Sit entities (NYSE: MGF) disclose 32.7% beneficial stake in MFS Government Markets Income Trust

Rhea-AI Filing Summary

Sit Investment Associates Inc. and Sit Fixed Income Advisors II LLC/ADV report beneficial ownership of 10,641,285 shares of MFS Government Markets Income Trust common stock, representing 32.7% of the outstanding shares based on 32,590,193 shares outstanding as of November 30, 2025.

The Sit entities report zero sole voting or dispositive power and shared voting and dispositive power over all 10,641,285 shares. The filing notes that none of their individual client accounts owns more than 5% of the fund’s outstanding shares and that no directors or executive officers of the Sit entities own shares directly.

Insights

Closed-end fund governance analyst

Sit entities disclose a sizable but client-dispersed 32.7% stake in MGF.

The filing shows Sit Investment Associates and Sit Fixed Income Advisors II collectively beneficially owning 10,641,285 MGF shares, or 32.7% of the fund, with shared voting and dispositive power and no sole control over any shares.

Because no single client account exceeds 5% of outstanding shares and insiders hold no shares directly, influence is spread across many underlying investors. The amendment mainly refreshes ownership data and recent trading activity, with overall impact depending on how these clients choose to vote or redeem over time.

Key Figures

Beneficial ownership: 10,641,285 shares Ownership percentage: 32.7% Shares outstanding: 32,590,193 shares +4 more

7 metrics

Beneficial ownership 10,641,285 shares Shares of MGF common stock beneficially owned by each reporting person

Ownership percentage 32.7% Percent of MGF common stock class represented by 10,641,285 shares

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

Sole voting power 0 shares Sole voting power reported by each Sit entity over MGF shares

Shared voting power 10,641,285 shares Shared voting power reported by each Sit entity over MGF shares

Sole dispositive power 0 shares Sole dispositive power reported by each Sit entity over MGF shares

Shared dispositive power 10,641,285 shares Shared dispositive power reported by each Sit entity over MGF shares

Key Terms

beneficially owned, shared voting power, shared dispositive power, Schedule 13D, +2 more

6 terms

beneficially owned financial

"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 10,641,285.00"

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 10,641,285.00"

Schedule 13D regulatory

"has previously filed a statement on Schedule 13G to report the acquisition"

A Schedule 13D is a legal document that investors file with regulators when they buy a large enough stake in a company to potentially influence its management or decisions. It provides details about the investor’s intention, ownership stake, and plans, helping other investors understand who is gaining control and what their motives might be.

Form N-CSR regulatory

"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.

aggregate amount beneficially owned financial

"Aggregate amount beneficially owned by each reporting person 10,641,285.00"

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

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 06/15/2026 - 03:43 PM Accepted by SEC EDGAR 06/15/2026 - 03:43 PM Learn about SEC filing dates

FAQ

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

The Sit entities report beneficial ownership of 10,641,285 MGF common shares, representing 32.7% of the outstanding shares. This percentage is based on 32,590,193 shares outstanding as of November 30, 2025, as disclosed in the issuer’s Form N-CSR.

Who are the reporting persons in this MGF Schedule 13D/A amendment?

The reporting persons are Sit Investment Associates Inc. and Sit Fixed Income Advisors II LLC/ADV. Both entities report shared voting and dispositive power over the same 10,641,285 MGF shares, with no sole voting or dispositive authority reported for either firm.

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

Each Sit entity reports zero sole voting and sole dispositive power and 10,641,285 shares of shared voting and shared dispositive power. This means decisions to vote or sell these shares are exercised on a shared basis rather than individually by either reporting person.

Do any Sit client accounts individually hold more than 5% of MFS Government Markets Income Trust?

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 owns more than 5% of the shares, indicating the 32.7% position is spread across many accounts.

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

The filing states that none of the directors or executive officers of Sit Investment Associates or Sit Fixed Income Advisors directly owns MGF shares. Beneficial ownership is attributed to client accounts over which the Sit entities have investment authority, not personal insider holdings.

What is the reference share count used to calculate the Sit entities’ 32.7% ownership of MGF?

The 32.7% ownership figure is calculated using 32,590,193 MGF shares outstanding as of November 30, 2025. This outstanding share count comes from the issuer’s Form N-CSR, as cited in the ownership disclosure section of the amendment.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 6)

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
612-332-3223

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

06/12/2026

(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 10,641,285.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 10,641,285.00

11

Aggregate amount beneficially owned by each reporting person

10,641,285.00

12

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

13

Percent of class represented by amount in Row (11)

32.7 %

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 /ADV

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 10,641,285.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 10,641,285.00

11

Aggregate amount beneficially owned by each reporting person

10,641,285.00

12

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

13

Percent of class represented by amount in Row (11)

32.7 %

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. 6 ("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, amendment No. 3 filed on April 22, 2026, Amendment No. 4 filed on May 12, 2026, and Amendment No. 5 filed on May 26, 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:	06/15/2026

SIT FIXED INCOME ADVISORS II LLC /ADV

Signature:	/s/ Roger J. Sit
Name/Title:	Roger J. Sit, Chairman & CEO
Date:	06/15/2026