MGIC officer plans $922K stock sale under 144

MGIC Investment Corp (MTG) received a Rule 144 notice relating to planned sales of its common stock by officer Salvatore A. Miosi.

Rhea-AI Filing Summary

MGIC Investment Corp (MTG) received a Rule 144 notice relating to planned sales of its common stock by officer Salvatore A. Miosi. The notice covers a proposed sale of 30,000 shares of common stock, with an aggregate market value of $921,900.00 as of 09/01/2026, when 205,124,840 shares were outstanding. The shares derive from restricted stock vesting on 02/28/2025 as compensation and are to be sold through Fidelity Brokerage Services LLC on the NYSE. The filing also lists prior sales by Miosi over the last three months, each for 30,000 shares.

Key Figures

Shares to be sold: 30,000 shares of common stock Aggregate market value of planned sale: $921,900.00 Shares outstanding: 205,124,840 shares +4 more

7 metrics

Shares to be sold 30,000 shares of common stock Planned sale under Rule 144

Aggregate market value of planned sale $921,900.00 Value of 30,000 shares as of 09/01/2026

Shares outstanding 205,124,840 shares Common shares outstanding when sale calculated

Prior sale 1 30,000 shares for $761,400.00 Sale on 06/08/2026

Prior sale 2 30,000 shares for $846,900.00 Sale on 07/01/2026

Prior sale 3 30,000 shares for $891,000.00 Sale on 08/03/2026

Grant source date 02/28/2025 Date of restricted stock vesting for 30,000 shares

Key Terms

Rule 144, Restricted Stock Vesting, aggregate market value, Compensation, +1 more

5 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

Restricted Stock Vesting financial

"Common | 02/28/2025 | Restricted Stock Vesting | Issuer"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

aggregate market value financial

"Common | Fidelity Brokerage Services LLC ... | 30000 | 921900.00"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

Compensation financial

"30000 | 02/28/2025 | Compensation"

attorney-in-fact regulatory

"as attorney-in-fact for Salvatore A. Miosi"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

FAQ

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

What does the Form 144 filing disclose for MGIC Investment Corp (MTG)?

The Form 144 notice discloses that officer Salvatore A. Miosi plans to sell 30,000 shares of MGIC Investment Corp common stock under Rule 144, with an indicated aggregate market value of $921,900.00 as of 09/01/2026, through Fidelity Brokerage Services LLC on the NYSE.

How many MGIC (MTG) shares is Salvatore A. Miosi currently planning to sell?

Salvatore A. Miosi is planning to sell 30,000 shares of MGIC Investment Corp common stock. The notice shows these shares with an aggregate market value of $921,900.00 as of 09/01/2026 and identifies them as common stock to be sold on the NYSE.

What previous MGIC (MTG) stock sales by Salvatore A. Miosi are listed in the Form 144?

The notice lists three past three-month sales by Salvatore A. Miosi: 30,000 shares on 06/08/2026 for $761,400.00, 30,000 shares on 07/01/2026 for $846,900.00, and 30,000 shares on 08/03/2026 for $891,000.00.

What is the source of the MGIC (MTG) shares being sold under this Form 144?

The 30,000 shares to be sold are identified as common stock received from restricted stock vesting on 02/28/2025 as compensation from the issuer. The securities to be sold section labels the transaction type as “Restricted Stock Vesting” and the nature as “Compensation.”

How many MGIC (MTG) shares were outstanding when the Form 144 sale was calculated?

The Form 144 indicates that 205,124,840 MGIC Investment Corp common shares were outstanding when calculating the proposed sale and its aggregate market value of $921,900.00 for the 30,000 shares.

Which broker is handling the planned MGIC (MTG) stock sale in this Form 144?

The planned sale of 30,000 shares of MGIC Investment Corp common stock is to be handled by Fidelity Brokerage Services LLC, listed with its address in Smithfield, Rhode Island, as the broker for the Rule 144 transaction.

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

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Available on EDGAR 09/01/2026 - 12:55 PM EDT Accepted by SEC EDGAR 09/01/2026 - 12:54 PM EDT Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001687897
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	MGIC INVESTMENT CORP
SEC File Number	001-10816
Address of Issuer	250 EAST KILBOURN AVENUE MILWAUKEE WISCONSIN 53202
Phone	4143476480
Name of Person for Whose Account the Securities are To Be Sold	Miosi Salvatore A
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	30000	921900.00	205124840	09/01/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	02/28/2025	Restricted Stock Vesting	Issuer			30000	02/28/2025	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Salvatore A. Miosi 250 E. Kilbourn Avenue Milwaukee WI 53202	Common	06/08/2026	30000	761400.00
Salvatore A. Miosi 250 E. Kilbourn Avenue Milwaukee WI 53202	Common	07/01/2026	30000	846900.00
Salvatore A. Miosi 250 E. Kilbourn Avenue Milwaukee WI 53202	Common	08/03/2026	30000	891000.00

144: Remarks and Signature

Remarks
Date of Notice	09/01/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	03/02/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Salvatore A. Miosi
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)