CMU

MFS Investment Management ("MFS") announced today that shareholders of MFS High Income Municipal Trust (NYSE:CXE), MFS High Yield Municipal Trust (NYSE:CMU), and MFS Investment Grade Municipal Trust (NYSE:CXH) (each a "Target Fund" and collectively, the "Target Funds") have approved the reorganization of each Target Fund into MFS Municipal Income Trust (NYSE:MFM) (the "Surviving Fund") (each a "Reorganization" and collectively, the "Reorganizations") and that shareholders of the Surviving Fund have approved (i) the appointment of abrdn Inc. ("Aberdeen") as the new investment adviser, (ii) the appointment of five new trustees, and (iii) the issuance of additional common shares in connection

SC TO-I - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Subject)

MFS High Yield Municipal Trust (the "Fund") (NYSE:CMU) today commenced a cash tender offer for the Fund's common shares. The Fund is offering to purchase up to 50% of the Fund's outstanding common shares (the "Shares") at a price per Share equal to 99% of the Fund's net asset value ("NAV") per Share calculated as of the close of regular trading on the New York Stock Exchange on the date the offer expires. The tender offer will expire at 5:00 P.M., Eastern Standard Time on May 5, 2026, unless extended. The pricing date will also be May 5, 2026, unless the tender offer is extended. If the number of shares tendered exceeds the maximum amount of the offer, the Fund will purchase shares from ten

MFS® High Yield Municipal Trust (NYSE:CMU) announced today that it will complete an optional partial redemption of its Remarketable Variable Rate MuniFund Term Preferred Shares, Series 2051 ("Series 2051 RVMTP Shares") on May 1, 2026 (the "Redemption Date"). On the Redemption Date, CMU will redeem up to 180 of the 510 Series 2051 RVMTP Shares at a redemption price equal to the liquidation preference of $100,000 per share plus unpaid dividends and other distributions accumulated from the original issue date to, but excluding, the Redemption Date. The redemption of a portion of CMU's Series 2051 RVMTP Shares will reduce the amount of its leverage attributable to preferred shares. All regu

N-23C-2 - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Filer)

MFS Investment Management® (MFS®) announced today monthly distributions of the following closed-end funds, all with declaration dates of April 1, 2026, ex-dividend dates of April 14, 2026, record dates of April 14, 2026, and payable dates of April 30, 2026: Fund (ticker) Income/ Share Other Sources/ Share* Total Amount/ Share MFS® Charter Income Trust (NYSE:MCR)^ $0.0000 $0.043960 $0.043960 MFS® Government Markets Income Trust (NYSE:MGF)^ $0.0000 $0.018830 $0.018830 MFS® High Income Municipal Trust (NYSE:CXE) $0.0180 $0.0000 $0.0180 MFS® High Yield Municipal Trust (NYSE:CMU) $0.

4 - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Issuer)

MFS Investment Management ("MFS") announced today an adjournment of the special meeting of shareholders of MFS High Income Municipal Trust (NYSE:CXE), MFS High Yield Municipal Trust (NYSE:CMU), MFS Investment Grade Municipal Trust (NYSE:CXH) (each a "Target Fund" and collectively, the "Target Funds"), and MFS Municipal Income Trust (NYSE:MFM) (the "Surviving Fund") held on March 11, 2026 (each a "Meeting" and collectively, the "Meetings"). Each Meeting is adjourned to April 2, 2026, at 11:00 a.m. Eastern Time. The Meetings were adjourned to allow for the solicitation of additional shareholder votes relating to (i) a proposal that each Target Fund's shareholders approve an Agreement and

MFS Investment Management® (MFS®) announced today that the Board of Trustees (the "Board") of MFS High Yield Municipal Trust (the "Fund") (NYSE:CMU), a closed-end management investment company, authorized the Fund to conduct a cash tender offer (the "Tender Offer") for up to 50% of the Fund's outstanding common shares (the "Shares") at a price per Share equal to 99% of the Fund's net asset value ("NAV") per Share as of the close of regular trading on the New York Stock Exchange ("NYSE") on the date the Tender Offer expires. The Board approved the Tender Offer to, among other reasons, encourage shareholder support for the Fund's previously announced reorganization with and into the MFS Munic

SC TO-C - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Subject)

MFS Investment Management® (MFS®) announced today monthly distributions of the following closed-end funds, all with declaration dates of March 2, 2026, ex-dividend dates of March 17, 2026, record dates of March 17, 2026, and payable dates of March 31, 2026: Fund (ticker) Income/ Share Other Sources/ Share* Total Amount/ Share MFS® Charter Income Trust (NYSE:MCR)^ $0.0000 $0.044950 $0.044950 MFS® Government Markets Income Trust (NYSE:MGF)^ $0.0000 $0.01910 $0.01910 MFS® High Income Municipal Trust (NYSE:CXE) $0.0180 $0.0000 $0.0180 MFS® High Yield Municipal Trust (NYSE:CMU) $0.01

N-CEN - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Filer)

MFS Investment Management® (MFS®) announced today monthly distributions of the following closed-end funds, all with declaration dates of February 2, 2026, ex-dividend dates of February 17, 2026, record dates of February 17, 2026, and payable dates of February 27, 2026: Fund (ticker) Income/Share Other Sources/Share* Total Amount/Share MFS® Charter Income Trust (NYSE:MCR)^ $0.0000 $0.044950 $0.044950 MFS® Government Markets Income Trust (NYSE:MGF)^ $0.0000 $0.019060 $0.019060 MFS® High Income Municipal Trust (NYSE:CXE) $0.0180 $0.0000 $0.0180 MFS® High Yield Municipal Trust

4/A - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Issuer)

N-CSR - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Filer)

4 - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Issuer)

3 - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Issuer)

MFS Investment Management® (MFS®) announced today monthly distributions of the following closed-end funds, all with declaration dates of January 2, 2026, ex-dividend dates of January 20, 2026, record dates of January 20, 2026, and payable dates of January 30, 2026: Fund (ticker) Income/ Share Other Sources/ Share* Total Amount/ Share MFS® Charter Income Trust (NYSE:MCR)^ $0.0000 $0.044840 $0.044840 MFS® Government Markets Income Trust (NYSE:MGF)^ $0.0000 $0.019130 $0.019130 MFS® High Income Municipal Trust (NYSE:CXE) $0.0180 $0.0000 $0.0180 MFS® High Yield Municipal Trust (NYSE:CMU)

SCHEDULE 13D/A - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Subject)

MFS Investment Management ("MFS") announced today that the Board of Trustees (the "Board") of MFS High Income Municipal Trust (NYSE:CXE), MFS High Yield Municipal Trust (NYSE:CMU), and MFS Investment Grade Municipal Trust (NYSE:CXH) (each a "Target Fund" and collectively, the "Target Funds") approved the proposed reorganization of each Target Fund into the MFS Municipal Income Trust (NYSE:MFM) (the "Surviving Fund") (each a "Reorganization" and collectively, the "Reorganizations"). The Board has also approved three related proposals for the Surviving Fund: i) the appointment of Aberdeen Investments, the global specialist asset manager, as the new investment adviser, ii) the appointment of f

4 - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Issuer)

MFS Investment Management® (MFS®) announced today monthly distributions of the following closed-end funds, all with declaration dates of December 1, 2025, ex-dividend dates of December 16, 2025, record dates of December 16, 2025, and payable dates of December 31, 2025: Fund (ticker) Income/ Share Other Sources/ Share* Total Amount/ Share MFS® Charter Income Trust (NYSE:MCR)^ $0.0000 $0.044920 $0.044920 MFS® Government Markets Income Trust (NYSE:MGF)^ $0.0000 $0.019250 $0.019250 MFS® High Income Municipal Trust (NYSE:CXE) $0.0180 $0.0000 $0.0180 MFS® High Yield Municipal Trust (NYSE:CMU) $0.01650 $0.0000 $0.01650 MFS® I

MFS Investment Management® (MFS®) announced today monthly distributions of the following closed-end funds, all with declaration dates of November 3, 2025, ex-dividend dates of November 18, 2025, record dates of November 18, 2025, and payable dates of November 28, 2025: Fund (ticker) Income/ Share Other Sources/ Share* Total Amount/ Share MFS® Charter Income Trust (NYSE:MCR)^ $0.0000 $0.045130 $0.045130 MFS® Government Markets Income Trust (NYSE:MGF)^ $0.0000 $0.019360 $0.019360 MFS® High Income Municipal Trust (NYSE:CXE) $0.0180 $0.0000 $0.0180 MFS® High Yield Municipal Trust (NYSE:CM

4 - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Issuer)

SCHEDULE 13G/A - MFS HIGH YIELD MUNICIPAL TRUST (0000809844) (Subject)