RiverNorth Capital Management filed an amendment to a Schedule 13G reporting beneficial ownership of 2,955,950 shares of MFS High Yield Municipal Trust (CUSIP 59318E102), representing 11.60% of the class as of 03/31/2026. The filing lists sole voting and dispositive power over all reported shares. The amendment is signed by Marcus Collins, General Counsel and Chief Compliance Officer, dated 05/15/2026.
Bulldog Investors, LLP and its principals have reduced their stake in MFS High Yield Municipal Trust (CMU) and are no longer 5% holders. Based on 12,746,391 common shares outstanding as of May 6, 2026, Bulldog Investors is deemed to beneficially own 100,155 shares, or 0.79% of CMU. Phillip Goldstein is deemed to beneficially own 133,190 shares, or 1.04%, while Andrew Dakos is deemed to beneficially own 90,245 shares, or 0.71%, through their roles at Bulldog.
Since the prior filing, accounts managed by Bulldog disposed of 141,450 shares at $3.6400, 79,573 shares at $3.6456, and 1,410,919 shares at $3.71. The reporting persons state they ceased to be beneficial owners of more than 5% of CMU’s common stock on May 6, 2026, following tender offer results disclosed in the company’s press release.
MFS High Yield Municipal Trust filed Amendment No. 3 to its Schedule TO reporting the terms and exhibits for an issuer tender offer commenced April 6, 2026. The Fund offered to purchase for cash up to 50% (12,746,391 shares) of its outstanding common shares upon the terms and conditions set forth in the Offer.
The amendment incorporates the Offer to Purchase, Letter of Transmittal and related communications and adds press releases and the filing fee table as exhibits. The amendment is intended to satisfy Rule 13e-4(c)(3) requirements.
MFS High Yield Municipal Trust amends its Schedule TO to supplement the tender offer materials for an Offer commenced April 6, 2026, under which the Fund proposes to purchase for cash up to 50% or 12,746,391 shares of its outstanding common shares upon the terms and subject to the conditions of the Offer. This Amendment No. 2 is filed to satisfy Rule 13e-4(c)(3).
Bulldog Investors, LLP and its principals updated their ownership in MFS High Yield Municipal Trust (CMU) in this Amendment No. 13 to their Schedule 13D. As per an N-CSR, CMU had 25,492,782 common shares outstanding as of 11/30/25.
As of May 1, 2026, Bulldog Investors is deemed the beneficial owner of 1,382,344 shares of CMU, representing 5.42% of outstanding shares. Phillip Goldstein is deemed to beneficially own 1,765,329 shares (6.92%), and Andrew Dakos 1,267,456 shares (4.97%), based on their power to vote and dispose of these shares.
Bulldog Investors has sole voting and dispositive power over 120,488 shares and shared power over 1,261,856 shares, with certain clients sharing this power. Since the prior filing, CMU shares were sold on 4/30/26 and 5/1/26 in multiple trades, including blocks of 234,000 and 800,000 shares at prices around $3.64 per share.
MFS High Yield Municipal Trust: Schedule 13G/A amendment showing JPMorgan Chase Bank's position in Series 2051 preferred shares. The filing states JPMorgan Chase Bank, N.A. beneficially owns 330 Remarketable Variable Rate MuniFund Term Preferred Shares, Series 2051 (CUSIP 59318E607), representing 100% of that preferred class. Voting power is shared: JPM reports 0 sole voting power and 330 shared voting power due to a Voting Trust arrangement. The filing notes that on September 5, 2024 JPM deposited 510 RVMTP Shares into a tender option bond trust (TOB) but that the TOB does not have disposition or voting power; voting rights remain with JPM and the Voting Trust. Signature dated 05/05/2026.
MFS HIGH YIELD MUNICIPAL TRUST redeemed 180 Remarketable Variable Rate Munifund Term Preferred Shares, Series 2051, that were beneficially owned by JPMorgan Chase Bank through a trust. The redemption price was $100,000 per share, and JPMorgan now reports holding 330 of these preferred shares following the transaction.
MFS High Yield Municipal Trust received an updated Schedule 13D/A (Amendment No. 12) from Bulldog Investors, LLP and its principals Phillip Goldstein and Andrew Dakos. Based on 25,492,782 shares outstanding as of 11/30/25, Bulldog Investors is deemed the beneficial owner of 2,459,393 shares, or 9.65% of the common stock. Goldstein is deemed to beneficially own 2,842,378 shares, or 11.15% of the company, while Dakos is deemed to beneficially own 2,344,505 shares, or 9.20%. The filing notes recent CMU share sales between 4/24/26 and 4/29/26 at prices around $3.65 per share, executed through Bulldog-managed accounts. Clients of Bulldog Investors and the account owners are entitled to any dividends or sales proceeds.
Bulldog Investors, LLP and its principals Phillip Goldstein and Andrew Dakos filed Amendment No. 11 to their Schedule 13D for MFS High Yield Municipal Trust (CMU), updating their ownership and recent trading.
Using 25,492,782 shares outstanding as of 11/30/25, Bulldog Investors is deemed the beneficial owner of 2,814,161 CMU shares, or 11.04% of the fund. As of April 23, 2026, Mr. Goldstein is deemed to beneficially own 3,197,146 shares (12.54%), and Mr. Dakos 2,699,273 shares (10.59%), primarily through their interests in Bulldog Investors.
The amendment also reports recent CMU share sales between April 14 and April 23, 2026 at prices around $3.66–$3.68 per share, with dividends and sale proceeds for these shares payable to Bulldog Investors’ clients and account owners.
MFS High Yield Municipal Trust (CMU) received an updated Schedule 13D/A from Bulldog Investors, LLP, Phillip Goldstein and Andrew Dakos reflecting their current ownership stakes. Based on 25,492,782 CMU shares outstanding as of 11/30/25, Phillip Goldstein is deemed to beneficially own 3,455,205 shares, or 13.55% of the common stock. Bulldog Investors, LLP is deemed to beneficially own 3,072,220 shares, or 12.05%, while Andrew Dakos is deemed to beneficially own 2,957,332 shares, or 11.60%. The filing notes that Bulldog has sole voting and dispositive power over 120,488 shares and shared power over 2,951,732 shares, with certain clients sharing this power. It also lists recent CMU trading activity over the last 60 days, including purchases and sales around the mid-$3.60 price range.