Eaton Vance Senior Floating-Rate Chair Dies

Eaton Vance Senior Floating-Rate Trust reported that its Board Chairperson, Mark R. Fetting, unexpectedly passed away on August 9, 2025.

Rhea-AI Filing Summary

Eaton Vance Senior Floating-Rate Trust reported that its Board Chairperson, Mark R. Fetting, unexpectedly passed away on August 9, 2025. Susan J. Sutherland is serving as acting Chairperson of the Board, providing interim leadership. Effective August 12, 2025, the Board reduced its size from ten to nine members to reflect the vacancy.

Positive

• None.

Negative

• Unexpected death of Board Chairperson Mark R. Fetting on August 9, 2025, creating an immediate leadership vacancy at the trust’s board level.

Insights

Closed-end fund governance analyst

Unexpected board chair death prompts interim leadership and smaller board.

The trust discloses that its Board Chairperson, Mark R. Fetting, unexpectedly passed away on August 9, 2025. The chair of a closed-end fund board typically plays a key role in overseeing management, risk, and shareholder interests, so his sudden absence is a notable governance change.

Susan J. Sutherland is identified as acting Chairperson of the Board, indicating that leadership responsibilities have been reassigned on an interim basis. The Board also reduced its size from ten to nine members effective August 12, 2025, aligning the board structure with the current number of trustees.

The long-term impact will depend on how the Board addresses permanent chair succession and whether any further changes in board composition or oversight approach are disclosed in future company materials.

8-K Event Classification

Item 8.01 — Other Events

1 item

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What event did Eaton Vance Senior Floating-Rate Trust (EFR) report?

The trust reported that its Board Chairperson, Mark R. Fetting, unexpectedly passed away on August 9, 2025.

Who is serving as acting Chairperson of the Board for EFR?

Susan J. Sutherland is serving as the acting Chairperson of the Board of Eaton Vance Senior Floating-Rate Trust.

Did Eaton Vance Senior Floating-Rate Trust change the size of its Board?

Yes. Effective August 12, 2025, the Board of Eaton Vance Senior Floating-Rate Trust was reduced from ten to nine members.

What type of SEC filing did EFR use to disclose this event?

Eaton Vance Senior Floating-Rate Trust disclosed the event in a Form 8-K under the Other Events section.

Does the filing name the person who signed on behalf of EFR?

Yes. The filing was signed by Deidre E. Walsh, Vice President & Chief Legal Officer of Eaton Vance Senior Floating-Rate Trust.

Is there a permanent replacement named for the EFR Board Chairperson?

The disclosure identifies Susan J. Sutherland as acting Chairperson of the Board; it does not name a permanent successor.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 08/14/2025 - 02:15 PM Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of report (Date of earliest event reported): August 9, 2025

EATON VANCE SENIOR FLOATING-RATE TRUST

(Exact name of registrant as specified in its charter)

Massachusetts (State or other jurisdiction of incorporation)	811-21411 (Commission File Number)	35-2216382 (IRS Employer Identification No.)
One Post Office Square Boston, Massachusetts (Address of principal executive offices)		02109 (Zip Code)

(617) 482-8260
(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

□ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

□ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

□ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

□ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Titles of Each Class	Trading Symbol	Name of exchange on which registered
Common Shares of Beneficial Interest, $0.01 par value	EFR	NYSE

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company □

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. □

Item 8.01 Other Events

Mr. Mark R. Fetting, who served as Chairperson of the Board of Trustees of the registrant (the “Board”), unexpectedly passed away on August 9, 2025. Ms. Susan J. Sutherland is serving as acting Chairperson of the Board. Effective as of August 12, 2025, the Board has reduced the size of the Board from ten to nine members.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

EATON VANCE SENIOR FLOATING-RATE TRUST

By: /s/ Deidre E. Walsh

Name: Deidre E. Walsh

Title: Vice President & Chief Legal Officer

Date:   August 14, 2025