Mfs High Yield Municipal Trust (CMU) — SEC Filings

Mfs High Yield Municipal Trust (CMU) — 10 SEC filings. Latest: DEF 14A (Aug 22, 2025). Includes 3 SC 13G/A, 3 SC 13D/A, 2 DEF 14A.

View Mfs High Yield Municipal Trust on SEC EDGAR

Overview

Mfs High Yield Municipal Trust (CMU) is a publicly traded company tracked on ReadTheFiling. The most recent enriched filing is a DEF 14A filed on Aug 22, 2025: MFS High Yield Municipal Trust (CMU) is holding its 2025 Annual Meeting of Shareholders on October 2, 2025, at 10:30 a.m. Eastern Time, at 111 Huntington Avenue, Boston, Massachusetts. The primary purpose of the meeting is the election of Trustees to the Board. For CMU, common and preferred sharehol

Sentiment Summary

Across 10 filings, the sentiment breakdown is: 8 neutral, 2 mixed. The dominant filing sentiment for Mfs High Yield Municipal Trust is neutral.

Filing Type Overview

Mfs High Yield Municipal Trust (CMU) has filed 2 DEF 14A, 2 SC 13G, 3 SC 13G/A, 3 SC 13D/A with the SEC between Jan 2024 to Aug 2025.

Filings by Year

2025 · 2024

Recent SEC Filings (10)

Mfs High Yield Municipal Trust SEC Filing History
DateFormDescriptionRisk
Aug 22, 2025DEF 14ACMU Shareholders to Vote on Trustee Elections Amidst Board Retirementlow
Nov 14, 2024SC 13GSC 13G Filing
Nov 14, 2024SC 13GSC 13G Filing
Oct 1, 2024SC 13G/ASC 13G/A Filing
Sep 3, 2024SC 13G/ASC 13G/A Filing
Aug 23, 2024DEF 14AMFS High Yield Municipal Trust Files DEF 14Alow
Feb 28, 2024SC 13D/ABulldog Investors Amends MFS High Yield Trust Stakemedium
Jan 31, 2024SC 13G/AFirst Trust Amends MFS High Yield Muni Trust Stake (14th Amendment)
Jan 8, 2024SC 13D/ASaba Capital Amends MFS High Yield Muni Trust Stake (Amendment No. 5)
Jan 2, 2024SC 13D/ABulldog Investors Boosts MFS High Yield Muni Trust Stake to 5.50%

Risk Profile

Risk Assessment: Of CMU's 3 recent filings, 0 were flagged as high-risk, 1 as medium-risk, and 2 as low-risk. The overall risk profile suggests relatively low risk with generally favorable filings.

Key Executives

  • Maureen R. Goldfarb
  • Paula E. Smith
  • Laurie J. Thomsen
  • John P. Kavanaugh
  • Maryanne L. Roepke
  • Michael W. Roberge
  • ANDREW DAKOS
  • PHILLIP GOLDSTEIN

Industry Context

The MFS High Yield Municipal Trust operates within the municipal bond fund sector, which is influenced by interest rate environments, municipal credit quality, and tax regulations. As a high-yield fund, it targets bonds with lower credit ratings, seeking higher income but also carrying increased credit risk compared to investment-grade municipal funds. The competitive landscape includes numerous other municipal bond funds, both actively and passively managed, vying for investor capital.

Top Tags

amendment (3) · closed-end-fund (3) · ownership-change (2) · activist-investing (2) · DEF 14A (1) · Proxy Statement (1) · Board of Trustees (1) · Shareholder Meeting (1) · Corporate Governance (1) · Municipal Bonds (1)

Key Numbers

Mfs High Yield Municipal Trust Key Metrics
MetricValueContext
Date of Annual Meeting2025-10-02Meeting will be held at 10:30 a.m. Eastern Time
Total number of Trustees12Board consists of 12 Trustees, 11 of whom are Independent
Number of Independent Trustees11Out of 12 total Trustees
Term expiration year for common/preferred elected Trustees2028Maureen R. Goldfarb, Paula E. Smith, and Laurie J. Thomsen's terms
Retirement date for Laurie J. Thomsen2025-12-31Due to 20 years of service on the Board
Anticipated cost for solicitation and voting tabulation$32,084Provided by Computershare Trust Company, N.A.
Common Shares Outstanding25,492,782As of July 31, 2025, for MFS High Yield Municipal Trust
Preferred Shares Outstanding510As of July 31, 2025, for MFS High Yield Municipal Trust
Year Laurie J. Thomsen became Trustee2005Reached 20 years of service in 2025
Number of standing Committees7Consist exclusively of Independent Trustees
Filing Date20240823Date the DEF 14A was filed.
Period of Report20241003The reporting period covered by the filing.

Related Companies

MCR · MGF · MHI · MIN · MIA · MMT · MIM

Frequently Asked Questions

What are the latest SEC filings for Mfs High Yield Municipal Trust (CMU)?

Mfs High Yield Municipal Trust has 10 recent SEC filings from Jan 2024 to Aug 2025, including 3 SC 13G/A, 3 SC 13D/A, 2 DEF 14A. Each filing includes an AI-generated plain-English summary.

What is the overall sentiment of CMU filings?

Across 10 filings, the sentiment breakdown is: 8 neutral, 2 mixed. The dominant sentiment is neutral.

Where can I find Mfs High Yield Municipal Trust SEC filings explained simply?

ReadTheFiling provides AI-powered plain-English summaries of all Mfs High Yield Municipal Trust (CMU) SEC filings, including 10-K annual reports, 10-Q quarterly reports, 8-K current reports, and insider trades.

What are the key financial highlights for Mfs High Yield Municipal Trust?

Financial highlights for Mfs High Yield Municipal Trust are available when 10-K or 10-Q filings are enriched with AI analysis. Check back as new filings are processed.

What is the investment thesis for CMU?

The investment thesis for CMU includes bull, base, and bear case scenarios derived from AI analysis of recent SEC filings.

Who are the key executives at Mfs High Yield Municipal Trust?

Key executives identified across Mfs High Yield Municipal Trust's filings include Maureen R. Goldfarb, Paula E. Smith, Laurie J. Thomsen, John P. Kavanaugh, Maryanne L. Roepke and 3 others.

What are the main risk factors for Mfs High Yield Municipal Trust stock?

Of CMU's 3 assessed filings, 0 were flagged high-risk, 1 medium-risk, and 2 low-risk.

What are recent predictions and forward guidance from Mfs High Yield Municipal Trust?

Forward guidance and predictions for Mfs High Yield Municipal Trust are extracted from SEC filings as they are enriched.

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