Eaton Vance Senior Income Trust reports a >5% common-share position held through an investment adviser and a client committee. 1607 Capital Partners, LLC holds 916,968 shares (5.05%) and the Asset Management Committee of Dominion Energy, Inc. is reported with the same 916,968 shares (5.05%) as of 03/31/2026. The filing explains 1607 has sole voting and dispositive power under client IMAs while Dominion is deemed beneficial owner only through its right to terminate the IMA; Dominion disclaims voting and dispositive authority.
Positive
None.
Negative
None.
Insights
Institutional filing shows an adviser-managed >5% stake held in client accounts.
1607 Capital Partners, LLC is disclosed as the manager with sole voting and dispositive power over 916,968 shares, representing 5.05% of the class as of 03/31/2026. The Asset Management Committee of Dominion Energy, Inc. is listed due to its short termination right in the IMA and disclaims beneficial ownership except for pecuniary interest.
Ownership is structured: cash-flow treatment and trading intent are not stated; subsequent Form 13D/G amendments would show changes.
Disclosure aligns with Rule 13d governance for adviser-client relationships.
The filing uses a joint filing agreement and explicitly attributes voting/dispositive power to 1607 under client IMAs. The Asset Management Committee's disclaimer language is included; the filing clarifies who has authority to vote or dispose of shares.
Any shifts in voting authority or termination rights would require amendment filings.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
Eaton Vance Senior Income Trust
(Name of Issuer)
Common Shares of Beneficial Interest, $0.01 par value
(Title of Class of Securities)
27826S103
(CUSIP Number)
03/31/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
27826S103
1
Names of Reporting Persons
1607 Capital Partners, LLC
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
916,968.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
916,968.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
916,968.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
5.05 %
12
Type of Reporting Person (See Instructions)
IA
SCHEDULE 13G
CUSIP Number(s):
27826S103
1
Names of Reporting Persons
Asset Management Committee of Dominion Energy, Inc.
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
916,968.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
5.05 %
12
Type of Reporting Person (See Instructions)
EP
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
Eaton Vance Senior Income Trust
(b)
Address of issuer's principal executive offices:
One Post Office Square, Boston, MA, 02109
Item 2.
(a)
Name of person filing:
1607 Capital Partners, LLC
Asset Management Committee of Dominion Energy, Inc.
(b)
Address or principal business office or, if none, residence:
13 S. 13TH STREET, SUITE 400, RICHMOND, VA, 23219
120 TREDEGAR ST. R4, RICHMOND, VA 23219
(c)
Citizenship:
Please refer to Item 4 on each cover sheet for each filing person
(d)
Title of class of securities:
Common Shares of Beneficial Interest, $0.01 par value
(e)
CUSIP Number(s):
27826S103
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
1607 Capital Partners, LLC (1607), an investment adviser, is the beneficial owner of the shares shown based on having sole voting power and sole power to dispose of these shares under all its client investment management agreements (IMAs). The Asset Management Committee of Dominion Energy, Inc. (Dominion) is a client of 1607 Capital Partners, LLC and is the beneficial owner of the shares shown solely due to being able to terminate its IMA with 1607 without cause or condition on less than sixty days written notice. Dominion has no authority under its IMA to either vote or dispose of the shares shown. The calculations in 4(c)(i) and (iii) reflect that under the Dominion IMA, 1607 has sole current authority, and Dominion has no current authority, to vote and dispose of the shares for which Dominion is deemed to have beneficial ownership due to its less than 60 day termination right.
1607 Capital Partners, LLC - 916,968
Asset Management Committee of Dominion Energy, Inc. - 916,968
(b)
Percent of class:
1607 Capital Partners, LLC - 5.05%
Asset Management Committee of Dominion Energy, Inc. - 5.05%
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
1607 Capital Partners, LLC - 916,968
Asset Management Committee of Dominion Energy, Inc. - 0
(ii) Shared power to vote or to direct the vote:
1607 Capital Partners, LLC - 0
Asset Management Committee of Dominion Energy, Inc. - 0
(iii) Sole power to dispose or to direct the disposition of:
1607 Capital Partners, LLC - 916,968
Asset Management Committee of Dominion Energy, Inc. - 0
(iv) Shared power to dispose or to direct the disposition of:
1607 Capital Partners, LLC - 0
Asset Management Committee of Dominion Energy, Inc. - 0
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
With respect to the shares listed for 1607, the 1607 clients who hold such shares in their investment advisory accounts managed by 1607 have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of those shares. With respect to the shares listed for Dominion, no person other than Dominion has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of those shares.
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
Not Applicable
Item 8.
Identification and Classification of Members of the Group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.
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.
1607 Capital Partners, LLC
Signature:
Kevin Rutherford
Name/Title:
Kevin Rutherford | Chief Compliance Officer
Date:
05/15/2026
Asset Management Committee of Dominion Energy, Inc.
Signature:
Nicholas Everett
Name/Title:
Nicholas Everett | Director of Investments
Date:
05/15/2026
Exhibit Information
JOINT FILING AGREEMENT
PURSUANT TO RULE 13d-1(k)
The undersigned acknowledge and agree that the foregoing statement on Schedule 13G is filed on behalf of each of the undersigned and that allsubsequent amendments to this statement on Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additionaljoint acquisition statements. The undersigned acknowledge that each shall be responsible for the timely filing of such amendments, and for the completenessand accuracy of the information concerning him or it contained therein, but shall not be responsible for the completeness and accuracy of the informationconcerning the others, except to the extent that he or it knows or has reason to believe that such information is inaccurate.
This agreement may be executed in multiple counterparts, each of which shall constitute an original, one and the same instrument.
Date: May 15, 2026
1607 Capital Partners, LLC
By:
/s/ Kevin Rutherford
Name:
Kevin Rutherford
Title:
Chief Compliance Officer
Asset Management Committee of Dominion Energy, Inc.
*This Reporting Person disclaims beneficial ownership in the securities reported herein, except to the extent of its pecuniary interest therein.
By:
/s/ Nicholas Everett
Name:
Nicholas Everett
Title:
Director of Investments
