Sit entities hold 30.4% of MFS Government Markets

Sit Investment Associates and Sit Fixed Income Advisors II report beneficial ownership of 9,913,156 common shares of MFS Government Markets Income Trust, representing 30.4% of the outstanding class.

Rhea-AI Filing Summary

Sit Investment Associates and Sit Fixed Income Advisors II report beneficial ownership of 9,913,156 common shares of MFS Government Markets Income Trust, representing 30.4% of the outstanding class. These shares are held with shared voting and shared dispositive power; neither entity has sole authority.

The percentage is based on 32,590,193 shares outstanding as of November 30, 2025, as reported in the issuer’s Form N-CSR. The firms state that no individual client account owns more than 5% of the outstanding shares and that none of their directors or executive officers own shares directly.

Insights

Institutional ownership analyst

Sit entities disclose a large but client-dispersed 30.4% stake.

Sit Investment Associates and Sit Fixed Income Advisors II collectively report 9,913,156 shares, or 30.4% of MFS Government Markets Income Trust, with shared voting and dispositive power across client accounts.

The filing notes that this aggregate position is spread so that no single SIA or SFI client account exceeds 5% of shares outstanding, and firm insiders do not hold shares directly. This points to a sizable institutional block held on behalf of multiple clients rather than a concentrated activist-style position.

Future amendments or related disclosures could clarify whether this ownership level leads to governance actions, but this amendment primarily updates current beneficial ownership and control structure as of the stated outstanding share count.

Key Figures

Beneficial ownership: 9,913,156 shares Percent of class: 30.4% Shares outstanding: 32,590,193 shares +2 more

5 metrics

Beneficial ownership 9,913,156 shares Common shares of MFS Government Markets Income Trust

Percent of class 30.4% Beneficial ownership relative to outstanding shares

Shares outstanding 32,590,193 shares Outstanding as of November 30, 2025 per Form N-CSR

Shared voting power 9,913,156 shares Sit entities report shared voting authority; no sole voting power

Shared dispositive power 9,913,156 shares Sit entities report shared power to dispose; no sole dispositive power

Key Terms

beneficially owned, shared voting power, shared dispositive power, percent of class represented, +2 more

6 terms

beneficially owned financial

"See responses on each cover page of this for the aggregate number of Shares and percentages of the Shares beneficially owned by each of the Reporting Persons."

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

shared voting power financial

"Shared Voting Power 9,913,156.00"

Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.

shared dispositive power financial

"Shared Dispositive Power 9,913,156.00"

percent of class represented financial

"Percent of class represented by amount in Row (11) 30.4 %"

Form N-CSR regulatory

"which is the total number of Shares outstanding as reported in the Issuer's Form N-CSR."

Form N-CSR is a regulatory filing that U.S.-registered investment funds use to deliver certified shareholder reports to regulators and the public, including audited financial statements, a snapshot of portfolio holdings, fee and performance information, and governance disclosures. For investors it acts like a fund’s report card and safety check—providing verified details needed to assess a fund’s financial health, costs, holdings and compliance so you can compare funds, monitor risks and spot red flags.

Schedule of Transactions financial

"Exhibit A: Schedule of Transactions in Shares by Sit Entities during the past 60 days"

FAQ

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

How many MFS Government Markets Income Trust (MGF) shares do the Sit entities report owning?

The Sit entities report beneficial ownership of 9,913,156 common shares of MFS Government Markets Income Trust. This aggregate amount is held across client accounts, with shared voting and dispositive power rather than direct ownership by firm insiders.

What percentage of MGF’s outstanding shares do Sit entities beneficially own?

They report beneficial ownership of 30.4% of the outstanding common shares. This percentage is calculated using 32,590,193 shares outstanding as of November 30, 2025, based on the issuer’s Form N-CSR disclosure.

Do Sit Investment Associates or Sit Fixed Income Advisors have sole voting power over MGF shares?

They report no sole voting or dispositive power over MGF shares. Instead, they have shared voting and shared dispositive power over 9,913,156 shares held across client accounts under their management.

Does any single Sit client own more than 5% of MGF’s outstanding shares?

No individual client account exceeds 5% of MGF’s outstanding shares. The filing states that none of Sit Investment Associates’ or Sit Fixed Income Advisors’ client accounts hold more than this threshold, indicating the 30.4% position is dispersed.

Do Sit entities’ directors or executive officers directly own MGF shares?

The filing states that none of SIA’s or SFI’s directors or executive officers directly own MGF shares. The reported beneficial ownership reflects shares held for client accounts, not personal holdings of firm insiders.

What share count was used to compute the Sit entities’ 30.4% stake in MGF?

The reported 30.4% ownership is based on 32,590,193 shares outstanding as of November 30, 2025. This share count comes from MFS Government Markets Income Trust’s Form N-CSR, which the filing cites as the source.

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

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Accepted by SEC EDGAR 05/12/2026 - 04:50 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 4)

MFS GOVERNMENT MARKETS INCOME TRUST

(Name of Issuer)

Common Stock

(Title of Class of Securities)

552939100

(CUSIP Number)

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)

05/11/2026

(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).

schemaVersion:

SCHEDULE 13D

CUSIP Number(s): 552939100

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 9,913,156.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 9,913,156.00

11

Aggregate amount beneficially owned by each reporting person

9,913,156.00

12

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

13

Percent of class represented by amount in Row (11)

30.4 %

14

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13D

CUSIP Number(s): 552939100

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 9,913,156.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 9,913,156.00

11

Aggregate amount beneficially owned by each reporting person

9,913,156.00

12

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

13

Percent of class represented by amount in Row (11)

30.4 %

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. 4 ("Amendment") amends and supplements the statement on Schedule 13D filed on February 24, 2026, and amended by Amendment No. 1 filed on March 11, 2026, Amendment No. 2 filed on March 19, 2026, and amendment No. 3 filed on April 22, 2026 (as amended, 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:	05/12/2026

Sit Fixed Income Advisors II, LLC

Signature:	/s/ Roger J. Sit
Name/Title:	Roger J. Sit, Chairman & CEO
Date:	05/12/2026