American Integrity grants 4,820 RSUs to CAO

Rhea-AI Filing Summary

American Integrity Insurance Group, Inc. (AII) reported that Chief Accounting Officer Steve W. Biggs received a grant of 4,820 restricted stock units of common stock on September 17, 2026 under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan. The units were acquired at a stated price of $0.00 per share as a compensation award and are held directly. Following this grant, Biggs is reported as directly holding 4,820 shares/units, subject to vesting.

According to the grant terms, the restricted stock units will vest in three equal annual installments on September 1, 2027, September 1, 2028, and September 1, 2029. No Rule 10b5-1 trading plan is reported for this award.

Insider Trade Summary

Grant/Award: 4,820 shares

Grant/Award 1 txn

Insider Biggs Steve W

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1	4,820	$0.00	$0.00

Holdings After Transaction: Common Stock — 4,820 shares (Direct)

Footnotes (1)

1. F1. 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 September 1, 2027, 2028 and 2029.

Key Figures

Restricted stock units granted: 4,820 units Reported price per unit: $0.00 per share Holdings after transaction: 4,820 shares/units +3 more

6 metrics

Restricted stock units granted 4,820 units Grant of restricted stock units on September 17, 2026 to the Chief Accounting Officer

Reported price per unit $0.00 per share Compensation grant of restricted stock units on September 17, 2026

Holdings after transaction 4,820 shares/units Direct holdings of Steve W. Biggs following the reported grant

First vesting date September 1, 2027 First of three equal annual vesting installments for the restricted stock units

Second vesting date September 1, 2028 Second of three equal annual vesting installments for the restricted stock units

Third vesting date September 1, 2029 Final vesting installment for the restricted stock units

Key Terms

restricted stock units, Long-Term Incentive Plan, vest

3 terms

restricted stock units financial

"Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Long-Term Incentive Plan financial

"Represents restricted stock units granted to the reporting person under the American Integrity Insurance Group, Inc. 2025 Long-Term Incentive Plan."

A long-term incentive plan is a company program that pays executives or employees with stock, options, or cash tied to multi-year performance goals, where the rewards become theirs only after meeting conditions over time. Think of it as a delayed bonus or retirement-style reward that aligns employees’ interests with shareholders by encouraging them to boost long-term value; investors watch these plans because they affect pay costs, share dilution and management incentives.

vest financial

"The restricted stock units will vest in three equal annual installments on each of September 1, 2027, 2028 and 2029."

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

FAQ

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

What insider transaction did AII report for Steve W. Biggs on this Form 4?

The filing reports that Chief Accounting Officer Steve W. Biggs received a grant of 4,820 restricted stock units of American Integrity Insurance Group, Inc. common stock on September 17, 2026 as a compensation award under the company’s 2025 Long-Term Incentive Plan.

How many AII shares or units does Steve W. Biggs hold after this transaction?

After the reported grant, Steve W. Biggs is shown as directly holding 4,820 shares/units of American Integrity Insurance Group, Inc. common stock, representing the restricted stock units granted on September 17, 2026, subject to their vesting schedule.

What is the vesting schedule for the 4,820 AII restricted stock units granted to Steve W. Biggs?

The 4,820 restricted stock units will vest in three equal annual installments on September 1, 2027, September 1, 2028, and September 1, 2029, as disclosed in the grant footnote.

Was a Rule 10b5-1 trading plan involved in this AII Form 4 transaction?

No. The Form 4 indicates that the Rule 10b5-1 checkbox is not affirmed, and there is no footnote stating that the 4,820-unit grant to Steve W. Biggs was made pursuant to a Rule 10b5-1 trading plan.

What price per share is associated with the AII restricted stock unit grant to Steve W. Biggs?

The grant of 4,820 restricted stock units to Steve W. Biggs is reported at a price of $0.00 per share, reflecting that this is a compensation award rather than an open-market purchase.

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

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Available on EDGAR 09/17/2026 - 04:15 PM Accepted by SEC EDGAR 09/17/2026 - 04:15 PM Learn about SEC filing dates

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^*

Biggs Steve W

(Last) (First) (Middle)

3000 BAYPORT DRIVE, SUITE 500

(Street)

TAMPA FLORIDA 33607

(City) (State) (Zip)

UNITED STATES

(Country)

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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/17/2026

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

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

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

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	09/17/2026		A		4,820(1)	A	$0	4,820	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 September 1, 2027, 2028 and 2029.

	/s/ Steve W. Biggs	09/17/2026
	** 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.
* Form 4: SEC 1474 (03-26)