrant Agency Agreement Dated as of February 2, 2024 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of February 2, 2024 (“Agreement”), between SINTX Technologies, Inc., a corporation organized under the laws of the State of Delaware (the “Company”), and Equiniti Trust Company, LLC (the “Warrant Age

February 2, 2024 EX-4.4

Form of Placement Agent Warrant

Exhibit 4.4 PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: July 31, 2024 THIS PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or

February 2, 2024 EX-4.3

Form of Class F Warrant

Exhibit 4.3 CLASS F COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: 16,000,000 Initial Exercise Date: February 2, 2024 CUSIP: 829392240 ISIN: US8293922402 THIS CLASS F COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, CEDE & CO or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditio

February 2, 2024 EX-10.1

Form of Securities Purchase Agreement

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of January 31, 2024, between Sintx Technologies, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditi

February 2, 2024 EX-4.2

Form of Class E Warrant

Exhibit 4.2 CLASS E COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: 16,000,000 Initial Exercise Date: February 2, 2024 CUSIP: 829392224 ISIN: US8293922246 THIS CLASS E COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, CEDE & CO. or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditi

February 2, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 31, 2024 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 31, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

February 2, 2024 EX-10.2

Form of Placement Agency Agreement

Exhibit 10.2 PLACEMENT AGENCY AGREEMENT January 31, 2024 Maxim Group LLC 300 Park Avenue, 16th Floor New York, NY 10022 Ladies and Gentlemen: Subject to the terms and conditions herein (this “Agreement”), Sintx Technologies, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $ of registered units (the “Units”) of the Company, each Unit consisting of either (a

February 2, 2024 EX-4.1

Form of Pre-Funded Warrant

Exhibit 4.1 PRE-FUNDED COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: 12,600,000 Initial Exercise Date: February 2, 2024 CUSIP: 829392232 ISIN: US 8293922246 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, CEDE & CO. or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the

February 2, 2024 EX-99.1

SINTX TECHNOLOGIES ANNOUNCES PRICING OF $4.0 MILLION PUBLIC OFFERING

Exhibit 99.1 SINTX TECHNOLOGIES ANNOUNCES PRICING OF $4.0 MILLION PUBLIC OFFERING SALT LAKE CITY, UT, Jan. 31, 2024 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, today announced the pricing of its public offering of 16,000,000 units, with each unit consisting of one share of its common stock, or one p

February 1, 2024 424B4

SINTX TECHNOLOGIES, INC. 16,000,000 Units, Consisting of 3,400,000 Shares of Common Stock and 12,600,000 Pre-Funded Warrants, 16,000,000 Class E Warrants to Purchase Shares of Common Stock, and 16,000,000 Class F Warrants to Purchase Shares of Common

Filed Pursuant to Rule 424(b)(4) Registration No. 333-275137 PROSPECTUS SINTX TECHNOLOGIES, INC. 16,000,000 Units, Consisting of 3,400,000 Shares of Common Stock and 12,600,000 Pre-Funded Warrants, 16,000,000 Class E Warrants to Purchase Shares of Common Stock, and 16,000,000 Class F Warrants to Purchase Shares of Common Stock 640,000 Placement Agent Warrants to Purchase an Aggregate of Up To 640,

January 31, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 30, 2024 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 30, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

January 29, 2024 CORRESP

January 29, 2024

January 29, 2024 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549-1004 Re: Sintx Technologies, Inc. Registration Statement on Form S-1, as amended File No. 333-275137 Ladies and Gentlemen: As the placement agent of the proposed offering of Sintx Technologies, Inc. (the “Company”), we hereby join the Company’s request for ac

January 29, 2024 CORRESP

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119 January 29, 2024 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F. Street, N.E. Washington, D.C. 20549 Attention: Ben Ritchie Re: SINTX Technologies, Inc. – Registration Statement on Form S-1 (File No. 333-275137) Ladies and Gentlemen: In accordance with Rule 461 under the Secur

January 24, 2024 EX-4.20

Form of Warrant Agency Agreement

Exhibit 4.20 SINTX TECHNOLOGIES, INC. and EQUINITI TRUST COMPANY, LLC, as Warrant Agent Warrant Agency Agreement Dated as of , 2024 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of , 2024 (“Agreement”), between SINTX Technologies, Inc., a corporation organized under the laws of the State of Delaware (the “Company”), and Equiniti Trust Company, LLC (the “Warrant Agent”). W I T N E S S

January 24, 2024 EX-4.18

Form of Class F Warrant

Exhibit 4.18 CLASS F COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2024 THIS CLASS F COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

January 24, 2024 EX-4.17

Form of Class E Warrant

Exhibit 4.17 CLASS E COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2024 THIS CLASS E COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

January 24, 2024 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) SINTX Technologies, Inc.

January 24, 2024 S-1/A

As filed with the Securities and Exchange Commission on January 24, 2024

As filed with the Securities and Exchange Commission on January 24, 2024 Registration No.

January 23, 2024 EX-99.1

SINTX TECHNOLOGIES SHARES SELECT PRELIMINARY Q4 2023 AND FULL YEAR 2023 REVENUE UPDATE

Exhibit 99.1 SINTX TECHNOLOGIES SHARES SELECT PRELIMINARY Q4 2023 AND FULL YEAR 2023 REVENUE UPDATE SALT LAKE CITY, Jan. 23, 2024 (GLOBE NEWSWIRE) — SINTX Technologies, Inc. (www.sintx.com) (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, announced that its estimated unaudited revenues were approximately $902k in Q4 2023, and $2.6 million for the

January 23, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 23, 2024 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 23, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

January 4, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 4, 2024 SINTX Technologie

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 4, 2024 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissio

January 4, 2024 EX-99.1

SINTX TECHNOLOGIES SIGNIFICANTLY STRENGTHENS ITS ANTIPATHOGENIC PATENT PORTFOLIO

Exhibit 99.1 SINTX TECHNOLOGIES SIGNIFICANTLY STRENGTHENS ITS ANTIPATHOGENIC PATENT PORTFOLIO SALT LAKE CITY, January 4, 2024 (GLOBE NEWSWIRE) — SINTX Technologies, Inc. (www.sintx.com) (NASDAQ: SINT; “SINTX” or the “Company”), a manufacturer and developer of advanced ceramic materials and related technologies, announced that it has been granted its sixth United States patent in the last year. All

December 8, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 5, 2023 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 5, 2023 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

November 28, 2023 S-1/A

As filed with the Securities and Exchange Commission on November 28, 2023

As filed with the Securities and Exchange Commission on November 28, 2023 Registration No.

November 24, 2023 CORRESP

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119 November 24, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.E. Washington, D.C. 20549 Re: SINTX Technologies, Inc.—Registration Statement on Form S-3 (File No. 333-274951) Ladies and Gentlemen: In accordance with Rule 461 under the Securities Act of 1933, as amend

November 21, 2023 S-3/A

As filed with the Securities and Exchange Commission on November 21, 2023

As filed with the Securities and Exchange Commission on November 21, 2023 Registration No.

November 21, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) SINTX Technologies, Inc.

November 14, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of

November 14, 2023 EX-10.1

Second Amendment to Centrepointe Business Park Lease Agreement, dated October 5, 2023

Exhibit 10.1 EXECUTION COPY SECOND AMENDMENT TO CENTREPOINTE BUSINESS PARK LEASE AGREEMENT This Second Amendment to Centrepointe Business Park Lease Agreement (this “Amendment”) is dated October 5, 2023, between CENTREPOINTE PROPERTIES, LLC, a Utah limited liability company (“Landlord”), and SINTX TECHNOLOGIES, INC, a Delaware corporation (formerly known as Amedica Corporation) (“Tenant”). The Lan

November 9, 2023 CORRESP

November 9, 2023

November 9, 2023 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, NE Washington, DC 20549 Re: SINTX Technologies, Inc.

November 9, 2023 CORRESP

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119 November 9, 2023 Via Edgar United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Attention: Nicholas O’Leary Re: SiNtx Technologies, Inc. - Registration Statement on Form S-1 (File No. 333-275137) Ladies and Gentlemen: Reference is made to our letter, filed

November 7, 2023 8-K

Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 7, 2023 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

November 7, 2023 EX-99.1

SINTX TECHNOLOGIES ENTERS A LONG-TERM SUPPLY AGREEMENT FOR AEROSPACE COMPONENTS

Exhibit 99.1 SINTX TECHNOLOGIES ENTERS A LONG-TERM SUPPLY AGREEMENT FOR AEROSPACE COMPONENTS SALT LAKE CITY, November 7, 2023 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (www.sintx.com) (NASDAQ: SINT; “SINTX” or the “Company”), a manufacturer and developer of advanced ceramic materials and related technologies, announced that it has entered a Long-Term Agreement (LTA) to supply jet engine componen

November 6, 2023 CORRESP

November 6, 2023

November 6, 2023 VIA EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549-1004 Re: Sintx Technologies, Inc. Registration Statement on Form S-1, as amended File No. 333-275137 Ladies and Gentlemen: As the placement agent of the proposed offering of Sintx Technologies, Inc. (the “Company”), we hereby join the Company’s request for ac

November 6, 2023 CORRESP

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119 November 6, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F. Street, N.E. Washington, D.C. 20549 Attention: Nicholas O’Leary Re: SiNtx Technologies, Inc. – Registration Statement on Form S-1 (File No. 333-275137) Ladies and Gentlemen: In accordance with Rule 461 under the

November 2, 2023 EX-10.27

Form of Placement Agent Agreement

Exhibit 10.27 PLACEMENT AGENCY AGREEMENT , 2023 Maxim Group LLC 300 Park Avenue, 16th Floor New York, NY 10022 Ladies and Gentlemen: Subject to the terms and conditions herein (this “Agreement”), Sintx Technologies, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $ of registered units (the “Units”) of the Company, each Unit consisting of either (a) one sha

November 2, 2023 EX-4.18

Form of Placement Agent Warrant

Exhibit 4.18 PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: 1 Initial Exercise Date: , 20232 Issue Date: , 2023 THIS PLACEMENT AGENT COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at

November 2, 2023 S-1/A

As filed with the Securities and Exchange Commission on November 2, 2023

As filed with the Securities and Exchange Commission on November 2, 2023 Registration No.

November 2, 2023 EX-4.16

Form of Pre-Funded Warrant

Exhibit 4.16 PRE-FUNDED COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2023 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date h

November 2, 2023 EX-10.26

Form of Securities Purchase Agreement

Exhibit 10.26 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of , 2023, between Sintx Technologies, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions set f

November 2, 2023 EX-4.19

Form of Warrant Agency Agreement

Exhibit 4.19 SINTX TECHNOLOGIES, INC. and EQUINITI TRUST COMPANY, LLC, as Warrant Agent Warrant Agency Agreement Dated as of , 2023 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of , 2023 (“Agreement”), between SINTX Technologies, Inc., a corporation organized under the laws of the State of Delaware (the “Company”), and Equiniti Trust Company, LLC (the “Warrant Agent”). W I T N E S S

November 2, 2023 EX-4.17

Form of Class E Warrant

Exhibit 4.17 CLASS E COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2023 THIS CLASS E COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

October 26, 2023 DEFR14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION (Amendment No. 1) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION (Amendment No. 1) Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e

October 25, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

October 23, 2023 S-1

As filed with the Securities and Exchange Commission on October 23, 2023

As filed with the Securities and Exchange Commission on October 23, 2023 Registration No.

October 23, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) SINTX Technologies, Inc.

October 20, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 20, 2023 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 20, 2023 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

October 12, 2023 EX-4.16

Form of Subordinated Indenture, to be entered into between the Registrant and the trustee designated therein

Exhibit 4.16 SINTX TECHNOLOGIES, INC. Issuer AND [TRUSTEE], Trustee INDENTURE Dated as of , 20 Subordinated Debt Securities Table of Contents Page article 1 DEFINITIONS 1 Section 1.01 Definitions of Terms 1 article 2 ISSUE, DESCRIPTION, TERMS, EXECUTION, REGISTRATION AND EXCHANGE OF SECURITIES 4 Section 2.01 Designation and Terms of Securities 4 Section 2.02 Form of Securities and Trustee’s Certif

October 12, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 12, 2023 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 12, 2023 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

October 12, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) SINTX Technologies, Inc.

October 12, 2023 S-3

As filed with the Securities and Exchange Commission on October 12, 2023

As filed with the Securities and Exchange Commission on October 12, 2023 Registration No.

October 12, 2023 EX-4.14

Form of Senior Indenture, to be entered into between the Registrant and the trustee designated therein

Exhibit 4.14 SINTX TECHNOLOGIES, INC. Issuer AND [TRUSTEE], Trustee INDENTURE Dated as of , 20 Senior Debt Securities Table of Contents Page article 1 DEFINITIONS 1 Section 1.01 Definitions of Terms 1 article 2 ISSUE, DESCRIPTION, TERMS, EXECUTION, REGISTRATION AND EXCHANGE OF SECURITIES 4 Section 2.01 Designation and Terms of Securities 4 Section 2.02 Form of Securities and Trustee’s Certificate

October 12, 2023 EX-10.1

Amendment to Equity Distribution Agreement, dated as of October 12, 2023 by and between SINTX Technologies, Inc., and Maxim Group LLC

Exhibit 10.1 AMENDMENT TO EQUITY DISTRIBUTION AGREEMENT October 12, 2023 RECITALS WHEREAS, an equity distribution agreement was entered into on February 25, 2021 (the “Distribution Agreement”), by and between Maxim Group LLC and SINTX Technologies, Inc., a Delaware corporation (collectively, the “Parties”), as amended on January 10, 2023, and WHEREAS, the Parties have agreed to amend the Distribut

October 11, 2023 EX-99.1

SINTX Technologies Awarded Phase II NIH Grant for Silicon Nitride-PEEK 3D Printed Composite Spinal Implants

Exhibit 99.1 SINTX Technologies Awarded Phase II NIH Grant for Silicon Nitride-PEEK 3D Printed Composite Spinal Implants SALT LAKE CITY, October 11, 2023 (GLOBE NEWSWIRE) — SINTX Technologies, Inc. (www.sintx.com) (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, announced today it has been awarded a Phase II grant of $1,972,826 by the National Ins

October 11, 2023 8-K

Other Events, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 11, 2023 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

August 8, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of regis

May 15, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of regi

March 29, 2023 EX-4.18

Exhibit 4.18

EXHIBIT 4.18 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 SINTX Technologies, Inc. (“SINTX,” “we,” “our,” or “us”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: our common stock. Authorized Shares of Capital Stock Our Restated Certificate of Incorporation authorizes

March 29, 2023 EX-21.1

List of Subsidiaries

Exhibit 21.1 List of Subsidiaries SINTX Armor, Inc., a Utah corporation. Technology Assessment and Transfer, Inc., a Maryland corporation.

March 29, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K ☒ Annual report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2022 or ☐ Transition report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No.

February 16, 2023 SC 13G

SINT / SINTX Technologies Inc / INTRACOASTAL CAPITAL, LLC - SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* SINTX Technologies, Inc. (Name of Issuer) Common Stock, $0.01 par value per share (Title of Class of Securities) 829392604 (CUSIP Number) February 7, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the r

February 14, 2023 EX-99.1

JOINT FILING AGREEMENT

Exhibit 99.1 JOINT FILING AGREEMENT The undersigned hereby agree that a single Schedule 13G (or any amendment thereto) relating to the Common Stock, par value $0.001 per share, of SINTX Technologies, Inc. shall be filed on behalf of each of the undersigned and that this Agreement shall be filed as an exhibit to such Schedule 13G. February 14, 2023 LIND GLOBAL FUND II LP By: Lind Global Partners II

February 14, 2023 SC 13G

SINT / SINTX Technologies Inc / Lind Global Fund II LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* SINTX Technologies, Inc. (Name of Issuer) Common Stock, par value $0.001 per share (Title of Class of Securities) 829392604 (CUSIP Number) February 10, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

February 9, 2023 EX-99.1

SINTX Technologies Announces Pricing of $12.0 Million Public Offering

Exhibit 99.1 SINTX Technologies Announces Pricing of $12.0 Million Public Offering SALT LAKE CITY, UT, Feb. 7, 2023 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, today announced the pricing of its public offering of 2,150,000 units, with each unit consisting of one share of its common stock, or one pr

February 9, 2023 EX-4.5

Warrant Agency Agreement

Exhibit 4.5 SINTX TECHNOLOGIES, INC. and AMERICAN STOCK TRANSFER & TRUST COMPANY, LLC, as Warrant Agent Warrant Agency Agreement Dated as of February 10, 2023 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of February 10, 2023 (“Agreement”), between SINTX Technologies, Inc., a corporation organized under the laws of the State of Delaware (the “Company”), and American Stock Transfer &

February 9, 2023 EX-10.1

Form of Securities Purchase Agreement

Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of February 7, 2023, between Sintx Technologies, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditi

February 9, 2023 424B4

SINTX TECHNOLOGIES, INC. 1,980,000 Units, Each Unit Consisting of One Share of Common Stock, One Class C Warrant to Purchase One Share of Common Stock, and One-Half of One Class D Warrant, Each Whole Class D Warrant to Purchase One Share of Common St

Filed Pursuant to Rule 424(b)(4) Registration No. 333-269475 PROSPECTUS SINTX TECHNOLOGIES, INC. 1,980,000 Units, Each Unit Consisting of One Share of Common Stock, One Class C Warrant to Purchase One Share of Common Stock, and One-Half of One Class D Warrant, Each Whole Class D Warrant to Purchase One Share of Common Stock 170,000 Units, Each Unit Consisting of One Pre-Funded Warrant, One Class C

February 9, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 7, 2023 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 7, 2023 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

February 8, 2023 POS EX

As filed with the Securities and Exchange Commission on February 8, 2023

As filed with the Securities and Exchange Commission on February 8, 2023 Registration No.

February 7, 2023 CORRESP

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119 February 7, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F. Street, N.E. Washington, D.C. 20549 Attention: Margaret Schwartz Re: SiNtx Technologies, Inc. – Registration Statement on Form S-1 (File No. 333-269475) Ladies and Gentlemen: In accordance with Rule 461 under the

February 7, 2023 EX-4.13

Form of Class C Warrant

Exhibit 4.13 CLASS C COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2023 THIS CLASS C COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

February 7, 2023 EX-4.15

Form of Class D Warrant

Exhibit 4.15 CLASS D COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2023 THIS CLASS D COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

February 7, 2023 S-1/A

As filed with the Securities and Exchange Commission on February 7, 2023

As filed with the Securities and Exchange Commission on February 7, 2023 Registration No.

February 7, 2023 EX-10.24

Form of Securities Purchase Agreement

Exhibit 10.24 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of February , 2023, between Sintx Technologies, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditi

February 6, 2023 EX-10.25

Form of Placement Agent Agreement

Exhibit 10.25 PLACEMENT AGENCY AGREEMENT , 2023 Maxim Group LLC 300 Park Avenue, 16th Floor New York, NY 10022 Ladies and Gentlemen: Subject to the terms and conditions herein (this “Agreement”), Sintx Technologies, Inc., a Delaware corporation (the “Company”), hereby agrees to sell up to an aggregate of $ of registered units (the “Units”) of the Company, each Unit consisting of either (a) one sha

February 6, 2023 S-1/A

As filed with the Securities and Exchange Commission on February 6, 2023

As filed with the Securities and Exchange Commission on February 6, 2023 Registration No.

February 6, 2023 EX-10.24

Form of Securities Purchase Agreement

Exhibit 10.24 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of February , 2023, between Sintx Technologies, Inc., a Delaware corporation (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditi

February 6, 2023 EX-4.16

Form of Placement Agent Warrant

Exhibit 4.16 PLACEMENT AGENT’S PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: 1 Initial Exercise Date: , 20232 Issue Date: , 2023 THIS PLACEMENT AGENT’S PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after

February 6, 2023 EX-4.17

Form of Warrant Agency Agreement

Exhibit 4.17 SINTX TECHNOLOGIES, INC. and AMERICAN STOCK TRANSFER & TRUST COMPANY, LLC, as Warrant Agent Warrant Agency Agreement Dated as of , 2023 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of , 2023 (“Agreement”), between SINTX Technologies, Inc., a corporation organized under the laws of the State of Delaware (the “Company”), and American Stock Transfer & Trust Company, LLC (t

February 6, 2023 EX-4.13

Form of Class C Warrant

Exhibit 4.13 CLASS C COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2023 THIS CLASS C COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

February 6, 2023 EX-4.14

Form of Pre-Funded Warrant

Exhibit 4.14 PRE-FUNDED COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2023 THIS PRE-FUNDED COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date h

February 6, 2023 EX-4.15

Form of Class D Warrant

Exhibit 4.15 CLASS D COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2023 THIS CLASS D COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

January 31, 2023 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) SINTX Technologies, Inc.

January 31, 2023 EX-21.1

List of Subsidiaries of the Registrant

Exhibit 21.1 Subsidiary Jurisdiction SINTX Armor, Inc. Utah Technology Assessment & Transfer, Inc. Maryland

January 31, 2023 S-1

As filed with the Securities and Exchange Commission on January 31, 2023

As filed with the Securities and Exchange Commission on January 31, 2023 Registration No.

January 25, 2023 EX-99.1

SINTX Technologies Shares Select Preliminary Q4 2022 and Full Year 2022 Revenue Update

Exhibit 99.1 SINTX Technologies Shares Select Preliminary Q4 2022 and Full Year 2022 Revenue Update SALT LAKE CITY, Jan. 19, 2023 (GLOBE NEWSWIRE) — SINTX Technologies, Inc. (www.sintx.com) (NASDAQ: SINT) (“SINTX” or the “Company”), an original equipment manufacturer of advanced ceramics, announced today select preliminary unaudited financial results for the fourth quarter and full year ended Dece

January 25, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 19, 2023 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 19, 2023 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

January 13, 2023 EX-10.1

Amendment to Equity Distribution Agreement, dated as of January 10, 2023 by and between SINTX Technologies, Inc., and Maxim Group LLC

Exhibit 10.1 AMENDMENT TO EQUITY DISTRIBUTION AGREEMENT January 10, 2023 RECITALS WHEREAS, an equity distribution agreement was entered into on February 25, 2021 (the “Distribution Agreement”), by and between Maxim Group LLC and SINTX Technologies, Inc., a Delaware corporation (collectively, the “Parties”), and WHEREAS, the Parties have agreed to amend the Distribution Agreement (this “Amendment”)

January 13, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 10, 2023 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 10, 2023 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

December 19, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 15, 2022 SINTX Technolog

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 15, 2022 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

December 19, 2022 EX-3.1

Certificate of Amendment to the Restated Certificate of Incorporation of Sintx Technologies, Inc.

Exhibit 3.1 CERTIFICATE OF AMENDMENT TO THE RESTATED CERTIFICATE OF INCORPORATION OF SINTX TECHNOLOGIES, INC. SINTX Technologies, Inc. (the “Corporation”), a corporation duly organized and existing under the Delaware General Corporation Law (the “DGCL”), does hereby certify that: First. The amendment to the Corporation’s Restated Certificate of Incorporation set forth below was duly adopted by the

December 19, 2022 EX-99.1

SINTX TECHNOLOGIES Announces Reverse Stock Split Effective DECEMBER 20, 2022

Exhibit 99.1 SINTX TECHNOLOGIES Announces Reverse Stock Split Effective DECEMBER 20, 2022 SINTX common stock expected to begin trading on a split-adjusted basis on December 20, 2022 SALT LAKE CITY, December 19, 2022 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) today announced that its Board of Directors has declared a 1-for-100 reverse stock split of the company’s common stock. The r

December 16, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 15, 2022 SINTX Technolog

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): December 15, 2022 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

November 23, 2022 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 17, 2022 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commiss

November 14, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of

November 4, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Definitive

October 31, 2022 EX-10.1

Subscription and Investment Representation Agreement, dated October 25, 2022, by and between SINTX Technologies, Inc. and the purchaser signatory thereto

Exhibit 10.1 It is the responsibility of any investor purchasing these securities to satisfy itself as to full observance of the laws of any relevant territory outside the United States in connection with any such purchase, including obtaining any required governmental or other consents or observing any other applicable requirements. We are not making an offer to sell these securities in any juris

October 31, 2022 EX-3.1

Certificate of Designation of Series E Preferred Stock

Exhibit 3.1 SINTX TECHNOLOGIES, INC. CERTIFICATE OF DESIGNATION OF PREFERENCES, RIGHTS AND LIMITATIONS OF SERIES E PREFERRED STOCK PURSUANT TO SECTION 151 OF THE Delaware GENERAL CORPORATION LAW The undersigned, B. Sonny Bal and Kevin Ontiveros, do hereby certify that: 1. They are the President and Assistant Secretary, respectively, of SINTX Technologies, Inc., a Delaware corporation (the “Corpora

October 31, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 25, 2022 SINTX TECHNOLOGI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 25, 2022 SINTX TECHNOLOGIES, INC. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

October 25, 2022 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Definitive

October 18, 2022 EX-4.1

Dealer Manager Warrants issued to Maxim Group LLC on October 17, 2022

Exhibit 4.1 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

October 18, 2022 EX-4.4

Form of Class B Warrant

Exhibit 4.4 COMMON STOCK PURCHASE WARRANT class B SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: October 17, 2022 CUSIP: 829392174 THIS CLASS B COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on

October 18, 2022 EX-4.2

Dealer Manager Warrants issued to Ascendiant Capital Markets, LLC on October 17, 2022

Exhibit 4.2 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTR

October 18, 2022 EX-4.3

Form of Class A Warrant

Exhibit 4.3 COMMON STOCK PURCHASE WARRANT class a SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: October 17, 2022 CUSIP: 829392166 THIS CLASS A COMMON STOCK PURCHASE WARRANT (the “Warrant”) certifies that, for value received, or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on

October 18, 2022 EX-10.7

Form of Warrant Agency Agreement between SINTX Technologies, Inc. and American Stock Transfer & Trust Company, LLC

Exhibit 10.1 SINTX Technologies, Inc. and American Stock Transfer & Trust Company, LLC, as Warrant Agent Warrant Agency Agreement Dated as of October 17, 2022 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of October 17, 2022 (“Agreement”), between SINTX Technologies, Inc., a Delaware corporation (the “Company”), and American Stock Transfer & Trust Company, LLC, a New York limited lia

October 18, 2022 EX-3.1

Certificate of Designation of Series D Preferred Stock

Exhibit 3.1 SINTX TECHNOLOGIES, INC. CERTIFICATE OF DESIGNATION OF PREFERENCES, RIGHTS AND LIMITATIONS OF SERIES D CONVERTIBLE PREFERRED STOCK PURSUANT TO SECTION 151 OF THE Delaware GENERAL CORPORATION LAW The undersigned, B. Sonny Bal and Kevin Ontiveros, do hereby certify that: 1. They are the President and Assistant Secretary, respectively, of SINTX Technologies, Inc., a Delaware corporation (

October 18, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 17, 2022 SINTX Technologi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 17, 2022 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissi

October 13, 2022 424B3

SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Up to 4,656 Units Consisting of an Aggregate of Up to 4,656 Shares of Series D Convertible Preferred Stock and 61,664,064 Warrants to Purchase Shares of Common Stock at a Subscription Price of

Filed Pursuant to Rule 424(b)(3) Registration File No. 333-266070 PROSPECTUS SUPPLEMENT NO. 1 To Prospectus dated September 23, 2022 SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Up to 4,656 Units Consisting of an Aggregate of Up to 4,656 Shares of Series D Convertible Preferred Stock and 61,664,064 Warrants to Purchase Shares of Common Stock at a Subscription Price of $1,000 Per Unit a

September 23, 2022 424B3

SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Up to 10,000 Units Consisting of an Aggregate of Up to 10,000 Shares of Series D Convertible Preferred Stock and 54,260,000 Warrants to Purchase Shares of Common Stock at a Subscription Price o

Filed Pursuant to Rule 424(b)(3) Registration No. 333-266070 PROSPECTUS SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Up to 10,000 Units Consisting of an Aggregate of Up to 10,000 Shares of Series D Convertible Preferred Stock and 54,260,000 Warrants to Purchase Shares of Common Stock at a Subscription Price of $1,000 Per Unit and Up to 27,130,000 Shares of Common Stock Issuable upon th

September 22, 2022 EX-99.3

Form of Letter to Brokers, Dealers, Banks and Other Nominees

Exhibit 99.3 FORM OF LETTER TO BROKERS, DEALERS, BANKS AND OTHER NOMINEES SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Units Offered Pursuant to Subscription Rights Distributed to Stockholders and Holders of Participating Warrants of SINTX Technologies, Inc. September 26, 2022 To Brokers, Dealers, Banks and Other Nominees: This letter is being distributed by SINTX Technologies, Inc. (t

September 22, 2022 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) SINTX Technologies, Inc.

September 22, 2022 EX-99.5

Form of Beneficial Owner Election Form

Exhibit 99.5 FORM OF BENEFICIAL OWNER ELECTION FORM SINTX TECHNOLOGIES, INC. The undersigned acknowledge(s) receipt of your letter and the enclosed materials referred to therein relating to the rights offering by SINTX Technologies, Inc., a Delaware corporation (the ?Company?), of non-transferable subscription rights to purchase units, each such unit comprised of (A) one share of the Company?s Ser

September 22, 2022 EX-99.1

Form of Instructions as to Use of Subscription Rights Certificates

Exhibit 99.1 FORM OF INSTRUCTIONS AS TO USE OF SUBSCRIPTION RIGHTS CERTIFICATES SINTX TECHNOLOGIES, INC. Please consult D.F. King & Co., Inc., American Stock Transfer & Trust Company, LLC, your bank or broker as to any questions. The following instructions relate to a rights offering (the ?Rights Offering?) by SINTX Technologies, Inc., a Delaware corporation (?SINTX?), to the holders of record of

September 22, 2022 EX-99.4

Form of Broker Letter to Clients Who are Beneficial Holders

Exhibit 99.4 FORM OF BROKER LETTER TO CLIENTS WHO ARE BENEFICIAL HOLDERS SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Units Offered Pursuant to Subscription Rights Distributed to Stockholders and Holders of Participating Warrants of SINTX Technologies, Inc. September 26, 2022 To Our Clients: This letter is being distributed to our clients who are holders of SINTX Technologies, Inc. (th

September 22, 2022 EX-4.14

Form of Non-Transferrable Subscription Rights Certificate

Exhibit 4.14 RIGHTS CERTIFICATE #: NUMBER OF RIGHTS THE TERMS AND CONDITIONS OF THE RIGHTS OFFERING ARE SET FORTH IN THE COMPANY?S PROSPECTUS DATED SEPTEMBER 23, 2022 (THE ?PROSPECTUS?) AND ARE INCORPORATED HEREIN BY REFERENCE. COPIES OF THE PROSPECTUS ARE AVAILABLE UPON REQUEST FROM D.F. KING & CO., INC., THE INFORMATION AGENT. SINTX TECHNOLOGIES, INC. Incorporated under the laws of the State of

September 22, 2022 S-1/A

As filed with the Securities and Exchange Commission on September 22, 2022

As filed with the Securities and Exchange Commission on September 22, 2022 Registration No.

September 22, 2022 EX-99.2

Form of Letter to Shareholders who are Record Holders

Exhibit 99.2 FORM OF LETTER TO STOCKHOLDERS AND PARTICIPATING WARRANTS HOLDERS WHO ARE RECORD HOLDERS OF SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Units Offered Pursuant to Subscription Rights Distributed to Stockholders and Holders of Participating Warrants of SINTX Technologies, Inc. September 26, 2022 Dear Stockholder or Participating Warrant Holder: This letter is being distribu

September 22, 2022 EX-4.12

Form of Class B Common Stock Warrant

Exhibit 4.12 CLASS B COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2022 THIS CLASS B COMMON STOCK PURCHASE WARRANT (the ?Warrant?) certifies that, for value received, or its assigns (the ?Holder?) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

September 22, 2022 EX-99.6

Form of Nominee Holder Certification

Exhibit 99.6 FORM OF NOMINEE HOLDER CERTIFICATION SINTX TECHNOLOGIES, INC. The undersigned, a bank, broker, dealer, trustee, depositary, or other nominee of non-transferable subscription rights to purchase units of SINTX Technologies, Inc. (the ?Company?), said units each comprised of (A) one share of the Company?s Series D Convertible Preferred Stock, par value $0.01 per share (the ?Preferred Sto

September 22, 2022 EX-1.1

Form of Dealer Manager Agreement

Exhibit 1.1 SINTX TECHNOLOGIES, Inc. DEALER-MANAGER AGREEMENT , 2022 Maxim Group LLC 300 Park Avenue, 16th Floor New York, NY 10022 As Dealer-Manager Ladies and Gentlemen: The following will confirm our agreement relating to the proposed rights offering (the ?Rights Offering?) to be undertaken by SINTX Technologies, Inc., a Delaware corporation (the ?Company?), pursuant to which the Company will d

September 22, 2022 EX-4.13

Form of Warrant Agency Agreement between Amedica Corporation and American Stock Transfer and Trust Company, LLC

Exhibit 4.13 SINTX Technologies, Inc. and American Stock Transfer & Trust Company, LLC, as Warrant Agent Warrant Agency Agreement Dated as of , 2022 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of September , 2022 (?Agreement?), between SINTX Technologies, Inc., a Delaware corporation (the ?Company?), and American Stock Transfer & Trust Company, LLC, a New York limited liability com

September 22, 2022 EX-3.1-7

Certificate of Designation of Series D Preferred Stock

Exhibit 3.1.7 SINTX TECHNOLOGIES, INC. CERTIFICATE OF DESIGNATION OF PREFERENCES, RIGHTS AND LIMITATIONS OF SERIES D CONVERTIBLE PREFERRED STOCK PURSUANT TO SECTION 151 OF THE Delaware GENERAL CORPORATION LAW The undersigned, B. Sonny Bal and Kevin Ontiveros, do hereby certify that: 1. They are the President and Assistant Secretary, respectively, of SINTX Technologies, Inc., a Delaware corporation

September 22, 2022 EX-4.11

Form of Class A Common Stock Warrant

Exhibit 4.11 CLASS A COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2022 THIS CLASS A COMMON STOCK PURCHASE WARRANT (the ?Warrant?) certifies that, for value received, or its assigns (the ?Holder?) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof

September 21, 2022 CORRESP

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119

SINTX Technologies, Inc. 1885 West 2100 South Salt Lake City, Utah 84119 September 21, 2022 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F. Street, N.E. Washington, D.C. 20549 Attention: Margaret Schwartz Re: SiNtx Technologies, Inc. ? Registration Statement on Form S-1 (File No. 333-266070) Ladies and Gentlemen: In accordance with Rule 461 under t

September 14, 2022 FWP

FWP

September 12, 2022 S-1/A

As filed with the Securities and Exchange Commission on September 12, 2022

As filed with the Securities and Exchange Commission on September 12, 2022 Registration No.

September 12, 2022 EX-99.8

Form of Letter to Shareholders

Exhibit 99.8 September 14, 2022 Dear Shareholder, Thank you for being a valued shareholder and supporter of SINTX Technologies Inc. In order to create a closer and more transparent relationship with our shareholders, we have engaged Maxim Group LLC (?Maxim?), a registered broker-dealer with the United States Securities and Exchange Commission to assist us in collecting additional contact informati

September 12, 2022 EX-99.5

Form of Beneficial Owner Election Form

Exhibit 99.5 FORM OF BENEFICIAL OWNER ELECTION FORM SINTX TECHNOLOGIES, INC. The undersigned acknowledge(s) receipt of your letter and the enclosed materials referred to therein relating to the rights offering by SINTX Technologies, Inc., a Delaware corporation (the ?Company?), of non-transferable subscription rights to purchase units, each such unit comprised of one share of the Company?s Series

September 12, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 12, 2022 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commis

September 12, 2022 EX-99.2

Form of Letter to Shareholders who are Record Holders

Exhibit 99.2 FORM OF LETTER TO STOCKHOLDERS AND PARTICIPATING WARRANTS HOLDERS WHO ARE RECORD HOLDERS OF SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Units Offered Pursuant to Subscription Rights Distributed to Stockholders and Holders of Participating Warrants of SINTX Technologies, Inc. September 26, 2022 Dear Stockholder or Participating Warrant Holder: This letter is being distribu

September 12, 2022 EX-1.1

Form of Dealer Manager Agreement

Exhibit 1.1 SINTX TECHNOLOGIES, Inc. DEALER-MANAGER AGREEMENT , 2022 Maxim Group LLC 300 Park Avenue, 16th Floor New York, NY 10022 As Dealer-Manager Ladies and Gentlemen: The following will confirm our agreement relating to the proposed rights offering (the ?Rights Offering?) to be undertaken by SINTX Technologies, Inc., a Delaware corporation (the ?Company?), pursuant to which the Company will d

September 12, 2022 EX-4.14

Form of Dealer-Manager Warrant

Exhibit 4.14 NEITHER THIS SECURITY NOR THE SECURITIES FOR WHICH THIS SECURITY IS EXERCISABLE HAVE BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE ?SECURITIES ACT?), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGIST

September 12, 2022 EX-99.7

Form of Notice of Important Tax Information

Exhibit 99.7 FORM OF NOTICE OF IMPORTANT TAX INFORMATION SINTX TECHNOLOGIES, INC. This notice is provided in connection with the prospectus of SINTX Technologies, Inc. (?SINTX?) dated September 23, 2022. Under U.S. federal income tax law, distributions (including constructive distributions) that may be made by SINTX in respect of shares of its Series D Convertible Preferred Stock or warrants acqui

September 12, 2022 EX-99.4

Form of Broker Letter to Clients Who are Beneficial Holders

Exhibit 99.4 FORM OF BROKER LETTER TO CLIENTS WHO ARE BENEFICIAL HOLDERS SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Units Offered Pursuant to Subscription Rights Distributed to Stockholders and Holders of Participating Warrants of SINTX Technologies, Inc. September 26, 2022 To Our Clients: This letter is being distributed to our clients who are holders of SINTX Technologies, Inc. (th

September 12, 2022 EX-4.13

Form of Non-Transferrable Subscription Rights Certificate

EX-4.13 7 ex4-13.htm Exhibit 4.13 RIGHTS CERTIFICATE #: NUMBER OF RIGHTS THE TERMS AND CONDITIONS OF THE RIGHTS OFFERING ARE SET FORTH IN THE COMPANY’S PROSPECTUS DATED SEPTEMBER 23, 2022 (THE “PROSPECTUS”) AND ARE INCORPORATED HEREIN BY REFERENCE. COPIES OF THE PROSPECTUS ARE AVAILABLE UPON REQUEST FROM D.F. KING & CO., INC., THE INFORMATION AGENT. SINTX TECHNOLOGIES, INC. Incorporated under the

September 12, 2022 EX-21.1

List of Subsidiaries of the Registrant

Exhibit 21.1 Subsidiary Jurisdiction SINTX Armor, Inc. Utah Technical Assessment and Transfer, Inc. Maryland

September 12, 2022 EX-99.1

SINTX TECHNOLOGIES Informs Stockholders of Key Dates and Terms Related to Announced Rights Offering

Exhibit 99.1 SINTX TECHNOLOGIES Informs Stockholders of Key Dates and Terms Related to Announced Rights Offering SALT LAKE CITY, UT, SEPTEMBER 12, 2022 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (NASDAQ: SINT) (?SINTX? or the ?Company?), an original equipment manufacturer of advanced ceramics, today provided an informational update to its security holders regarding its proposed rights offering an

September 12, 2022 EX-99.1

Form of Instructions as to Use of Subscription Rights Certificates

Exhibit 99.1 FORM OF INSTRUCTIONS AS TO USE OF SUBSCRIPTION RIGHTS CERTIFICATES SINTX TECHNOLOGIES, INC. Please consult D.F. King & Co., Inc., American Stock Transfer & Trust Company, LLC, your bank or broker as to any questions. The following instructions relate to a rights offering (the ?Rights Offering?) by SINTX Technologies, Inc., a Delaware corporation (?SINTX?), to the holders of record of

September 12, 2022 EX-99.6

Form of Nominee Holder Certification

Exhibit 99.6 FORM OF NOMINEE HOLDER CERTIFICATION SINTX TECHNOLOGIES, INC. The undersigned, a bank, broker, dealer, trustee, depositary, or other nominee of non-transferable subscription rights to purchase units of SINTX Technologies, Inc. (the ?Company?), said units each comprised of one share of Series D Convertible Preferred Stock and warrants to purchase a number of shares of common stock equa

September 12, 2022 EX-3.1.7

Certificate of Designation of Series D Preferred Stock

Exhibit 3.1.7 SINTX TECHNOLOGIES, INC. CERTIFICATE OF DESIGNATION OF PREFERENCES, RIGHTS AND LIMITATIONS OF SERIES D CONVERTIBLE PREFERRED STOCK PURSUANT TO SECTION 151 OF THE Delaware GENERAL CORPORATION LAW The undersigned, B. Sonny Bal and Kevin Ontiveros, do hereby certify that: 1. They are the President and Assistant Secretary, respectively, of SINTX Technologies, Inc., a Delaware corporation

September 12, 2022 EX-4.12

Form of Warrant Agency Agreement between Amedica Corporation and American Stock Transfer and Trust Company, LLC

Exhibit 4.12 SINTX Technologies, Inc. and American Stock Transfer & Trust Company, LLC, as Warrant Agent Warrant Agency Agreement Dated as of , 2022 WARRANT AGENCY AGREEMENT WARRANT AGENCY AGREEMENT, dated as of September , 2022 (?Agreement?), between SINTX Technologies, Inc., a Delaware corporation (the ?Company?), and American Stock Transfer & Trust Company, LLC, a New York limited liability com

September 12, 2022 EX-99.3

Form of Letter to Brokers, Dealers, Banks and Other Nominees

Exhibit 99.3 FORM OF LETTER TO BROKERS, DEALERS, BANKS AND OTHER NOMINEES SINTX TECHNOLOGIES, INC. Subscription Rights to Purchase Units Offered Pursuant to Subscription Rights Distributed to Stockholders and Holders of Participating Warrants of SINTX Technologies, Inc. September 26, 2022 To Brokers, Dealers, Banks and Other Nominees: This letter is being distributed by SINTX Technologies, Inc. (t

September 12, 2022 EX-4.11

Form of Common Stock Warrant

Exhibit 4.11 COMMON STOCK PURCHASE WARRANT SINTX TECHNOLOGIES, INC. Warrant Shares: Initial Exercise Date: , 2022 THIS COMMON STOCK PURCHASE WARRANT (the ?Warrant?) certifies that, for value received, or its assigns (the ?Holder?) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, at any time on or after the date hereof (the ?Initial Ex

August 12, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of regis

July 11, 2022 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 6, 2022 SINTX TECHNOLOGIES, INC. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission F

July 8, 2022 EX-FILING FEES

Filing Fee Table

Exhibit 107 Calculation of Filing Fee Tables Form S-1 (Form Type) SINTX Technologies, Inc.

July 8, 2022 EX-21.1

List of Subsidiaries of the Registrant

Exhibit 21.1 Subsidiary Jurisdiction SINTX Armor, Inc. Utah

July 8, 2022 S-1

As filed with the Securities and Exchange Commission on July 8, 2022

As filed with the Securities and Exchange Commission on July 8, 2022 Registration No.

July 6, 2022 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Completion of Acquisition or Disposition of Assets, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 30, 2022 SINTX TECHNOLOGIES, INC. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commission

July 6, 2022 EX-99.1

The Acquisition Broadens Opportunities for SINTX in Aerospace, Defense, and Biomedical Markets

Exhibit 99.1 SINTX Technologies Acquires Technology Assessment and Transfer, Inc. The Acquisition Broadens Opportunities for SINTX in Aerospace, Defense, and Biomedical Markets SALT LAKE CITY, July 6, 2022 (GLOBE NEWSWIRE) - SINTX Technologies, Inc. (www.sintx.com) (NASDAQ: SINT) (?SINTX? or the ?Company?), an original equipment manufacturer of advanced ceramics, announced the acquisition of Techn

July 6, 2022 EX-2.1

Stock Purchase Agreement

Exhibit 2.1 Certain Information has been excluded from this Exhibit 2.1 because it is both not material and would likely cause competitive harm to the registrant if publicly disclosed. [***] DENOTES information that has been OMItted. STOCK PURCHASE AGREEMENT BY AND BETWEEN Larry Fehrenbacher and Sharon Fehrenbacher, as SELLERS and SINTX TECHNOLOGIES, INC., AS BUYER Dated as of JUNE 30, 2022 Conten

May 13, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File Number 001-33624 SINTX Technologies, Inc. (Exact name of regi

April 27, 2022 424B5

Up to $2,000,000 Common Stock

424B5 1 form424b5.htm Filed Pursuant to Rule 424(b)(5) Registration No. 333-249267 PROSPECTUS SUPPLEMENT (To Prospectus Dated October 13, 2020) Up to $2,000,000 Common Stock SINTX Technologies, Inc. previously entered into an Equity Distribution Agreement (the “Equity Distribution Agreement”) with Maxim Group LLC, or Maxim, relating to the sale of our common stock, par value $0.01 per share, pursu

March 25, 2022 EX-21.1

List of Subsidiaries

Exhibit 21.1 List of Subsidiaries SINTX Armor, Inc., a Utah corporation.

March 25, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-K ? Annual report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2021 or ? Transition report pursuant to section 13 or 15(d) of the Securities Exchange Act of 1934 For the transition period from to Commission File No.

March 25, 2022 EX-4.11

Exhibit 4.11

EXHIBIT 4.11 DESCRIPTION OF THE REGISTRANT?S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 SINTX Technologies, Inc. (?SINTX,? ?we,? ?our,? or ?us?) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: our common stock. Authorized Shares of Capital Stock Our Restated Certificate of Incorporation authorizes

January 4, 2022 8-K

Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 3, 2022 SINTX Technologies, Inc. (Exact name of registrant as specified in its charter) Delaware 001-33624 84-1375299 (State or other jurisdiction of incorporation) (Commissio

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