Every Form 4 that MFS High Yield Municipal Trust (CMU) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow CMU and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full CMU filings page.
MFS High Yield Municipal Trust reported insider information for director Laurie J. Thomsen. The filing lists Thomsen as a director and does not report any common stock or derivative security transactions or holdings, indicating that no trades or option exercises are being disclosed in this report.
JPMorgan Chase Bank, N.A., as a 10% owner of MFS HIGH YIELD MUNICIPAL TRUST, reported an internal restructuring involving 330 remarketable variable rate MuniFund term preferred shares held indirectly through a trust. In connection with the reorganization of this fund into MFS MUNICIPAL INCOME TRUST, these 330 preferred shares were exchanged for 330 equivalent preferred shares of the new fund in a cashless transaction, leaving no such preferred shares reported as held in the original trust for this issuer.
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 submitted a Form 4 identifying Geoffrey Schechter as a reporting person with the role of portfolio manager. The summary data in this filing shows no reported purchases, sales, exercises, gifts, tax withholdings, or other share transactions.
MFS High Yield Municipal Trust insiders filed an amended Form 4 after correcting how a recent trade was reported. On 01/20/2026, Phillip Goldstein purchased 678 shares of common stock at $3.50 per share. Following this transaction, he beneficially owned 24,878 shares directly.
The filing is made by Bulldog Investors, LLP, Phillip Goldstein, and Andrew Dakos. A footnote explains that the shares are held by Phillip Goldstein and that Bulldog Investors, LLP and Andrew Dakos disclaim beneficial interest in these shares except to the extent of any pecuniary interest. The amendment is specifically to show in Table I that the securities were acquired, not disposed of, in the reported transaction.
Phillip Goldstein, a reporting person for MFS High Yield Municipal Trust (CMU), purchased additional common shares of the fund. On January 20, 2026, he bought 678 shares of common stock at $3.50 per share, increasing his directly held position to 24,878 shares after the transaction.
The shares are held by Phillip Goldstein. Bulldog Investors, LLP and Andrew Dakos disclaim beneficial interest in these shares except to the extent of any pecuniary interest, and Andrew Dakos and Phillip Goldstein are partners of Bulldog Investors, LLP.
MFS High Yield Municipal Trust (CMU) received a Form 4 filing from Joseph Flaherty, identified as an officer of the trust’s advisor. The filing relates to insider reporting for transactions with an earliest date of June 1, 2025. The document includes standard tables for non-derivative and derivative securities and confirms the report is filed by a single reporting person, but the excerpt does not display any specific transactions or position amounts.