CCA / MFS California Municipal Fund - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

MFS California Municipal Fund
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CIK 1092896
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 MFS California Municipal Fund
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
May 7, 2024 N-8F/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form N-8F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form N-8F Application for Deregistration of Certain Registered Investment Companies. I. General Identifying Information 1. Reason fund is applying to deregister (check only one; for descriptions, see Instruction 1 above): [ ] Merger [ X ] Liquidation [ ] Abandonment of Registration (Note: Abandonments of Registration answer on

April 10, 2024 N-8F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form N-8F

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form N-8F Application for Deregistration of Certain Registered Investment Companies. I. General Identifying Information 1. Reason fund is applying to deregister (check only one; for descriptions, see Instruction 1 above): [ ] Merger [ X ] Liquidation [ ] Abandonment of Registration (Note: Abandonments of Registration answer on

January 29, 2020 CORRESP

111 Huntington Avenue, Boston, Massachusetts 02199 Phone 617-954-4384 / Fax 617-954-7723

111 Huntington Avenue, Boston, Massachusetts 02199 Phone 617-954-4384 / Fax 617-954-7723 January 29, 2020 VIA EDGAR (as Correspondence) United States Securities and Exchange Commission 100 F Street, N.

November 8, 2019 SC 13G/A

CCA / MFS California Municipal Fund / CITIGROUP INC - CITIGROUP, INC. SC 13G/A NO 1 10-31-2019 (MFC CALIFORNIA MUNICIPAL FUND) Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (AMENDMENT NO. 1 )* MFS California Municipal Fund (Name of Issuer) Series 2019/3 Variable Rate Municipal Term Preferred Shares (Title of Class of Securities) 59318C-50-2 (CU

November 8, 2019 EX-99.1

EXHIBIT 1

EX-99.1 2 ex991.htm EXHIBIT 1 EXHIBIT 1 AGREEMENT AS TO JOINT FILING OF SCHEDULE 13G Each of the undersigned hereby affirms that it is individually eligible to use Schedule 13G, and agrees that this Schedule 13G is filed on its behalf. Dated: November 8, 2019 CITIBANK, N.A. By: /s/ Ronny Ostrow Name: Ronny Ostrow Title: Assistant Secretary CITICORP LLC By: /s/ Ronny Ostrow Name: Ronny Ostrow Title

October 25, 2019 NPORT-EX

CCA / MFS California Municipal Fund NPORT-EX - -

Quarterly Report August 31, 2019 MFS® California Municipal Fund Portfolio of Investments 8/31/19 (unaudited) The Portfolio of Investments is a complete list of all securities owned by your fund.

October 4, 2019 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES NYSE American LLC hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on October 15, 2019, pursuant to the provisions of Rule 12d2-2 (a).

July 25, 2019 SC 13G/A

CCA / MFS California Municipal Fund / Saba Capital Management, L.P. - FOMRSC13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No.1)* MFS California Municipal Fund (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 59318C106 (CUSIP Number) July 22, 2019 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursu

July 19, 2019 SC 13D/A

CCA / MFS California Municipal Fund / Saba Capital Management, L.P. - MFS CALIFORNIA MUNICIPAL FUND Activist Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* MFS CALIFORNIA MUNICIPAL FUND (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 59318C106 (CUSIP Number) Saba Capital Management, L.P. 405 Lexington Avenue 58th Floor New York, NY 10174 Attention: Michael D’Angelo (212) 542-4635 with a copy

April 22, 2019 N-Q

CCA / MFS California Municipal Fund MFS CALIFORNIA MUNICIPAL FUND N-Q (Quarterly Schedule of Portfolio Holdings)

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 22, 2019 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

EX-99.CERT 2 d677347dex99cert.htm CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, James O. Yost, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circ

January 23, 2019 SC 13D

CCA / MFS California Municipal Fund / Saba Capital Management, L.P. - FORM SC 13D Activist Investment

Saba Capital Management, L.P.: Schedule 13D - Filed by newsfilecorp.com UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13D Under the Securities Exchange Act of 1934 (Amendment No.)* MFS California Municipal Fund (Name of Issuer) Common Shares, no par value (Title of Class of Securities) 59318C106 (CUSIP Number) Saba Capital Management, L.P. 405 Lexington Avenue 58

January 18, 2019 SC 13G

CCA / MFS California Municipal Fund / Saba Capital Management, L.P. - SCHEDULE 13G Passive Investment

Saba Capital Management, L.P.: Schedule 13G - Filed by newsfilecorp.com UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.)* MFS California Municipal Fund (Name of Issuer) Common Stock, no par value (Title of Class of Securities) 59318C106 (CUSIP Number) January 9, 2019 (Date of Event which Requires Filing o

October 24, 2018 N-Q

CCA / MFS California Municipal Fund MFS CALIFORNIA MUNICIPAL FUND N-Q (Quarterly Schedule of Portfolio Holdings)

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 24, 2018 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

EX-99.CERT 2 d613362dex99cert.htm CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, James O. Yost, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circ

August 23, 2018 DEF 14A

MCR / MFS Charter Income Trust MFS MULTI CLOSED END FUND DEF 14A

MFS MULTI CLOSED END FUND DEF 14A UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 18, 2018 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, James O. Yost, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such stateme

April 18, 2018 N-Q

CCA / MFS California Municipal Fund MFS CALIFORNIA MUNICIPAL FUND N-Q (Quarterly Schedule of Portfolio Holdings)

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 26, 2017 N-Q

Mfs California Municipal Fund - MFS CALIFORNIA MUNICIPAL FUND N-Q

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 26, 2017 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, James O. Yost, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such stateme

August 24, 2017 DEF 14A

MFS Charter Income Trust MFS MULTI CLOSED END FUND DEF 14A

MFS MULTI CLOSED END FUND DEF 14A UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 20, 2017 N-Q

Mfs California Municipal Fund - MFS CALIFORNIA MUNICIPAL FUND N-Q

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 20, 2017 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, James O. Yost, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such stateme

April 6, 2017 CORRESP

111 Huntington Avenue, Boston, Massachusetts 02199 Phone 617-954-4340 / Fax 617-954-7723

111 Huntington Avenue, Boston, Massachusetts 02199 Phone 617-954-4340 / Fax 617-954-7723 April 6, 2017 VIA EDGAR (as Correspondence) United States Securities and Exchange Commission 100 F Street, N.

October 20, 2016 N-Q

MFS California Municipal Fund MFS CALIFORNIA MUNICIPAL FUND N-Q (Quarterly Schedule of Portfolio Holdings)

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 20, 2016 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such st

August 19, 2016 DEF 14A

MFS California Municipal Fund MFS MULTI CLOSED END FUND DEF 14A

DEF 14A 1 d215856ddef14a.htm MFS MULTI CLOSED END FUND DEF 14A UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant x Filed by a Party Other Than the Registrant ¨ Check the Appropriate Box: ¨ Preliminary Proxy Statement ¨ Confidential for Use of the Commission On

August 19, 2016 DEF 14A

MFS California Municipal Fund MFS MULTI CLOSED END FUND DEF 14A

DEF 14A 1 d215856ddef14a.htm MFS MULTI CLOSED END FUND DEF 14A UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant x Filed by a Party Other Than the Registrant ¨ Check the Appropriate Box: ¨ Preliminary Proxy Statement ¨ Confidential for Use of the Commission On

April 27, 2016 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

EX-99.CERT 2 d127563dex99cert.htm CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

April 27, 2016 N-Q

MFS California Municipal Fund MFS CALIFORNIA MUNICIPAL FUND N-Q (Quarterly Schedule of Portfolio Holdings)

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 26, 2016 CORRESP

111 Huntington Avenue, Boston, Massachusetts 02199 Phone 617-954-4340 / Fax 617-954-7723

111 Huntington Avenue, Boston, Massachusetts 02199 Phone 617-954-4340 / Fax 617-954-7723 April 26, 2016 VIA EDGAR (as Correspondence) United States Securities and Exchange Commission 100 F Street, N.

April 11, 2016 EX-99.1

EXHIBIT 1

EXHIBIT 1 AGREEMENT AS TO JOINT FILING OF SCHEDULE 13G Each of the undersigned hereby affirms that it is individually eligible to use Schedule 13G, and agrees that this Schedule 13G is filed on its behalf.

April 11, 2016 SC 13G

CCA / MFS California Municipal Fund / CITIGROUP INC - CITIGROUP INC SC 13G 3-31-2016 (MFS CALIFORNIA MUNICIPAL FUND) Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (AMENDMENT NO. )* MFS California Municipal Fund (Name of Issuer) Variable Rate Municipal Term Preferred Shares, Series 2019/3 (Title of Class of Securities) 59318C-50-2 (CUS

April 11, 2016 EX-99.1

EXHIBIT 1

EXHIBIT 1 AGREEMENT AS TO JOINT FILING OF SCHEDULE 13G Each of the undersigned hereby affirms that it is individually eligible to use Schedule 13G, and agrees that this Schedule 13G is filed on its behalf.

April 11, 2016 SC 13G/A

CCA / MFS California Municipal Fund / CITIGROUP INC - CITIGROUP INC. SC 13GA NO 1 3-31-2016 (MFS CALIFORNIA MUNICIPAL FUND) Passive Investment

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G* (Rule 13d-102) INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULES 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2 (AMENDMENT NO. 1)* MFS California Municipal Fund (Name of Issuer) Variable Rate Municipal Term Preferred Shares Series 2016/9 (Title of Class of Securities) 59318C-40-3 (CUS

October 29, 2015 N-Q

MFS California Municipal Fund MFS CALIFORNIA MUNICIPAL FUND N-Q (Quarterly Schedule of Portfolio Holdings)

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 29, 2015 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such st

August 21, 2015 DEF 14A

MFS Multimarket Income Trust MFS MULTI CLOSED END FUND DEF 14A

MFS MULTI CLOSED END FUND DEF 14A UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 28, 2015 N-Q

MFS California Municipal Fund MFS CALIFORNIA MUNICIPAL FUND N-Q (Quarterly Schedule of Portfolio Holdings)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-09537 MFS CALIFORNIA MUNICIPAL FUND (Exact name of registrant as specified in charter) 111 Huntington Avenue, Boston, Massachusetts 02199 (Address of principal executive offices) (Zip code) Sus

April 28, 2015 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

EX-99.CERT 2 d879303dex99cert.htm CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

October 28, 2014 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such st

October 28, 2014 N-Q

Mfs California Municipal Fund - MFS CALIFORNIA MUNICIPAL FUND N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA MUNICIPAL FUND (Exact name of registrant as specified in charter) 111 Huntington Avenue, Boston, Massachusetts 02199 (Address of principal executive offices) (Zip code) Susa

August 22, 2014 DEF 14A

CXH / MFS Investment Grade Municipal Trust DEF 14A - - MFS MULTI CLOSED END FUND DEF 14A

MFS MULTI CLOSED END FUND DEF 14A UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 28, 2014 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such st

April 28, 2014 N-Q

Quarterly Schedule of Portfolio Holdings - MFS CALIFORNIA MUNICIPAL FUND N-Q

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

January 21, 2014 CORRESP

-

111 Huntington Avenue, Boston, Massachusetts 02199 Phone 617-954-4340 / Fax 617-954-7723 January 21, 2014 VIA EDGAR (as Correspondence) United States Securities and Exchange Commission 100 F Street, N.

October 30, 2013 N-Q

Quarterly Schedule of Portfolio Holdings - MFS CALIFORNIA MUNICIPAL FUND N-Q

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 30, 2013 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such st

August 22, 2013 DEF 14A

- MFS MULTI CLOSED END FUND DEF 14A

MFS MULTI CLOSED END FUND DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 23, 2013 N-Q

Quarterly Schedule of Portfolio Holdings - MFS CALIFORNIA MUNICIPAL FUND N-Q

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 23, 2013 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

EX-99.CERT 2 d493863dex99cert.htm CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

October 25, 2012 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

EX-99.CERT 2 d403342dex99cert.htm CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the

October 25, 2012 N-Q

Quarterly Schedule of Portfolio Holdings - MFS CALIFORNIA MUNICIPAL FUND N-Q

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

September 20, 2012 DEF 14A

- MFS MULTI CLOSED END FUND DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant x Filed by a Party Other Than the Registrant ¨ Check the Appropriate Box: ¨ Preliminary Proxy Statement ¨ Confidential for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) x Definitive Proxy Statem

September 12, 2012 SC TO-I/A

- MFS CALIFORNIA MUNICIPAL FUND SC TO-I/A AMENDMENT NO. 4

MFS CALIFORNIA MUNICIPAL FUND SC TO-I/A AMENDMENT NO. 4 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE TO Tender Offer Statement Under Section 14(D)(1) or 13(E)(1) of the Securities Exchange Act Of 1934 Amendment No. 4 MFS California Municipal Fund (Name of Subject Company (Issuer)) MFS California Municipal Fund (Name of Filing Person (Issuer)) Municipal Auction Rate Cumulative

September 12, 2012 EX-99.(A)(5)(VI)

Five MFS Closed-End Funds Announce Final Results of Tender Offers for Municipal Auction Rate Cumulative Preferred Shares

PRESS RELEASE Five MFS Closed-End Funds Announce Final Results of Tender Offers for Municipal Auction Rate Cumulative Preferred Shares BOSTON (September 12, 2012) – MFS® California Municipal Fund (NYSE: CCA), MFS® High Income Municipal Trust (NYSE: CXE), and MFS® Municipal Income Trust (NYSE: MFM) each announced the expiration and final results for its cash tender offer to purchase up to 100% of its outstanding Municipal Auction Rate Cumulative Preferred Shares ("ARPS").

September 7, 2012 SC TO-I/A

- MFS CALIFORNIA MUNICIPAL FUND SC TO-I/A AMENDMENT NO. 3

MFS CALIFORNIA MUNICIPAL FUND SC TO-I/A AMENDMENT NO. 3 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE TO Tender Offer Statement Under Section 14(D)(1) or 13(E)(1) of the Securities Exchange Act Of 1934 Amendment No. 3 MFS California Municipal Fund (Name of Subject Company (Issuer)) MFS California Municipal Fund (Name of Filing Person (Issuer)) Municipal Auction Rate Cumulative

September 7, 2012 EX-99.(A)(5)(V)

MFS Closed-End Fund Announcements

Press Release issued by the Fund dated September 7, 2012 MFS Closed-End Fund Announcements Two MFS Closed-End Funds Announce Preliminary Results of Tender Offers for Municipal Auction Rate Cumulative Preferred Shares BOSTON (September 7, 2012) – MFS® High Yield Municipal Trust (NYSE: CMU) and MFS® Investment Grade Municipal Trust (NYSE: CXH) each announced the expiration and preliminary results for its cash tender offer to purchase up to 100% of its outstanding Municipal Auction Rate Cumulative Preferred Shares (“ARPS”).

September 7, 2012 DEFA14A

- MFS PREFERRED SHARES DEFA14A

MFS PREFERRED SHARES DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 31, 2012 DEFA14A

- MFS CLOSED END FUND DEFA14A

MFS CLOSED END FUND DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 31, 2012 SC TO-I/A

- MFS CALIFORNIA MUNICIPAL FUND SC TO-I/A AMENDMENT NO. 2

MFS CALIFORNIA MUNICIPAL FUND SC TO-I/A AMENDMENT NO. 2 SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE TO Tender Offer Statement Under Section 14(D)(1) or 13(E)(1) of the Securities Exchange Act Of 1934 Amendment No. 2 MFS California Municipal Fund (Name of Subject Company (Issuer)) MFS California Municipal Fund (Name of Filing Person (Issuer)) Municipal Auction Rate Cumulative

August 31, 2012 EX-99.(A)(5)(IV)

Adjournment of Special Shareholder Meetings of ARPS Holders to Thursday, September 6, 2012

PRESS RELEASE Adjournment of Special Shareholder Meetings of ARPS Holders to Thursday, September 6, 2012 BOSTON (August 31, 2012) — MFS® California Municipal Fund (NYSE: CCA), MFS® High Income Municipal Trust (NYSE: CXE), and MFS® Municipal Income Trust (NYSE: MFM) (each an “Adjourned Fund”) each announced the adjournment of a special meeting of its holders of Municipal Auction Rate Cumulative Preferred Shares (“ARPS”) to permit the continued solicitation of additional votes.

August 24, 2012 SC TO-I/A

- MFS CALIFORNIA MUNICIPAL FUND SC TO-I/A

MFS CALIFORNIA MUNICIPAL FUND SC TO-I/A SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 24, 2012 EX-99.(A)(5)(II)

Meeting Date: August 31, 2012

SCRIPT FURNISHED FOR MAKING SOLICITATIONS IN CONNECTION WITH THE PROXY Meeting Date: August 31, 2012 Outbound Script Good (morning, afternoon, evening) my name is (AGENT’S FULL NAME).

August 23, 2012 DEFA14A

- MFS CLOSED END FUNDS DEFA14A

MFS CLOSED END FUNDS DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 10, 2012 DEFA14A

- MFS CLOSED END FUND DEFA14A

MFS CLOSED END FUND DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 9, 2012 DEFA14A

- MFS CLOSED END FUNDS DEFA14A

MFS CLOSED END FUNDS DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 9, 2012 EX-99.(A)(1)(IV)

Offer by Each of MFS® Municipal Income Trust MFS® Investment Grade Municipal Trust MFS® California Municipal Fund MFS® High Income Municipal Trust MFS® High Yield Municipal Trust (each a “Fund,” collectively the “Funds”) to Purchase for Cash Up To 10

FORM OF LETTER TO CLIENTS Offer by Each of MFS® Municipal Income Trust MFS® Investment Grade Municipal Trust MFS® California Municipal Fund MFS® High Income Municipal Trust MFS® High Yield Municipal Trust (each a “Fund,” collectively the “Funds”) to Purchase for Cash Up To 100% of Its Outstanding Preferred Shares (MFS Municipal Income Trust; Municipal Auction Rate Cumulative Preferred Shares Serie

August 9, 2012 EX-99.(A)(5)(III)

Five MFS Municipal Closed-End Funds Commence Issuer Tender Offers for Auction Rate Preferred Shares

EX-99.(A)(5)(III) 10 d379989dex99a5iii.htm PRESS RELEASE ISSUED ON JULY 25,2012 Five MFS Municipal Closed-End Funds Commence Issuer Tender Offers for Auction Rate Preferred Shares BOSTON (August 9, 2012) — MFS® Municipal Income Trust (NYSE: MFM), MFS® Investment Grade Municipal Trust (NYSE: CXH), MFS® California Municipal Fund (NYSE: CCA), MFS® High Income Municipal Trust (NYSE: CXE), and MFS® Hig

August 9, 2012 EX-99.(A)(5)(II)

Meeting Date: August 31, 2012

SCRIPT FURNISHED FOR MAKING SOLICITATIONS IN CONNECTION WITH THE PROXY Meeting Date: August 31, 2012 Outbound Script Good (morning, afternoon, evening) my name is (AGENT’S FULL NAME).

August 9, 2012 EX-99.(A)(1)(II)

LETTER OF TRANSMITTAL To Tender Preferred Shares (Designated Municipal Auction Rate Cumulative Preferred Shares Series TH) MFS® California Municipal Fund Pursuant to the Offer to Purchase Dated August 9, 2012

EX-99.(A)(1)(II) 3 d379989dex99a1ii.htm FORM OF LETTER OF TRANSMITTAL LETTER OF TRANSMITTAL To Tender Preferred Shares (Designated Municipal Auction Rate Cumulative Preferred Shares Series TH) of MFS® California Municipal Fund Pursuant to the Offer to Purchase Dated August 9, 2012 THE OFFER AND WITHDRAWAL RIGHTS EXPIRE AT 8:00 A.M., NEW YORK CITY TIME, ON SEPTEMBER 7, 2012, UNLESS THE OFFER IS EXT

August 9, 2012 SC TO-I

- MFS CALIFORNIA MUNICIPAL FUND SC TO-I

SC TO-I 1 d379989dsctoi.htm MFS CALIFORNIA MUNICIPAL FUND SC TO-I SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE TO Tender Offer Statement Under Section 14(D)(1) or 13(E)(1) of the Securities Exchange Act Of 1934 MFS California Municipal Fund (Name of Subject Company (Issuer)) MFS California Municipal Fund (Name of Filing Person (Issuer)) Municipal Auction Rate Cumulative Prefe

August 9, 2012 EX-99.(A)(1)(VII)

Questions and Answers Script for MFS Closed-End Fund Tender Offers

SCRIPT FURNISHED FOR MAKING SOLICITATIONS IN CONNECTION WITH THE TENDER OFFER Questions and Answers Script for MFS Closed-End Fund Tender Offers WHO IS OFFERING TO BUY MY PREFERRED SHARES? Each of MFS® California Municipal Fund, MFS® High Income Municipal Trust, MFS® High Yield Municipal Trust, MFS® Investment Grade Municipal Trust and MFS® Municipal Income Trust is offering to purchase Preferred Shares it previously issued.

August 9, 2012 CORRESP

-

MFS PREFERRED SHARES CORRESPONDENCE 500 Boylston Street, Boston, Massachusetts 02116-3741 Phone 617-954-4085 August 9, 2012 VIA EDGAR (as Correspondence) United States Securities and Exchange Commission 100 F Street, N.

August 9, 2012 EX-99.(A)(1)(I)

Offer by Each of MFS® MUNICIPAL INCOME TRUST MFS® INVESTMENT GRADE MUNICIPAL TRUST MFS® CALIFORNIA MUNICIPAL FUND MFS® HIGH INCOME MUNICIPAL TRUST MFS® HIGH YIELD MUNICIPAL TRUST (each a “Fund”) To Purchase for Cash Up to 100% of Its Outstanding Pref

OFFER TO PURCHASE Table of Contents Offer by Each of MFS® MUNICIPAL INCOME TRUST MFS® INVESTMENT GRADE MUNICIPAL TRUST MFS® CALIFORNIA MUNICIPAL FUND MFS® HIGH INCOME MUNICIPAL TRUST MFS® HIGH YIELD MUNICIPAL TRUST (each a “Fund”) To Purchase for Cash Up to 100% of Its Outstanding Preferred Shares (MFS Municipal Income Trust; Municipal Auction Rate Cumulative Preferred Shares Series T and Series T

August 9, 2012 CORRESP

-

SEC COVER LETTER MASSACHUSETTS FINANCIAL SERVICES COMPANY 500 Boylston Street, Boston, Massachusetts 02116-3741 617-954-5000 August 9, 2012 VIA EDGAR Securities and Exchange Commission 450 Fifth Street, N.

August 9, 2012 EX-99.(A)(1)(III)

NOTICE OF GUARANTEED DELIVERY To Tender Preferred Shares MFS® Municipal Income Trust, MFS® Investment Grade Municipal Trust, MFS® California Municipal Fund, MFS® High Income Municipal Trust, or MFS® High Yield Municipal Trust (each a “Fund,” collecti

EX-99.(A)(1)(III) 4 d379989dex99a1iii.htm FORM OF NOTICE OF GUARANTEED DELIVERY NOTICE OF GUARANTEED DELIVERY To Tender Preferred Shares Of MFS® Municipal Income Trust, MFS® Investment Grade Municipal Trust, MFS® California Municipal Fund, MFS® High Income Municipal Trust, or MFS® High Yield Municipal Trust (each a “Fund,” collectively the “Funds”) Pursuant to the Offer to Purchase Dated August 9,

August 9, 2012 EX-99.(A)(1)(IV)

Offer by Each of MFS® Municipal Income Trust MFS® Investment Grade Municipal Trust MFS® California Municipal Fund MFS® High Income Municipal Trust MFS® High Yield Municipal Trust (each a “Fund,” collectively the “Funds”) to Purchase for Cash Up To 10

EX-99.(A)(1)(IV) 5 d379989dex99a1iv.htm FORM OF LETTER TO BROKERS,DEALERS Offer by Each of MFS® Municipal Income Trust MFS® Investment Grade Municipal Trust MFS® California Municipal Fund MFS® High Income Municipal Trust MFS® High Yield Municipal Trust (each a “Fund,” collectively the “Funds”) to Purchase for Cash Up To 100% of Its Outstanding Preferred Shares (MFS Municipal Income Trust; Municipa

August 9, 2012 DEF 14A

- MFS CLOSED END FUNDS DEF 14A

MFS CLOSED END FUNDS DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 9, 2012 EX-99.(A)(1)(VI)

Instructions for Withdrawal Previously Tendered Preferred Shares MFS® Municipal Income Trust MFS® Investment Grade Municipal Trust MFS® California Municipal Fund MFS® High Income Municipal Trust MFS® High Yield Municipal Trust (each a “Fund,” collect

EX-99.(A)(1)(VI) 7 d379989dex99a1vi.htm FORM OF NOTICE OF WITHDRAWAL Instructions for Withdrawal of Previously Tendered Preferred Shares of MFS® Municipal Income Trust MFS® Investment Grade Municipal Trust MFS® California Municipal Fund MFS® High Income Municipal Trust MFS® High Yield Municipal Trust (each a “Fund,” collectively the “Funds”) If you tendered to any of the Funds, each a Massachusett

July 9, 2012 PRE 14A

- MFS CLOSED END FUNDS PRE 14A

MFS CLOSED END FUNDS PRE 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

July 9, 2012 SC TO-C

- MFS CALIFORNIA MUNICIPAL FUND SC TO-C

MFS California Municipal Fund SC TO-C SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

July 9, 2012 EX-99.(1)

Five MFS Municipal Closed-End Funds Announce Intention to Conduct Issuer Tender Offers for Auction Rate Preferred Shares

Press Release EX 99.1 Five MFS Municipal Closed-End Funds Announce Intention to Conduct Issuer Tender Offers for Auction Rate Preferred Shares BOSTON, MA, (July 6, 2012) — MFS Municipal Income Trust (NYSE: MFM), MFS Investment Grade Municipal Trust (NYSE: CXH), MFS California Municipal Fund (NYSE: CCA), MFS High Income Municipal Trust (NYSE: CXE), and MFS High Yield Municipal Trust (NYSE: CMU) tod

July 9, 2012 CORRESP

-

SEC COVER LETTER MASSACHUSETTS FINANCIAL SERVICES COMPANY 500 Boylston Street, Boston, Massachusetts 02116-3741 617-954-5000 July 9, 2012 VIA EDGAR Securities and Exchange Commission 450 Fifth Street, N.

April 19, 2012 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, David L. DiLorenzo, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such st

April 19, 2012 N-Q

Quarterly Schedule of Portfolio Holdings - MFS CALIFORNIA MUNICIPAL FUND N-Q

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 25, 2011 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA MUNICIPAL FUND (Exact n

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 25, 2011 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, John M. Corcoran, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such stat

August 24, 2011 DEF 14A

UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934

DEF 14A 1 ddef14a.htm MFS MULTI CLOSED END FUND DEF 14A UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant x Filed by a Party Other Than the Registrant ¨ Check the Appropriate Box: ¨ Preliminary Proxy Statement ¨ Confidential for Use of the Commission Only (as

April 25, 2011 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, John M. Corcoran, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such stat

April 25, 2011 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-09537 MFS CALIFORNIA MUNICIPAL FUND (Exact

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 28, 2010 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA MUNICIPAL FUND* (Exact

MFS CALIFORNIA MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 28, 2010 EX-99.CERT

MFS CALIFORNIA MUNICIPAL FUND

EX-99.CERT MFS CALIFORNIA MUNICIPAL FUND CERTIFICATION I, John M. Corcoran, certify that: 1. I have reviewed this report on Form N-Q of MFS California Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were mad

August 25, 2010 DEF 14A

UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934

DEF 14A 1 ddef14a.htm MFS MULTI CLOSED END FUND DEF 14A UNITED STATED SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934 Filed by the Registrant x Filed by a Party Other Than the Registrant ¨ Check the Appropriate Box: ¨ Preliminary Proxy Statement ¨ Confidential for Use of the Commission Only (as

April 26, 2010 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA INSURED MUNICIPAL FUND

MFS CALIFORNIA INSURED MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

April 26, 2010 EX-99.CERT

MFS CALIFORNIA INSURED MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA INSURED MUNICIPAL FUND CERTIFICATION I, John M. Corcoran, certify that: 1. I have reviewed this report on Form N-Q of MFS California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under

October 22, 2009 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA INSURED MUNICIPAL FUND

MFS CALIFORNIA INSURED MUNICIPAL FUND N-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

October 22, 2009 EX-99.CERT

MFS CALIFORNIA INSURED MUNICIPAL FUND

CERTIFICATIONS EX-99.CERT MFS CALIFORNIA INSURED MUNICIPAL FUND CERTIFICATION I, John M. Corcoran, certify that: 1. I have reviewed this report on Form N-Q of MFS California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under

August 26, 2009 DEF 14A

UNITED STATE SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(A) OF THE SECURITIES EXCHANGE ACT OF 1934

MFS MULTI FUND DEF 14A UNITED STATE SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 24, 2009 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA INSURED MUNICIPAL FUND

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA INSURED MUNICIPAL FUND (Exact name of registrant as specified in charter) 500 Boylston Street, Boston, Massachusetts 02116 (Address of principal executive offices) (Zip code

April 24, 2009 EX-99.CERT

MFS CALIFORNIA INSURED MUNICIPAL FUND

EX-99.CERT MFS CALIFORNIA INSURED MUNICIPAL FUND CERTIFICATION I, John M. Corcoran, certify that: 1. I have reviewed this report on Form N-Q of MFS California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such sta

October 29, 2008 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA INSURED MUNICIPAL FUND

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA INSURED MUNICIPAL FUND (Exact name of registrant as specified in charter) 500 Boylston Street, Boston, Massachusetts 02116 (Address of principal executive offices) (Zip code

October 29, 2008 EX-99.CERT

MFS CALIFORNIA INSURED MUNICIPAL FUND

EX-99.CERT MFS CALIFORNIA INSURED MUNICIPAL FUND CERTIFICATION I, Maria F. Dwyer, certify that: 1. I have reviewed this report on Form N-Q of MFS California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such state

April 25, 2008 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA INSURED MUNICIPAL FUND

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANIES Investment Company Act file number 811-9537 MFS CALIFORNIA INSURED MUNICIPAL FUND (Exact name of registrant as specified in charter) 500 Boylston Street, Boston, Massachusetts 02116 (Address of principal executive offices) (Zip code

April 25, 2008 EX-99.(CERT)

MFS CALIFORNIA INSURED MUNICIPAL FUND

EX-99.CERT MFS CALIFORNIA INSURED MUNICIPAL FUND CERTIFICATION I, Maria F. Dwyer, certify that: 1. I have reviewed this report on Form N-Q of MFS California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such state

December 28, 2007 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 21, 2007 MFS California

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 21, 2007 MFS California Insured Municipal Fund (Exact Name of Registrant as Specified in Charter) Massachusetts 811-9537 04-3483817 (State or Other Jurisdiction of I

December 28, 2007 EX-99.1

MFS Fund Distributors, Inc. 500 Boylston St., Boston, MA 02109 Contacts: 12870.1 Computershare Shareholders Services:

Exhibit 99.1 MFS California Insured Municipal Fund Announces Revisions to Investment Objective and Strategies BOSTON (December 21, 2007) – The Board of Trustees of MFS California Insured Municipal Fund* (AMEX: CCA) has approved changes to the investment objective and policies of the fund. Effective December 21, 2007, CCA’s current investment objective of seeking “current income exempt from regular

April 27, 2007 EX-99.CERT

I, J. Kevin Connaughton, certify that:

Exhibit 99.CERT I, J. Kevin Connaughton, certify that: 1. I have reviewed this report on Form N-Q of Colonial California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

April 27, 2007 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: May 31, 2007 Estimated average burden hours per response........21.09 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: May 31, 2007 Estimated average burden hours per response........21.09 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-9537 Colonial California Insured Municipal Fund (Exact name of registrant as spec

October 27, 2006 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: May 31, 2007 Estimated average burden hours per response........21.09 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: May 31, 2007 Estimated average burden hours per response........21.09 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-9537 Colonial California Insured Municipal Fund (Exact name of registrant as spec

October 27, 2006 EX-99.CERT

I, J. Kevin Connaughton, certify that:

Exhibit 99.CERT I, J. Kevin Connaughton, certify that: 1. I have reviewed this report on Form N-Q of Colonial California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

April 28, 2006 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response........20.0 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTE

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response........20.0 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-9537 Colonial California Insured Municipal Fund (Exact name of registrant as

April 28, 2006 EX-99.CERT

I, J. Kevin Connaughton, certify that:

Exhibit 99.CERT I, J. Kevin Connaughton, certify that: 1. I have reviewed this report on Form N-Q of Colonial California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

October 31, 2005 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response........20.00 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGIST

N-Q 1 a05-1897510nq.htm QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response........20.00 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-9537 Coloni

October 31, 2005 EX-99.CERT

I, J. Kevin Connaughton, certify that:

Exhibit 99.CERT I, J. Kevin Connaughton, certify that: 1. I have reviewed this report on Form N-Q of Colonial California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

April 29, 2005 EX-99.CERT

I, J. Kevin Connaughton, certify that:

Exhibit 99.CERT I, J. Kevin Connaughton, certify that: 1. I have reviewed this report on Form N-Q of Colonial California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with

April 29, 2005 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response........20.00 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGIST

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response........20.00 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-9537 Colonial California Insured Municipal Fund (Exact name of registrant as

October 29, 2004 EX-99.CERT

I, Christopher L. Wilson, certify that:

Exhibit 99.Cert I, Christopher L. Wilson, certify that: 1. I have reviewed this report on Form N-Q of Colonial California Insured Municipal Fund; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading wit

October 29, 2004 N-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response........20.00 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGIST

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 OMB APPROVAL OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response........20.00 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act file number 811-9537 Colonial California Insured Municipal Fund (Exact name of registrant as

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