American Integrity (AII) CEO reports RSU grant and 59,554-share sale at $19

Rhea-AI Filing Summary

American Integrity Insurance Group, Inc. reported insider activity by its Chief Executive Officer, director and 10% owner. On December 4, 2025, the executive received 22,266 restricted stock units under the company’s 2025 Long-Term Incentive Plan at a grant price of $0. These units vest in three equal annual installments on May 7 of 2026, 2027 and 2028.

On December 5, 2025, the same insider sold 59,554 shares of common stock at a net price of $19.00 per share in connection with an underwritten public offering following the exercise of the underwriters’ option to purchase additional shares. After these transactions, the insider directly beneficially owned 2,417,212 shares, which includes the 22,266 unvested restricted stock units.

Insider Trade Summary

Net Seller: 59,554 shares ($1,131,526)

Net Sell 2 txns

Insider Ritchie Robert C

Role Chief Executive Officer

Sold 59,554 shs ($1.13M)

Type	Security	Shares	Price	Value
Sale	Common Stock	59,554	$19.00	$1.13M
Grant/Award	Common Stock	22,266	$0.00	--

Holdings After Transaction: Common Stock — 2,417,212 shares (Direct)

Footnotes (1)

1. Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of May 7, 2026, 2027 and 2028. Includes 22,266 unvested restricted stock units. Pursuant to an exercise of the underwriters' option to purchase additional shares of common stock, par value $0.001 per share (the "Common Stock"), of American Integrity Insurance Group, Inc., the shares of Common Stock were sold in connection with an underwritten public offering of shares of Common Stock at a net price per share of $19.00, after underwriting discounts and commissions.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Ritchie Robert C

(Last) (First) (Middle)

5426 BAY CENTER DRIVE, SUITE 600

(Street)

TAMPA FL 33609

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
American Integrity Insurance Group, Inc. [ AII ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/04/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/04/2025		A		22,266(1)	A	$0	2,476,766(2)	D
Common Stock	12/05/2025		S		59,554	D	$19(3)	2,417,212(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The restricted stock units will vest in three equal annual installments on each of May 7, 2026, 2027 and 2028.

2. Includes 22,266 unvested restricted stock units.

3. Pursuant to an exercise of the underwriters' option to purchase additional shares of common stock, par value $0.001 per share (the "Common Stock"), of American Integrity Insurance Group, Inc., the shares of Common Stock were sold in connection with an underwritten public offering of shares of Common Stock at a net price per share of $19.00, after underwriting discounts and commissions.

	/s/ Robert C. Ritchie	12/05/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did the AII CEO report in this Form 4?

The Chief Executive Officer of American Integrity Insurance Group, Inc. (AII) reported two transactions: a grant of 22,266 restricted stock units on December 4, 2025, and a sale of 59,554 shares of common stock on December 5, 2025 at a net price of $19.00 per share.

How many AII shares does the reporting person own after these transactions?

Following the reported transactions, the insider directly beneficially owned 2,417,212 shares of common stock of American Integrity Insurance Group, Inc., including 22,266 unvested restricted stock units.

What are the terms of the restricted stock units granted to the AII CEO?

The 22,266 restricted stock units were granted under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan and will vest in three equal annual installments on May 7, 2026, May 7, 2027 and May 7, 2028.

At what price were AII shares sold by the insider in the public offering?

The insider sold 59,554 shares of AII common stock at a net price of $19.00 per share, after underwriting discounts and commissions, in connection with an underwritten public offering.

How is the reporting person related to American Integrity Insurance Group, Inc.?

The reporting person is a director, a 10% owner, and serves as the Chief Executive Officer of American Integrity Insurance Group, Inc.

Was the AII share sale connected to an underwriters' option?

Yes. The 59,554 shares of common stock were sold pursuant to an exercise of the underwriters' option to purchase additional shares and were part of an underwritten public offering of AII common stock.