Filing Details
- Accession Number:
- 0001398344-25-013224
- Form Type:
- 13D Filing
- Publication Date:
- 2025-07-15 20:00:00
- Filed By:
- Bulldog Investors
- Company:
- Mfs High Yield Municipal Trust (NYSE:CMU)
- Filing Date:
- 2025-07-16
- SEC Url:
- 13D Filing
Ownership Summary
Please notice the below summary table is generated without human intervention and may contain errors. Please refer to the complete filing displayed below for exact figures.
Name | Sole Voting Power | Shared Voting Power | Sole Dispositive Power | Shared Dispositive Power | Aggregate Amount Owned Power | Percent of Class |
---|---|---|---|---|---|---|
Bulldog Investors, LLP | 24,200 | 2,671,037 | 24,200 | 2,671,037 | 2,695,237 | 10.57% |
Phillip Goldstein | 109,810 | 2,966,641 | 109,810 | 2,966,641 | 3,076,451 | 12.07% |
Andrew Dakos | 0 | 2,671,037 | 0 | 2,671,037 | 2,671,037 | 10.48% |
Filing
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 6)
|
MFS High Yield Municipal Trust (Name of Issuer) |
Common Stock (Title of Class of Securities) |
59318E102 (CUSIP Number) |
Bill Demo 250 Pehle Ave., Suite 708 Saddle Brook, NJ, 07663 (201) 881-7108 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) |
07/15/2025 (Date of Event Which Requires Filing of This Statement) |
If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.


The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the
Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other
provisions of the Act (however, see the Notes).
SCHEDULE 13D
|
CUSIP No. | 59318E102 |
1 |
Name of reporting person
Bulldog Investors, LLP | ||||||||
2 | Check the appropriate box if a member of a Group (See Instructions)
![]() ![]() | ||||||||
3 | SEC use only | ||||||||
4 |
Source of funds (See Instructions)
WC | ||||||||
5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
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6 | Citizenship or place of organization
DELAWARE
| ||||||||
Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
11 | Aggregate amount beneficially owned by each reporting person
2,695,237.00 | ||||||||
12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
13 | Percent of class represented by amount in Row (11)
10.57 % | ||||||||
14 | Type of Reporting Person (See Instructions)
IA |
SCHEDULE 13D
|
CUSIP No. | 59318E102 |
1 |
Name of reporting person
Phillip Goldstein | ||||||||
2 | Check the appropriate box if a member of a Group (See Instructions)
![]() ![]() | ||||||||
3 | SEC use only | ||||||||
4 |
Source of funds (See Instructions)
WC | ||||||||
5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
6 | Citizenship or place of organization
UNITED STATES
| ||||||||
Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
11 | Aggregate amount beneficially owned by each reporting person
3,076,451.00 | ||||||||
12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
13 | Percent of class represented by amount in Row (11)
12.07 % | ||||||||
14 | Type of Reporting Person (See Instructions)
IN |
SCHEDULE 13D
|
CUSIP No. | 59318E102 |
1 |
Name of reporting person
Andrew Dakos | ||||||||
2 | Check the appropriate box if a member of a Group (See Instructions)
![]() ![]() | ||||||||
3 | SEC use only | ||||||||
4 |
Source of funds (See Instructions)
WC | ||||||||
5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
6 | Citizenship or place of organization
UNITED STATES
| ||||||||
Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
11 | Aggregate amount beneficially owned by each reporting person
2,671,037.00 | ||||||||
12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
13 | Percent of class represented by amount in Row (11)
10.48 % | ||||||||
14 | Type of Reporting Person (See Instructions)
IN |
SCHEDULE 13D
|
Item 1. | Security and Issuer | |
(a) | Title of Class of Securities:
Common Stock | |
(b) | Name of Issuer:
MFS High Yield Municipal Trust | |
(c) | Address of Issuer's Principal Executive Offices:
111 Huntington Avenue, Boston,
MASSACHUSETTS
, 02199. | |
Item 1 Comment:
This Constitutes Amendment #6 to the schedule 13D filed July 17, 2023. Except as specifically set forth herein, the schedule 13D rmains unmodified. | ||
Item 4. | Purpose of Transaction | |
Bulldog Investors has entered into the Amendment to Standstill Agreement included as an Exhibit hereto. | ||
Item 5. | Interest in Securities of the Issuer | |
(a) | As per the N-CSR filed on 1/27/25 there were 25,492,782 shares of common stock outstanding as of 11/30/24. The percentages set forth herein were derived using such number. Phillip Goldstein and Andrew Dakos own Bulldog Investors, LLP, a registered investment advisor. As of July 15 2025, Bulldog Investors, LLP is deemed to be the beneficial owner of 2,695,237 shares of CMU (representing 10.57% of CMU's outstanding shares) soley by virtue of Bulldog Investors, LLP's power to direct the vote of, and dispose of, these shares. As of July 15, 2025, Mr. Goldstein is deemed to be the beneficial owner of 3,076,451 shares of CMU (representing 12.07% of CMU's outstanding shares) and Mr. Dakos is deemed to be the beneficial owner of 2,671,037 shares of CMU (representing 10.48% of CMU's outstanding shares) by virtue of their power to direct the vote of, and dispose of, these shares. | |
(b) | Bulldog Investors, LLP has sole power to dispose of and vote 24,200 shares. Bulldog Investors, LLP has shared power to dispose and vote 2,671,037 shares. Certain of Bulldog Investors, LLP's clients (none of whom beneficially own more than 5% of CMU's shares) share this power with Bulldog Investors. Messrs. Goldstein and Dakos are partners of Bulldog Investors, LLP. | |
(c) | During the last 60 days the following shares of CMU were purchased.
Date Shares Price
7/11/2025 10,000 3.2900 | |
(d) | Clients of Bulldog Investors, LLP and the owners of accounts reflected herein are entitled to receive any dividends or sales proceeds. | |
(e) | N/A | |
Item 6. | Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer | |
None | ||
Item 7. | Material to be Filed as Exhibits. | |
Amendment to Standstill Agreement |
SIGNATURE | |
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
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