CNBKA / Century Bancorp, Inc. - Class A - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Century Bancorp, Inc. - Class A
US ˙ NASDAQ ˙ US1564321065
HINDI NA ACTIVE ANG SIMBONG ITO

Mga Batayang Estadistika
CIK 812348
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 Century Bancorp, Inc. - Class A
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
February 10, 2023 SC 13G/A

CNBKA / Century Bancorp, Inc. / Versor Investments LP Passive Investment

SC 13G/A 1 versor-cnbka123122a2.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 2)* Century Bancorp, Inc. (Name of Issuer) Class A Common Stock, $1.00 par value (Title of Class of Securities) 156432106 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the a

February 8, 2022 SC 13G/A

CNBKA / Century Bancorp, Inc. / Versor Investments LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No.

November 12, 2021 S-8 POS

As filed with the Securities and Exchange Commission on November 12, 2021

As filed with the Securities and Exchange Commission on November 12, 2021 Registration No.

November 12, 2021 S-8 POS

As filed with the Securities and Exchange Commission on November 12, 2021

As filed with the Securities and Exchange Commission on November 12, 2021 Registration No.

November 12, 2021 S-8 POS

As filed with the Securities and Exchange Commission on November 12, 2021

As filed with the Securities and Exchange Commission on November 12, 2021 Registration No.

November 5, 2021 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, 2021. or ☐ TRANSITION

Table of Contents 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, 2021. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC

October 13, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: October 12, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

October 13, 2021 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3 2021, UP 7.8%

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3 2021, UP 7.8% Medford, MA, October 12, 2021?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announced net income of $33,325,000 for the nine months ended September 30, 20

September 29, 2021 SC 13G

CNBKA / Century Bancorp, Inc. / Versor Investments LP Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.

September 27, 2021 8-K

Financial Statements and Exhibits, Other Events

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: September 27, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

September 27, 2021 EX-99.1

# # #

Exhibit 99.1 Eastern Bankshares, Inc. And Century Bancorp, Inc. Announce Regulatory Approvals Received To Merge BOSTON, MA, September 27, 2021 ? Eastern Bankshares, Inc. (?Eastern?) (Nasdaq Global Select Market: EBC), the stock holding company for Eastern Bank, and Century Bancorp, Inc. (Nasdaq: CNBKA) (?Century?), the stock holding company for Century Bank and Trust Company (?Century Bank?), a fu

September 15, 2021 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES QUARTERLY DIVIDEND DECLARED

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES QUARTERLY DIVIDEND DECLARED Medford, MA, September 14, 2021?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announced that the Company?s Board of Directors voted a regular quarterly dividend of

September 15, 2021 8-K

Financial Statements and Exhibits, Other Events

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: September 14, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

August 6, 2021 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, 2021. or ☐ TRANSITION REPO

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, 2021. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Exact name of regist

July 14, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: July 13, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 400

July 14, 2021 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q2 2021, UP 7.6%; RECORD LOANS; QUARTERLY DIVIDEND DECLARED

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q2 2021, UP 7.6%; RECORD LOANS; QUARTERLY DIVIDEND DECLARED Medford, MA, July 13, 2021?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announced net income of $21,593,000 for the s

July 7, 2021 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): July 7, 2021 CENTURY BANCORP, INC. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission F

June 29, 2021 8-K

Other Events

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: June 29, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 400

June 25, 2021 11-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 SBERA 401(k) PLAN AS ADOPTED BY CENTURY BANCORP, INC. (Fu

June 3, 2021 DEFM14A

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 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registran

Table of Contents 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 (Amendment No. ) 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 14

May 7, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents 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, 2021. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (E

May 7, 2021 PREM14A

- PREM14A

Table of Contents 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 (Amendment No. ) 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 14

May 7, 2021 EX-10.2

Employment letter, dated as of April 6, 1999, from Century Bank and Trust Company to David B. Woonton.

Exhibit 10.2 People investing in people. JONATHAN G. SLOANE President & Chief Operating Officer (781) 393-4140 April 6, 1999 JGS/99/243 Mr. David Woonton 29 Pinehurst Drive Boxford, MA 01921 Dear David: It is my pleasure to extend to you the following conditional offer of employment to join us at Century Bank. TITLE: Executive Vice President and Senior Lender (Member of Management Committee) COMPE

April 14, 2021 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q1 2021, UP 11.4%; RECORD ASSETS AND DEPOSITS; QUARTERLY DIVIDEND DECLARED

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q1 2021, UP 11.4%; RECORD ASSETS AND DEPOSITS; QUARTERLY DIVIDEND DECLARED Medford, MA, April 13, 2021?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announced net income of $10,7

April 14, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: April 13, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 400

April 8, 2021 EX-99.2

# # #

Exhibit 99.2 Eastern Bankshares, Inc. and Century Bancorp, Inc. Enter Into Definitive Agreement To Merge Key Highlights: ? Merger creates $22 billion combined franchise and solidifies Eastern?s leading position in Boston and Eastern Massachusetts ? Financially compelling transaction with 55% EPS accretion on a fully synergized basis ? Eastern announces 33% increase to quarterly dividend BOSTON, MA

April 8, 2021 EX-2.1

Agreement and Plan of Merger by and among Eastern Bankshares, Inc., Clarion Acquisition Corp., Century Bancorp, Inc. and Century Bank and Trust Company, dated as of April 7, 2021

Exhibit 2.1 AGREEMENT AND PLAN OF MERGER by and among EASTERN BANKSHARES, INC., CLARION ACQUISITION CORP., CENTURY BANCORP, INC. and CENTURY BANK AND TRUST COMPANY Dated as of April 7, 2021 TABLE OF CONTENTS Article I THE MERGER 1 1.1 The Merger 1 1.2 Closing 2 1.3 Effective Time 2 1.4 Effects of the Merger 2 1.5 Holdco Merger 2 1.6 Effect of Merger on Company Common Stock 2 1.7 Merger Sub Common

April 8, 2021 EX-99.1

VOTING AGREEMENT

EX-99.1 Exhibit 99.1 VOTING AGREEMENT VOTING AGREEMENT (“Agreement”), dated as of April , 2021, by and among Eastern Bankshares, Inc., a Massachusetts corporation (“Buyer”), Clarion Acquisition Corp., a Massachusetts corporation (“Merger Sub,” and together with Buyer, “Buyers”) and the undersigned holder (the “Shareholder”) of Class A Common Stock, par value $1.00 per share (the “Class A Common St

April 8, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

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: April 7, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 400

March 10, 2021 EX-3.1

Articles of Organization of Century Bancorp, Inc. dated January 7, 1972 (filed herewith).

Exhibit 3.1 The Commonwealth of Massachusetts JOHN F. X. DAVOREN Secretary of the Commonwealth STATE HOUSE BOSTON, MASS. ARTICLES OF ORGANIZATION (Under G.L. Ch. 156B) Incorporators NAME POST OFFICE ADDRESS Include given name in full in case of natural persons in case of a corporation, give state of incorporation. Marshall M. Sloane 100a Fellsway West Somerville, Massachusetts 02145 The above-name

March 10, 2021 EX-99.3

Compensation Committee Charter (filed herewith).

Exhibit 99.3 Manual Manual: Corporate Policy Document Number: 318 Title: Human Resources Revised Date: 10/26/2020 Section: 300 Page 1 of 3 Subject: Compensation Committee Charter Approval: Compensation Committee November 10, 2020 - Board of Directors January 19, 2021 Century Bancorp Compensation Committee Charter Purpose The purpose of the Compensation Committee is to provide overall guidance with

March 10, 2021 EX-21

Subsidiaries of the Registrant (filed herewith).

Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

March 10, 2021 EX-14

Code of Ethics (filed herewith).

Exhibit 14 Manual Manual: Corporate Policy Document Number: 310 Title: Human Resources Revised Date: 02/02/2021 Section: 300 Page 1 of 13 Subject: Code of Ethics Approval: Approved by Board of Directors 2/09/2021 Purpose and Responsibility Century Bancorp, Inc.

March 10, 2021 10-K

Annual Report - 10-K

Table of Contents Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 10, 2021 EX-4.1

Form of Common Stock Certificates of the Company (filed herewith).

Exhibit 4.1 The following abbreviation, when used in the inscription on the face of this certificate, shall be construed as though they were written out in full according to applicable laws or regulations: TEN COM ?as tenants in common UNIF GIFT MIN ACT ? Custodian TEN ENT ?as tenants by the entireties (cust) (Minor) JT TEN ?as joint tenants with night of survivorship and not as tenants in common

March 10, 2021 EX-99.2

Nominating Committee Charter (filed herewith).

Exhibit 99.2 CENTURY BANCORP, INC. Nominating Committee Policy and Procedures General. The Nominating Committee shall provide assistance to the Board of Directors in fulfilling its responsibilities by: 1. Evaluating candidates for nomination to the Board of Directors. 2. Recommending to the Board the nomination of candidates for reelection and election as Directors. 3. Assisting in the identificat

March 10, 2021 EX-10.3

The Century Bancorp Supplemental Executive Retirement and Insurance Plan, as amended and restated effective as of December 31, 2016, first amendment effective January 21, 2020 (filed herewith).

Exhibit 10.3 THE CENTURY BANCORP SUPPLEMENTAL EXECUTIVE RETIREMENT AND INSURANCE PLAN First Amendment THIS FIRST AMENDMENT is made by Century Bancorp, Inc. (the ?Company?) to the Century Bancorp Supplemental Executive Retirement and Insurance Plan, As Amended and Restated Effective as of December 31, 2016 (the ?Plan?) this First Amendment is effective as of January 21, 2020,the date of its adoptio

March 10, 2021 EX-10.4

The Century Bancorp Supplemental Executive Retirement and Insurance Plan, as amended and restated effective as of December 31, 2016, second amendment effective October 13, 2020. (filed herewith).

Exhibit 10.4 THE CENTURY BANCORP SUPPLMENTAL EXECUTIVE RETIREMENT AND INSURANCE PLAN Second Amendment THIS SECOND AMENDMENT is made by Century Bancorp, Inc. (the ?Company?) to the Century Bancorp Supplemental Executive Retirement and Insurance Plan, As Amended and Restated Effective as of December 31, 2016 (the ?Plan?). This Second Amendment is effective as of October 13, 2020, the date of its ado

March 10, 2021 EX-3.2

Articles of Amendment of Century Bancorp, Inc. effective May 14, 1987 (filed herewith).

Exhibit 3.2 The Commonwealth of Massachusetts OFFICE OF THE MASSACHUSETTS SECRETARY OF STATE MICHAEL JOSEPH CONNOLLY, Secretary ONE ASHBURTON PLACE, BOSTON, MASS. 02108 FEDERAL IDENTIFICATION NO. 04?2498617 ARTICLES OF AMENDMENT General Laws, Chapter 156B, Section 72 This certificate must be submitted to the Secretary of the Commonwealth within sixty days after the date of the vote of stockholders

February 18, 2021 EX-99.1

CENTURY BANK AND TRUST COMPANY SPLIT DOLLAR LIFE INSURANCE AGREEMENT (As amended and restated, effective as of February 17, 2021) Economic Benefit Regime – Endorsement Method

EX-99.1 Exhibit 99.1 CENTURY BANK AND TRUST COMPANY SPLIT DOLLAR LIFE INSURANCE AGREEMENT (As amended and restated, effective as of February 17, 2021) Economic Benefit Regime – Endorsement Method THIS SPLIT DOLLAR LIFE INSURANCE AGREEMENT, AS AMENDED AND RESTATED, (the “Agreement”) is made and entered into effective as of February 17, 2021, by and between Century Bank and Trust Company (the “Bank”

February 18, 2021 EX-99.2

CENTURY BANK AND TRUST COMPANY SPLIT DOLLAR LIFE INSURANCE AGREEMENT (As amended and restated, effective as of February 17, 2021) Economic Benefit Regime – Endorsement Method

Exhibit 99.2 CENTURY BANK AND TRUST COMPANY SPLIT DOLLAR LIFE INSURANCE AGREEMENT (As amended and restated, effective as of February 17, 2021) Economic Benefit Regime ? Endorsement Method THIS SPLIT DOLLAR LIFE INSURANCE AGREEMENT, AS AMENDED AND RESTATED, (the ?Agreement?) is made and entered into effective as of February 17, 2021, by and between Century Bank and Trust Company (the ?Bank?), a ban

February 18, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

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: February 17, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

February 2, 2021 8-K

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

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: January 30, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

January 20, 2021 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR 2020, UP 6.3%; RECORD ASSETS, LOANS, AND DEPOSITS; INCREASE IN QUARTERLY DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR 2020, UP 6.3%; RECORD ASSETS, LOANS, AND DEPOSITS; INCREASE IN QUARTERLY DIVIDEND DECLARED Medford, MA, January 19, 2021— Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) t

January 20, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

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: January 19, 2021 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

November 6, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents 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, 2020. or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC

October 15, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits - 8-K

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: October 13, 2020 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

October 15, 2020 EX-99.1

CENTURY BANK ANNOUNCES ADDITIONS TO BOARD OF DIRECTORS

EX-99.1 Exhibit 99.1 FOR IMMEDIATE RELEASE Contact: Barry Sloane [email protected] Phone: 781-393-4150 CENTURY BANK ANNOUNCES ADDITIONS TO BOARD OF DIRECTORS MEDFORD, MA, Oct. 13, 2020 – Century Bank, New England’s largest family-controlled bank, has elected Dr. Anthony P. Monaco, President of Tufts University, and Dr. O’Neil Britton, Chief Medical Officer and Senior Vice President at Massac

October 14, 2020 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3 2020, UP 8%; RECORD ASSETS, LOANS, AND DEPOSITS; INCREASE IN QUARTERLY DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3 2020, UP 8%; RECORD ASSETS, LOANS, AND DEPOSITS; INCREASE IN QUARTERLY DIVIDEND DECLARED Medford, MA, October 13, 2020—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) t

October 14, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

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: October 13, 2020 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

August 21, 2020 EX-10.2

Century Bank and Trust Split Dollar Life Insurance Agreement with Linda Sloane Kay dated August 17, 2020.

EX-10.2 Exhibit 10.2 CENTURY BANK AND TRUST COMPANY SPLIT DOLLAR LIFE INSURANCE AGREEMENT Economic Benefit Regime – Endorsement Method THIS SPLIT DOLLAR LIFE INSURANCE AGREEMENT (the “Agreement”) is made and entered into effective as of August 17, 2020 (the “Effective Date”), by and between Century Bank and Trust Company (the “Bank”), a bank organized and existing under the laws of the Commonwealt

August 21, 2020 EX-10.1

Century Bank and Trust Split Dollar Life Insurance Agreement with Barry R. Sloane dated August 17, 2020.

EX-10.1 Exhibit 10.1 CENTURY BANK AND TRUST COMPANY SPLIT DOLLAR LIFE INSURANCE AGREEMENT Economic Benefit Regime – Endorsement Method THIS SPLIT DOLLAR LIFE INSURANCE AGREEMENT (the “Agreement”) is made and entered into effective as of August 17, 2020 (the “Effective Date”), by and between Century Bank and Trust Company (the “Bank”), a bank organized and existing under the laws of the Commonwealt

August 21, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

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: August 17, 2020 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 40

August 7, 2020 10-Q

Quarterly Report - 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, 2020. or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Exact name of regist

July 15, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: July 14, 2020 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

July 15, 2020 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q2 2020, UP 6.2%; ASSET GROWTH TO RECORD $5.9 BB; INCREASE IN QUARTERLY DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q2 2020, UP 6.2%; ASSET GROWTH TO RECORD $5.9 BB; INCREASE IN QUARTERLY DIVIDEND DECLARED Medford, MA, July 14, 2020—-Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) to

June 25, 2020 11-K

- 11-K

11-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ☒ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full Title of the Plan)

June 5, 2020 8-K

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

8-K 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: June 1, 2020 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identification No.) 4

May 8, 2020 10-Q

Quarterly Report - 10-Q

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 17, 2020 8-K

Submission of Matters to a Vote of Security Holders

8-K 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: April 14, 2020 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identification No.)

April 15, 2020 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2020, UP 2.6%; ASSET GROWTH TO RECORD $5.6 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2020, UP 2.6%; ASSET GROWTH TO RECORD $5.6 BB; REGULAR DIVIDEND DECLARED Medford, MA, April 14, 2020—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today announced

April 15, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: April 14, 2020 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identification No.)

March 13, 2020 EX-4.4

Description of Registrant’s Securities (filed herewith).

EX-4.4 Exhibit 4.4 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Unless the context otherwise requires, references in this Exhibit to the Annual Report on Form 10-K to the terms “registrant” or “the Company” refer to Century Bancorp, Inc. and all of its consolidated subsidiaries. The following description sets forth certain mate

March 13, 2020 10-K

CNBKA / Century Bancorp, Inc. 10-K - Annual Report - 10-K

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 13, 2020 EX-21

Subsidiaries of the Registrant.

EX-21 Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

January 22, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: January 21, 2020 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No

January 22, 2020 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR 2019, UP 10%; ASSET GROWTH TO RECORD $5.5 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR 2019, UP 10%; ASSET GROWTH TO RECORD $5.5 BB; REGULAR DIVIDEND DECLARED Medford, MA, January 21, 2020—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today announced net i

November 8, 2019 10-Q

CNBKB / Century Bancorp, Inc. 10-Q - Quarterly Report - 10-Q

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 9, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: October 8, 2019 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.

October 9, 2019 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3 2019; ASSET GROWTH TO $5.3 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3 2019; ASSET GROWTH TO $5.3 BB; REGULAR DIVIDEND DECLARED Medford, MA, October 8, 2019—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today announced net income of $28,967,0

August 8, 2019 10-Q

CNBKB / Century Bancorp, Inc. 10-Q - Quarterly Report - 10-Q

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 10, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: July 9, 2019 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

July 10, 2019 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q2 2019; RECORD YTD EARNINGS, UP 13%; ASSET GROWTH TO $5.2 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q2 2019; RECORD YTD EARNINGS, UP 13%; ASSET GROWTH TO $5.2 BB; REGULAR DIVIDEND DECLARED Medford, MA, July 9, 2019 – Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today an

June 28, 2019 11-K

CNBKB / Century Bancorp, Inc. 11-K - - 11-K

11-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ☒ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

June 12, 2019 8-K

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

8-K 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: June 11, 2019 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

May 9, 2019 10-Q

CNBKB / Century Bancorp, Inc. 10-Q Quarterly Report 10-Q

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 17, 2019 8-K

Submission of Matters to a Vote of Security Holders

8-K 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: April 17, 2019 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

April 11, 2019 8-K

Changes in Control of Registrant

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report: April 6, 2019 Century Bancorp, Inc.

April 10, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: April 9, 2019 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

April 10, 2019 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2019 UP 22.2%; ASSET GROWTH TO RECORD $5.3 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2019 UP 22.2%; ASSET GROWTH TO RECORD $5.3 BB; REGULAR DIVIDEND DECLARED Medford, MA, April 9, 2019—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today announced n

March 15, 2019 EX-21

Subsidiaries of the Registrant.

EX-21 Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

March 15, 2019 EX-4.2

Century Bancorp, Inc. 401(K) Plan.

EX-4.2 Table of Contents Exhibit 4.2 SBERA 401(K) PLAN AS ADOPTED BY CENTURY BANCORP, INC. SUMMARY PLAN DESCRIPTION January 1, 2018 Prepared by: Benefit Plans Administrative Services LLC Table of Contents SBERA 401(K) PLAN AS ADOPTED BY CENTURY BANCORP, INC. SUMMARY PLAN DESCRIPTION TABLE OF CONTENTS INTRODUCTION 1 ELIGIBILITY FOR PARTICIPATION 1 Eligible Employee 1 Elective Deferral Contributions

March 15, 2019 EX-99.1

Audit Committee Charter, incorporated by reference previously filed with a 10-K filed on March 15, 2019.

EX-99.1 Exhibit 99.1 Manual Manual: Corporate Policy, Volume II Document Number: 401 Title: Audit and Security Revised Date: 02/21/2019 Section: 400 Page 1 of 6 Subject: Century Bancorp, Inc. Audit Committee Charter Approval: Board of Directors April 9, 2019 I. Purpose The Audit Committee’s (“Committee”) primary mission is to provide a structured, systematic oversight of the financial reporting pr

March 15, 2019 10-K

CNBKB / Century Bancorp, Inc. 10-K (Annual Report)

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 16, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: January 15, 2019 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No

January 16, 2019 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS OF $36.2 MM FOR 2018, CORE EARNINGS UP 17.8%; ASSET GROWTH TO RECORD $5.2 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS OF $36.2 MM FOR 2018, CORE EARNINGS UP 17.8%; ASSET GROWTH TO RECORD $5.2 BB; REGULAR DIVIDEND DECLARED Medford, MA, January 15, 2019 — Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the C

November 8, 2018 10-Q

CNBKB / Century Bancorp, Inc. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 10, 2018 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR THE THIRD QUARTER OF 2018, UP 19.4%; ASSET GROWTH TO $4.9 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR THE THIRD QUARTER OF 2018, UP 19.4%; ASSET GROWTH TO $4.9 BB; REGULAR DIVIDEND DECLARED Medford, MA, October 9, 2018 - Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) toda

October 10, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: October 9, 2018 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.

August 7, 2018 10-Q

CNBKB / Century Bancorp, Inc. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 11, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: July 10, 2018 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

July 11, 2018 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR THE FIRST SIX MONTHS OF 2018, UP 17.2%; ASSET GROWTH TO RECORD $4.9 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR THE FIRST SIX MONTHS OF 2018, UP 17.2%; ASSET GROWTH TO RECORD $4.9 BB; REGULAR DIVIDEND DECLARED Medford, MA, July 10, 2018 – Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Compan

June 27, 2018 11-K

CNBKB / Century Bancorp, Inc. 11-K

11-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ☒ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2017 ☐ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

May 8, 2018 10-Q

CNBKB / Century Bancorp, Inc. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 25, 2018 8-K

Submission of Matters to a Vote of Security Holders

Form 8-K 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: April 25, 2018 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

April 11, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: April 10, 2018 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

April 11, 2018 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2018, UP SIGNIFICANTLY, 26.5%; ASSETS AT $4.8 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2018, UP SIGNIFICANTLY, 26.5%; ASSETS AT $4.8 BB; REGULAR DIVIDEND DECLARED Medford, MA, April 10, 2018 — Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today annou

March 15, 2018 10-K

CNBKB / Century Bancorp, Inc. 10-K (Annual Report)

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 15, 2018 EX-21

Subsidiaries of the Registrant.

EX-21 Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

March 15, 2018 EX-4.2

Century Bancorp, Inc. 401(K) Plan.

EX-4.2 Exhibit 4.2 SBERA 401(k) PLAN AS ADOPTED BY CENTURY BANCORP, INC. SUMMARY PLAN DESCRIPTION Effective: January 1, 2015 401(k) ROTH Effective August 1, 2015 TABLE OF CONTENTS PAGE INTRODUCTION 1 GENERAL PLAN INFORMATION 1 A. Agent for Service of Legal Process 1 B. Effective Date 1 C. Employer 1 D. Three-Digit Plan Number: 1 E. Plan Administrator 1 F. Plan Year 2 G. Plan Assets 2 ELIGIBILITY A

March 15, 2018 EX-10.3

The Century Bancorp, Inc. Supplemental Executive Retirement and Insurance Plan, as amended and restated effective as of December 31, 2016, incorporated by reference previously filed with the registrant’s Annual Report on Form 10-K filed on March 15, 2018.

EX-10.3 Exhibit 10.3 THE CENTURY BANCORP SUPPLEMENTAL EXECUTIVE RETIREMENT AND INSURANCE PLAN AS AMENDED AND RESTATED EFFECTIVE AS OF DECEMBER 31, 2016 TABLE OF CONTENTS Page PREAMBLE 1 ARTICLE I CONSTRUCTION OF THE PLAN 1 1.1 DEFINITIONS 1 1.2 CONSTRUCTION 5 ARTICLE II PARTICIPATION 6 ARTICLE III ELIGIBILITY FOR BENEFITS 6 3.1 NORMAL RETIREMENT 6 3.2 EARLY RETIREMENT 6 3.3 DEFERRED VESTED RETIREM

January 17, 2018 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD CORE EARNINGS FOR 2017, UP 25%, NET INCOME DOWN 9.1% AS A RESULT OF A DEFERRED TAX REMEASUREMENT CHARGE OF $8.4MM; ASSET GROWTH TO RECORD $4.8 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD CORE EARNINGS FOR 2017, UP 25%, NET INCOME DOWN 9.1% AS A RESULT OF A DEFERRED TAX REMEASUREMENT CHARGE OF $8.4MM; ASSET GROWTH TO RECORD $4.8 BB; REGULAR DIVIDEND DECLARED Medford, MA, January 16, 2018?Century

January 17, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: January 16, 2018 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No

November 6, 2017 10-Q

CNBKB / Century Bancorp, Inc. FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 11, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: October 10, 2017 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No

October 11, 2017 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q3 2017, UP 23.7%; ASSET GROWTH TO $4.6 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q3 2017, UP 23.7%; ASSET GROWTH TO $4.6 BB; REGULAR DIVIDEND DECLARED Medford, MA, October 10, 2017 ? Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announced net income o

August 8, 2017 10-Q

CNBKB / Century Bancorp, Inc. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 12, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: July 11, 2017 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

July 12, 2017 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q2 2017, UP 30.7%; ASSET GROWTH TO $4.5 BB; REGULAR DIVIDEND DECLARED

EX-99.1 2 d424500dex991.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: WilliamP. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q2 2017, UP 30.7%; ASSET GROWTH TO $4.5 BB; REGULAR DIVIDEND DECLARED Medford, MA, July 11, 2017—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”)

June 28, 2017 11-K

Century Bancorp 11-K

11-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2016 ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

May 8, 2017 10-Q

Century Bancorp 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

May 1, 2017 8-K

Submission of Matters to a Vote of Security Holders

Form 8-K 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: May 1, 2017 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No

April 12, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: April 11, 2017 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

April 12, 2017 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2017, UP 14.9%; ASSET GROWTH TO RECORD SIZE OF $4.6 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2017, UP 14.9%; ASSET GROWTH TO RECORD SIZE OF $4.6 BB; REGULAR DIVIDEND DECLARED Medford, MA, April 11, 2017?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today a

March 15, 2017 10-K

Century Bancorp 10-K (Annual Report)

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 15, 2017 EX-21

Subsidiaries of the Registrant:

EX-21 Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

January 18, 2017 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES 7th CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2016, UP 6.6%; ASSET GROWTH TO RECORD SIZE OF $4.5 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES 7th CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2016, UP 6.6%; ASSET GROWTH TO RECORD SIZE OF $4.5 BB; REGULAR DIVIDEND DECLARED Medford, MA, January 17, 2017?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?th

January 18, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: January 17, 2017 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No

November 7, 2016 10-Q

Century Bancorp FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 12, 2016 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3 2016, UP 5.2%; ASSET GROWTH TO RECORD SIZE OF $4.3 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3 2016, UP 5.2%; ASSET GROWTH TO RECORD SIZE OF $4.3 BB; REGULAR DIVIDEND DECLARED Medford, MA, October 11, 2016?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today ann

October 12, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: October 11, 2016 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificati

August 8, 2016 10-Q

Century Bancorp 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

July 13, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: July 12, 2016 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

July 13, 2016 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q2 2016, UP 5.3%; ASSET GROWTH TO RECORD SIZE OF $4.2 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q2 2016, UP 5.3%; ASSET GROWTH TO RECORD SIZE OF $4.2 BB; REGULAR DIVIDEND DECLARED Medford, MA, July 12, 2016—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today ann

June 27, 2016 11-K

Century Bancorp 11-K

11-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K x ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2015 ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

May 10, 2016 10-Q

Century Bancorp 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 15, 2016 8-K

Submission of Matters to a Vote of Security Holders

8-K 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 12, 2016 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617

April 13, 2016 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2016, UP 7.0%; ASSET GROWTH TO RECORD SIZE OF $4.1 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2016, UP 7.0%; ASSET GROWTH TO RECORD SIZE OF $4.1 BB; REGULAR DIVIDEND DECLARED Medford, MA, April 12, 2016—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today announc

April 13, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: April 12, 2016 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

March 9, 2016 10-K

Century Bancorp 10-K (Annual Report)

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 9, 2016 EX-99.1

Audit and Security

EX-99.1 Exhibit 99.1 Manual Manual: Title: Section: Corporate Policy, Volume II Audit and Security 400 Document Number: Revised Date: Page 1 of 5 401 02/18/2016 Subject: Century Bancorp, Inc. Audit Committee Charter Approval: Board of Directors March 8, 2016 I. Purpose The Audit Committee’s (“Committee”) primary mission is to oversee the financial reporting process and internal controls of Century

March 9, 2016 EX-14

Code of ethics, incorporated by reference previously filed with the registrant’s Annual Report on Form 10-K filed on March 9, 2016.

EX-14 Exhibit 14 Manual Manual: Title: Section: Corporate Policy Human Resources 300 Document Number: Revised Date: Page 1 of 13 310 01/20/2016 Subject: Code of Ethics Approval: Purpose and Responsibility Century Bancorp, Inc.

March 9, 2016 EX-21

Subsidiaries of the Registrant:

EX-21 Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

February 11, 2016 SC 13G/A

CNBKA / Century Bancorp, Inc. / Wellington Management Group LLP - SEC 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. 8 )* Century Bancorp, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 156432106 (CUSIP Number) December 31, 2015 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to whi

January 21, 2016 8-K

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

Form 8-K Table of Contents 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: January 19, 2016 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Emp

January 21, 2016 8-K

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

Form 8-K Table of Contents 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: January 19, 2016 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Emp

January 20, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: January 19, 2016 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificati

January 20, 2016 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES 6TH CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2015, UP 5.3%; LOAN GROWTH OF 30%; ASSET GROWTH TO $3.9 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES 6TH CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2015, UP 5.3%; LOAN GROWTH OF 30%; ASSET GROWTH TO $3.9 BB; REGULAR DIVIDEND DECLARED Medford, MA, January 19, 2016?-Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?t

January 4, 2016 8-K

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

8-K 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: December 31, 2015 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identification N

November 6, 2015 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2015. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC

October 14, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: October 13, 2015 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No

October 14, 2015 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q3 2015, UP 8.1%; LOAN GROWTH OF 23%; ASSET GROWTH TO $3.9 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q3 2015, UP 8.1%; LOAN GROWTH OF 23%; ASSET GROWTH TO $3.9 BB; REGULAR DIVIDEND DECLARED Medford, MA, October 13, 2015?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announced

September 9, 2015 8-K

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

Form 8-K 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: September 8, 2015 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificat

September 9, 2015 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RETIREMENT AND APPOINTMENT AS DIRECTOR EMERITUS OF BOARD MEMBER, MARSHALL I. GOLDMAN

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RETIREMENT AND APPOINTMENT AS DIRECTOR EMERITUS OF BOARD MEMBER, MARSHALL I. GOLDMAN Medford, MA, September 9, 2015? Marshall M. Sloane, Chairman of Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Comp

August 6, 2015 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2015. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Ex

July 15, 2015 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q2 2015, UP 5.8%; LOAN GROWTH OF 16%; ASSET GROWTH TO RECORD SIZE OF $3.9 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q2 2015, UP 5.8%; LOAN GROWTH OF 16%; ASSET GROWTH TO RECORD SIZE OF $3.9 BB; REGULAR DIVIDEND DECLARED Medford, MA, July 14, 2015—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) toda

July 15, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: July 14, 2015 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identification

July 10, 2015 11-K

Century Bancorp 11-K

11-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K x ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2014 ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

June 29, 2015 NT 11-K

Century Bancorp NT 11-K

NT 11-K SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC. 20549 FORM 12b-25 Commission File Number: 000-15752 NOTIFICATION OF LATE FILING (Check One): ? Form 10-K ? Form 20-F x Form 11-K ? Form 10-Q ? Form N-SAR ? Form N-CSR For Period Ended: December 31, 2014 ? Transition Report on Form 10-K ? Transition Report on Form 20-K ? Transition Report on Form 11-K ? Transition Report on Form 10-Q ? Tran

May 7, 2015 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2015. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (E

April 15, 2015 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q1 2015, UP 0.5%; ASSET GROWTH TO RECORD SIZE OF $3.8 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES EARNINGS FOR Q1 2015, UP 0.5%; ASSET GROWTH TO RECORD SIZE OF $3.8 BB; REGULAR DIVIDEND DECLARED Medford, MA, April 14, 2015?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announced ne

April 15, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: April 14, 2015 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

March 12, 2015 EX-21

Subsidiaries of the Registrant:

Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

March 12, 2015 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2014 ¨ TRANSITION REPORT PURSUA

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2014 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 CE

January 21, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: January 20, 2015 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificati

January 21, 2015 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES 5TH CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2014, UP 9%; ASSET GROWTH TO RECORD SIZE OF $3.6 BB; REGULAR DIVIDEND DECLARED

EX-99.1 2 d854763dex991.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES 5TH CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2014, UP 9%; ASSET GROWTH TO RECORD SIZE OF $3.6 BB; REGULAR DIVIDEND DECLARED Medford, MA, January 20, 2015—Century Bancorp, Inc. (NASDAQ:CNBKA)

November 7, 2014 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) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2014. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Exact name of r

October 15, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K 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: October 14, 2014 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificati

October 15, 2014 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED YEAR-TO-DATE EARNINGS FOR 2014, UP 8.1%; ASSET GROWTH TO RECORD SIZE OF $3.6 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED YEAR-TO-DATE EARNINGS FOR 2014, UP 8.1%; ASSET GROWTH TO RECORD SIZE OF $3.6 BB; REGULAR DIVIDEND DECLARED Medford, MA, October 14, 2014—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Compan

August 7, 2014 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2014. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Ex

July 9, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 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: July 8, 2014 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

July 9, 2014 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED YEAR-TO-DATE EARNINGS FOR 2014, UP 10.8%; ASSET GROWTH TO RECORD SIZE OF $3.6 BB; REGULAR DIVIDEND

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED YEAR-TO-DATE EARNINGS FOR 2014, UP 10.8%; ASSET GROWTH TO RECORD SIZE OF $3.6 BB; REGULAR DIVIDEND DECLARED Medford, MA, July 8, 2014—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”)

June 30, 2014 11-K

CNBKA / Century Bancorp, Inc. 11-K - - 11-K

11-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K x ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2013 ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

May 8, 2014 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2014. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (E

April 9, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K 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: April 8, 2014 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

April 9, 2014 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2014, UP 10.2%; ASSET GROWTH TO RECORD SIZE OF $3.5 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2014, UP 10.2%; ASSET GROWTH TO RECORD SIZE OF $3.5 BB; REGULAR DIVIDEND DECLARED Medford, MA, April 8, 2014—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today an

April 1, 2014 SC 13D/A

CNBKA / Century Bancorp, Inc. / MALTESE CAPITAL MANAGEMENT LLC Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 7)* Century Bancorp Inc. (Name of Issuer) Class A Common Stock, $1.00 par value (Title of Class of Securities) 156432106 (CUSIP Number) Mr. Terry Maltese, Sandler O’Neill Asset Management LLC, 150 East 52nd Street, 30th Floor, New York, NY 10022 (212) 486-

March 13, 2014 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2013 ¨ TRANSITION REPORT PURSUA

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 13, 2014 EX-21

Subsidiaries of the Registrant:

Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

January 22, 2014 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES 4TH CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2013, UP 5%; ASSET GROWTH OF 11% TO RECORD SIZE OF $3.4 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES 4TH CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2013, UP 5%; ASSET GROWTH OF 11% TO RECORD SIZE OF $3.4 BB; REGULAR DIVIDEND DECLARED Medford, MA, January 21, 2014—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com)

January 22, 2014 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K 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: January 21, 2014 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificati

November 8, 2013 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2013. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC

October 9, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K 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: October 8, 2013 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificatio

October 9, 2013 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED YEAR-TO-DATE EARNINGS FOR 2013, UP 5%; ASSET GROWTH OF 8.9% TO RECORD SIZE OF $3.4 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED YEAR-TO-DATE EARNINGS FOR 2013, UP 5%; ASSET GROWTH OF 8.9% TO RECORD SIZE OF $3.4 BB; REGULAR DIVIDEND DECLARED Medford, MA, October 8, 2013—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Compan

September 11, 2013 SC 13G

CNBKA / Century Bancorp, Inc. / Filler James J - 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. )* Century Bancorp (Name of Issuer) Common Stock - Class A Shares (Title of Class of Securities) 156432106 (CUSIP Number) (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

August 6, 2013 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2013. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Ex

July 15, 2013 11-K

- 11-K

11-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K x ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

July 11, 2013 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 8-K

8-K Table of Contents 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: July 9, 2013 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Ide

July 10, 2013 EX-99.1

CENTURY BANCORP, INC. REAUTHORIZES STOCK REPURCHASE PROGRAM

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. REAUTHORIZES STOCK REPURCHASE PROGRAM Medford, MA, July 9, 2013—Century Bancorp Inc. (NASDAQ:CNBKA) (www.centurybank.com), the parent company of Century Bank and Trust Company, announced today that its Board of Directors has approved

July 10, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

8-K 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: July 9, 2013 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

July 10, 2013 8-K

Financial Statements and Exhibits, Other Events - 8-K

8-K 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: July 9, 2013 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

July 10, 2013 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED YEAR-TO-DATE EARNINGS FOR 2013, UP 11%; ASSET GROWTH OF 6.5% TO RECORD SIZE OF $3.3 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED YEAR-TO-DATE EARNINGS FOR 2013, UP 11%; ASSET GROWTH OF 6.5% TO RECORD SIZE OF $3.3 BB; REGULAR DIVIDEND DECLARED Medford, MA, July 9, 2013—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”

June 28, 2013 NT 11-K

- NT 11-K

NT 11-K SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC. 20549 FORM 12b-25 Commission File Number: 000-15752 NOTIFICATION OF LATE FILING (Check One): ¨ Form 10-K ¨ Form 20-F x Form 11-K ¨ Form 10-Q ¨ Form N-SAR ¨ Form N-CSR For Period Ended: December 31, 2012 ¨ Transition Report on Form 10-K ¨ Transition Report on Form 20-K ¨ Transition Report on Form 11-K ¨ Transition Report on Form 10-Q ¨ Tran

June 5, 2013 CORRESP

-

CORRESP Via Edgar June 05, 2013 United States Securities and Exchange Commission 100 F Street, N.

May 7, 2013 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2013. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (E

April 11, 2013 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 8-K

8-K 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: April 11, 2013 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

April 10, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K 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: April 9, 2013 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

April 10, 2013 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2013, UP 18%; ASSET GROWTH TO RECORD SIZE OF $3.2 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q1 2013, UP 18%; ASSET GROWTH TO RECORD SIZE OF $3.2 BB; REGULAR DIVIDEND DECLARED Medford, MA, April 9, 2013—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today anno

March 28, 2013 SC 13D/A

CNBKA / Century Bancorp, Inc. / CASTINE CAPITAL MANAGEMENT, LLC Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D Under The Securities Exchange Act of 1934 (Amendment No.

March 14, 2013 SC 13D/A

CNBKA / Century Bancorp, Inc. / CASTINE CAPITAL MANAGEMENT, LLC Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D Under The Securities Exchange Act of 1934 (Amendment No.

March 12, 2013 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 ¨ TRANSITION REPORT PURSUA

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2012 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 CE

March 12, 2013 EX-21

Subsidiaries of the Registrant:

Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

March 12, 2013 EX-99.1

The Audit Committee’s (“Committee”) primary mission is to oversee the financial reporting process and internal controls of Century Bancorp, Inc. and subsidiaries (“Company”). The Committee assists the Century Bancorp, Inc. Board of Directors (“Board”

Exhibit 99.1 Manual Manual: Corporate Policy, Volume II Document Number: 401 Title: Audit and Security Revised Date: 02/21/2013 Section: 400 Page 1 of 6 Subject: Century Bancorp, Inc. Audit Committee Charter Approval: Board of Directors April 9, 2013 I. Purpose The Audit Committee?s (?Committee?) primary mission is to oversee the financial reporting process and internal controls of Century Bancorp

February 14, 2013 SC 13G/A

CNBKA / Century Bancorp, Inc. / WELLINGTON MANAGEMENT GROUP LLP - DISCLOSURE DOCUMENT Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7)* Century Bancorp, Inc. (Name of Issuer) Class A Common Stock (Title of Class of Securities) 156432106 (CUSIP Number) December 31, 2012 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to whic

January 16, 2013 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K 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: January 15, 2013 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificati

January 16, 2013 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES 3RD CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2012, UP 14%; ASSET GROWTH TO RECORD SIZE OF $3.1 BB; REGULAR DIVIDEND DECLARED

Press Release Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES 3RD CONSECUTIVE YEAR OF RECORD EARNINGS FOR 2012, UP 14%; ASSET GROWTH TO RECORD SIZE OF $3.1 BB; REGULAR DIVIDEND DECLARED Medford, MA, January 15, 2013—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com)

November 9, 2012 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2012. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC

October 10, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K 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: October 9, 2012 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificatio

October 10, 2012 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3, UP 24%; ASSET GROWTH TO $3.0 BB; REGULAR DIVIDEND DECLARED

Press Release Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS FOR Q3, UP 24%; ASSET GROWTH TO $3.0 BB; REGULAR DIVIDEND DECLARED Medford, MA, October 9, 2012—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today announced net incom

August 7, 2012 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) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2012. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Exact name of regist

July 11, 2012 8-K

Financial Statements and Exhibits, Other Events - FORM 8-K

Form 8-K 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: July 10, 2012 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

July 11, 2012 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q2, UP 14%; ASSET GROWTH TO RECORD SIZE OF $3 BB; REGULAR DIVIDEND DECLARED

EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS FOR Q2, UP 14%; ASSET GROWTH TO RECORD SIZE OF $3 BB; REGULAR DIVIDEND DECLARED Medford, MA, July 10, 2012—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today announced n

July 11, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

8-K 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: July 10, 2012 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.)

July 11, 2012 EX-99.1

CENTURY BANCORP, INC. REAUTHORIZES STOCK REPURCHASE PROGRAM

Press Release Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. REAUTHORIZES STOCK REPURCHASE PROGRAM Medford, MA, July 10, 2012—Century Bancorp Inc. (NASDAQ:CNBKA) (www.centurybank.com), the parent company of Century Bank and Trust Company, announced today that its Board of Directors has a

June 28, 2012 11-K

- 11-K

11-K Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K x ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011 ¨ TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

May 10, 2012 8-K

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

Form 8-K Table of Contents 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: May 8, 2012 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer

May 8, 2012 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2012. or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (E

April 11, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K 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: April 10, 2012 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification

April 11, 2012 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS; ASSET GROWTH TO RECORD SIZE OF $2.9BB; REGULAR DIVIDEND DECLARED

Press Release Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES INCREASED EARNINGS; ASSET GROWTH TO RECORD SIZE OF $2.9BB; REGULAR DIVIDEND DECLARED Medford, MA, April 10, 2012 - Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (“the Company”) today announced net in

March 15, 2012 SC 13D/A

CNBKA / Century Bancorp, Inc. / MALTESE CAPITAL MANAGEMENT LLC Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 6)* Century Bancorp Inc. (Name of Issuer) Class A Common Stock, $1.00 par value (Title of Class of Securities) 156432106 (CUSIP Number) Mr. Terry Maltese, Sandler O’Neill Asset Management LLC, 150 East 52nd Street, 30th Floor, New York, NY 10022 (212) 486-

March 13, 2012 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011 ¨ TRANSITION REPORT PURSUA

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2011 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 CE

March 13, 2012 EX-21

Subsidiaries of the Registrant:

Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

January 18, 2012 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

Form 8-K 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: January 17, 2012 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identificati

January 18, 2012 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS, UP 23%, FOR 2011; 12% ASSET GROWTH TO RECORD SIZE OF $2.7BB; REGULAR DIVIDEND DECLARED

EX-99.1 2 d285126dex991.htm PRESS RELEASE Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS, UP 23%, FOR 2011; 12% ASSET GROWTH TO RECORD SIZE OF $2.7BB; REGULAR DIVIDEND DECLARED Medford, MA, January 17, 2012-—Century Bancorp, Inc. (NASDAQ:CNBKA) (www.century

December 21, 2011 8-K

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

Table of Contents 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: December 20, 2011 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Id

December 21, 2011 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES THE RESIGNATION OF BOARD MEMBER ROGER S. BERKOWITZ AS HE JOINS THE FEDERAL RESERVE BANK OF BOSTON

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES THE RESIGNATION OF BOARD MEMBER ROGER S. BERKOWITZ AS HE JOINS THE FEDERAL RESERVE BANK OF BOSTON Medford, MA, December 20, 2011?Marshall M. Sloane, Chairman of Century Bancorp, Inc., (NASDAQ:CNBKA) (www.centurybank.com) (?the

November 7, 2011 10-Q

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

Table of Contents 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, 2011. or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC

October 12, 2011 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS, UP 30%, FOR FIRST NINE MONTHS OF 2011; 9% ASSET GROWTH TO $2.7BB; REGULAR DIVIDEND DECLARED

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS, UP 30%, FOR FIRST NINE MONTHS OF 2011; 9% ASSET GROWTH TO $2.7BB; REGULAR DIVIDEND DECLARED Medford, MA, October 11, 2011?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announ

October 12, 2011 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: October 12, 2011 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 4

August 8, 2011 10-Q

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

Table of Contents 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, 2011. or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Ex

July 13, 2011 EX-99.1

CENTURY BANCORP, INC. REAUTHORIZES STOCK REPURCHASE PROGRAM

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. REAUTHORIZES STOCK REPURCHASE PROGRAM Medford, MA, July 12, 2011?Century Bancorp Inc. (NASDAQ:CNBKA) (www.centurybank.com), the parent company of Century Bank and Trust Company, announced today that its Board of Directors has approved a reau

July 13, 2011 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS, UP 24%, FOR FIRST SIX MONTHS OF 2011; 6% ASSET GROWTH TO $2.6BB; REGULAR DIVIDEND DECLARED

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS, UP 24%, FOR FIRST SIX MONTHS OF 2011; 6% ASSET GROWTH TO $2.6BB; REGULAR DIVIDEND DECLARED Medford, MA, July 12, 2011 ? Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announce

July 13, 2011 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: July 13, 2011 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identification No.) 400

July 13, 2011 8-K

Financial Statements and Exhibits, Other Events

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: July 13, 2011 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identification No.) 400

June 29, 2011 11-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2010 o TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full Title

June 16, 2011 EX-99

Century Bank Survivor Benefit Plan Board of Directors Adoption Resolution

Exhibit 99 Century Bank Survivor Benefit Plan Board of Directors Adoption Resolution The Board discussed implementing the Century Bank Survivor Benefit Plan (the ?Plan?), to replace the death benefit currently provided by the Bank?s Supplemental Executive Retirement and Insurance Plan (?SERIP?).

June 16, 2011 8-K

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

Table of Contents 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 14, 2011 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No

May 6, 2011 10-Q

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

Table of Contents 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, 2011. or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (E

April 13, 2011 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES 9% EARNINGS GROWTH FOR Q1 2011; 5% ASSET GROWTH TO $2.6BB; REGULAR DIVIDEND DECLARED

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES 9% EARNINGS GROWTH FOR Q1 2011; 5% ASSET GROWTH TO $2.6BB; REGULAR DIVIDEND DECLARED Medford, MA, April 12, 2011?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.centurybank.com) (?the Company?) today announced net income of $3,725,0

April 13, 2011 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: April 13, 2011 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of incorporation) (Commission File No.) (IRS Employer Identification No.) 400

March 11, 2011 EX-21

Subsidiaries of the Registrant:

Exhibit 21 Subsidiaries of the Registrant: 1) Century Bank and Trust Company 2) Century Bancorp Capital Trust II

March 11, 2011 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2010 o TRANSITION REPORT PURSUA

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2010 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 CE

January 19, 2011 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: January 19, 2011 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other (Commission File No.) (IRS Employer jurisdiction of incorporation) Identification No.) 4

January 19, 2011 EX-99.1

December 31, December 31, 2010 2009 Assets Cash and Due From Banks $ 37,215 $ 42,627 Federal Funds Sold and Interest-bearing Deposits In Other Banks 151,337 356,015 Short-term Investments 113,918 18,518 Securities Available-For-Sale (AFS) 909,391 647

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES RECORD EARNINGS OF $13.6 MM FOR 2010, AN INCREASE OF 34%; 8% ASSET GROWTH TO $2.4BB; REGULAR DIVIDEND DECLARED Medford, MA, January 18, 2011?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.century-bank.com) (?the Company?) today an

January 14, 2011 SC 13D/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 5)* Century Bancorp Inc. (Name of Issuer) Common Stock, par value $1.00 per share ________________________

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 5)* Century Bancorp Inc. (Name of Issuer) Common Stock, par value $1.00 per share (Title of Class of Securities) 156432106 (CUSIP Number) Mr. Terry Maltese, Sandler O?Neill Asset Management LLC, 780 Third Avenue, 5th Floor, New York, NY 10017 (212) 486-730

November 5, 2010 10-Q

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

Table of Contents 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, 2010. or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC

October 18, 2010 SC 13D/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 4)* Century Bancorp Inc. (Name of Issuer) Class A Common Stock, $1.00 par value (Title of Class of Securit

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 4)* Century Bancorp Inc. (Name of Issuer) Class A Common Stock, $1.00 par value (Title of Class of Securities) 156432106 (CUSIP Number) Mr. Terry Maltese, Sandler O?Neill Asset Management LLC, 780 Third Avenue, 5th Floor, New York, NY 10017 (212) 486-7300

October 13, 2010 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES 36% EARNINGS GROWTH FOR YTD 2010; 8% ASSET GROWTH TO $2.4BB; REGULAR DIVIDEND DECLARED

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES 36% EARNINGS GROWTH FOR YTD 2010; 8% ASSET GROWTH TO $2.4BB; REGULAR DIVIDEND DECLARED Medford, MA, October 12, 2010?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.century-bank.com) (?the Company?) today announced net income of $3

October 13, 2010 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: October 13, 2010 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identification No.) 4

August 6, 2010 10-Q

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

Table of Contents 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, 2010. or o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 (d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number: 0-15752 CENTURY BANCORP, INC. (Ex

July 14, 2010 EX-99.1

CENTURY BANCORP, INC. ANNOUNCES 48% EARNINGS GROWTH FOR Q2 2010; 7% ASSET GROWTH TO $2.4BB; REGULAR DIVIDEND DECLARED

Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby, CPA [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. ANNOUNCES 48% EARNINGS GROWTH FOR Q2 2010; 7% ASSET GROWTH TO $2.4BB; REGULAR DIVIDEND DECLARED Medford, MA, July 13, 2010?Century Bancorp, Inc. (NASDAQ:CNBKA) (www.century-bank.com) (?the Company?) today announced net income of $2,961

July 14, 2010 8-K

Financial Statements and Exhibits, Other Events

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: July 14, 2010 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of (Commission File No.) (IRS Employer incorporation) Identification No.) 400

July 14, 2010 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

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: July 14, 2010 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts 0-15752 04-2498617 (State or other jurisdiction of (Commission File No.) (IRS Employer incorporation) Identification No.) 400

July 14, 2010 EX-99.1

CENTURY BANCORP, INC. REAUTHORIZES STOCK REPURCHASE PROGRAM

EX-99.1 2 b81665bexv99w1.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FOR IMMEDIATE RELEASE Contact: William P. Hornby [email protected] Phone: 781-393-4630 Fax: 781-393-4071 CENTURY BANCORP, INC. REAUTHORIZES STOCK REPURCHASE PROGRAM Medford, MA, July 13, 2010—Century Bancorp Inc. (NASDAQ:CNBKA) (www.century-bank.com), the parent company of Century Bank and Trust Company, announced today that its

July 6, 2010 SC 13D/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 3)* Century Bancorp Inc. (Name of issuer) Class A Common Stock, $1.00 par value (Title of class of securit

OMB APPROVAL OMB Number: 3235-0145 Expires: October 31, 1997 Estimated average burden Hours per response? 14.

June 29, 2010 11-K

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

e11vk Table of Contents SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2009 o TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-15752 Century Bancorp 401(k) Plan (Full

May 17, 2010 8-K

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

Table of Contents 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: May 17, 2010 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identif

May 14, 2010 EX-99.1

Very truly yours, CENTURY BANCORP, INC. By: /s/ William P. Hornby William P. Hornby, Chief Financial Officer and Treasurer CENTURY BANK AND TRUST COMPANY By: /s/ William P. Hornby William P. Hornby, Chief Financial Officer and Treasurer 5/11/2010

Exhibit 99.1 April 30, 2010 Jonathan G. Sloane Dear Jonathan: This letter agreement confirms your separation from Century Bancorp, Inc. (?Bancorp?) and Century Bank and Trust Company (?Century Bank?) (Bancorp and Century Bank collectively referred to as ?Century?) as the Co-President and Co-CEO of both Bancorp and Century Bank as of May 10, 2010 (the ?Separation Date?). The purpose of this letter

May 14, 2010 8-K

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

Table of Contents 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: May 14, 2010 Century Bancorp, Inc. (Exact name of registrant as specified in its charter) Massachusetts (State or other jurisdiction of incorporation) 0-15752 (Commission File No.) 04-2498617 (IRS Employer Identif

May 11, 2010 SC 13D/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D Under The Securities Exchange Act of 1934 (Amendment No. 2)*

OMB APPROVAL OMB Number: 3235-0287 Expires: February 28, 2011 Estimated average burden hours per response???11 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 13D Under The Securities Exchange Act of 1934 (Amendment No.

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