Sit entities reveal 26.8% MFS Government Markets stake (MGF) for clients

Rhea-AI Filing Summary

Sit Investment Associates, Inc. and Sit Fixed Income Advisors II, LLC have amended their ownership report on MFS Government Markets Income Trust. The Sit entities report beneficial ownership of 8,744,665 shares of common stock, representing 26.8% of the outstanding shares, with shared voting and dispositive power over all such shares.

The percentage is based on 32,590,193 shares outstanding as of November 30, 2025. The firms state that none of their individual client accounts holds more than 5% of the fund’s shares and that none of their directors or executive officers owns shares directly.

Insights

Institutional ownership analyst

Sit entities disclose a sizable 26.8% stake with shared control.

The filing shows Sit Investment Associates and Sit Fixed Income Advisors II jointly beneficially owning 8,744,665 MFS Government Markets Income Trust shares, equal to 26.8% of the fund’s common stock, with shared voting and dispositive power across their client accounts.

This level of institutional ownership can give the Sit entities meaningful influence on shareholder votes, though control is dispersed among underlying clients. The filing also clarifies that no single client exceeds a 5% position and that firm insiders do not hold shares directly, framing this as purely client asset management.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 1)

MFS Government Markets Income Trust

(Name of Issuer)

Common Stock

(Title of Class of Securities)

Paul E. Rasmussen
80 South Eighth Street, Suite 3300
Minneapolis, MN, 55402-4130
612-332-3223

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)

03/09/2026

(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 Number(s):

1

Name of reporting person

Sit Investment Associates, Inc.

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

MINNESOTA

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 8,744,665.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 8,744,665.00

11

Aggregate amount beneficially owned by each reporting person

8,744,665.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

26.8 %

14

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13D

CUSIP Number(s):

1

Name of reporting person

Sit Fixed Income Advisors II, LLC

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 8,744,665.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 8,744,665.00

11

Aggregate amount beneficially owned by each reporting person

8,744,665.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

26.8 %

14

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13D

Item 1.	Security and Issuer
(a)	Title of Class of Securities: Common Stock
(b)	Name of Issuer: MFS Government Markets Income Trust
(c)	Address of Issuer's Principal Executive Offices: 111 Huntington Avenue, 24th Floor, Boston, MASSACHUSETTS , 02199.
Item 1 Comment: This Amendment No. 1 ("Amendment") amends and supplements the statement on Schedule 13D filed on February 24, 2026 (the "Original Schedule 13D" and, as amended by this Amendment, the "Schedule 13D"), relating to the shares of Common Stock ("Shares)" of MFS Government Markets Income Trust (the "Issuer"). Capitalized terms used but not otherwise defined herein have the meanings set forth in the Original Schedule 13D. Except as specifically provided herein, each Item of the Original Schedule 13D remains unchanged.
Item 5.	Interest in Securities of the Issuer
(a)	See responses on each cover page of this Schedule 13D for the aggregate number of Shares and percentages of the Shares beneficially owned by each of the Reporting Persons. The aggregate percentage of Shares reported owned by Sit Entities herein is based upon 32,590,193 Shares outstanding as of November 30, 2025, which is the total number of Shares outstanding as reported in the Issuer's Form N-CSR.
(b)	See responses on each cover page of this Schedule 13D for the number of Shares as to which each Reporting Person has the sole or shared power to vote or direct the vote and sole of shared power to dispose or to direct the disposition. Each of the Sit Entities may be deemed to have shared power to vote and dispose of such Shares. However, none of SIA's or SFI's client accounts own more than 5% of the shares outstanding, and none of SIA's or SFI's directors or executive officers own shares directly.
(c)	Transactions in Shares effected during the past 60 days by the Sit Entities are set forth in Exhibit A.
(d)	The clients of SIA and SFI have the right to participate in the receipt of dividends from, or proceeds from the sales of, the Shares held for their respective accounts.
(e)	Not applicable
Item 7.	Material to be Filed as Exhibits.
	Exhibit A: Schedule of Transactions in Shares by Sit Entities during the past 60 days

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.

Sit Investment Associates, Inc.

Signature:	/s/ Roger J. Sit
Name/Title:	Roger J. Sit, Chairman & CEO
Date:	03/10/2026

Sit Fixed Income Advisors II, LLC

Signature:	/s/ Roger J. Sit
Name/Title:	Roger J. Sit, Chairman & CEO
Date:	03/10/2026

FAQ

What ownership stake in MFS Government Markets Income Trust (MGF) do the Sit entities report?

The Sit entities report beneficial ownership of 8,744,665 MGF common shares, representing 26.8% of the fund’s outstanding stock, based on 32,590,193 shares outstanding as of November 30, 2025, giving them a significant institutional position.

Which Sit group entities are reporting beneficial ownership in MGF?

The reporting entities are Sit Investment Associates, Inc. and Sit Fixed Income Advisors II, LLC. Both list identical beneficial holdings and share voting and dispositive power over the same 8,744,665 MGF common shares held across their client accounts.

How much voting and dispositive power do the Sit entities have over MGF shares?

The Sit entities report 0 shares with sole voting or dispositive power and 8,744,665 shares with shared voting and shared dispositive power. This means decisions are made collectively on behalf of multiple client accounts rather than by a single owner.

Do any individual Sit client accounts hold more than 5% of MGF shares?

No individual client account exceeds a 5% stake. The filing states that none of Sit Investment Associates’ or Sit Fixed Income Advisors’ client accounts owns more than 5% of MFS Government Markets Income Trust’s outstanding shares, despite the aggregate 26.8% position.

Do Sit entities’ directors or executives personally own MGF shares?

The filing states that none of Sit Investment Associates’ or Sit Fixed Income Advisors’ directors or executive officers owns MFS Government Markets Income Trust shares directly. The reported ownership reflects client assets managed by the firms, not personal insider holdings.

What date triggers this amended ownership report for MGF?

The date of the event requiring this amended ownership report is listed as March 9, 2026. This Amendment No. 1 updates the previously filed Schedule 13D regarding the Sit entities’ beneficial ownership of MFS Government Markets Income Trust common stock.