American Coastal director proposes sale of 21,196 shares

AMERICAN COASTAL INSURANCE Corp (ACIC) reports a proposed sale by its director, Brooke Adler, of 21,196 common shares, with an aggregate market value of $193,519.48 and an approximate sale date of September 24, 2026.

Rhea-AI Filing Summary

AMERICAN COASTAL INSURANCE Corp (ACIC) reports a proposed sale by its director, Brooke Adler, of 21,196 common shares, with an aggregate market value of $193,519.48 and an approximate sale date of September 24, 2026. Charles Schwab & Co. is listed as the broker. The shares are identified as restricted stock unit acquisitions from the issuer: 14,820 shares dated May 14, 2024, and 6,376 shares dated May 27, 2024.

Key Figures

Common shares proposed for sale: 21,196 shares Aggregate market value: $193,519.48 Restricted stock unit shares: 14,820 shares +2 more

5 metrics

Common shares proposed for sale 21,196 shares Approximate sale date: September 24, 2026

Aggregate market value $193,519.48 Proposed sale

Restricted stock unit shares 14,820 shares Dated May 14, 2024

Restricted stock unit shares 6,376 shares Dated May 27, 2024

Shares outstanding 47,269,517 shares Securities information

Key Terms

restricted stock unit, aggregate market value, Rule 144

3 terms

restricted stock unit financial

"the shares are identified as restricted stock unit acquisitions"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

aggregate market value financial

"aggregate market value of $193,519.48"

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.

Rule 144 regulatory

"sales required by paragraph (e) 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.

FAQ

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

How many ACIC shares does Brooke Adler propose to sell?

Brooke Adler proposes to sell 21,196 ACIC common shares, with an aggregate market value of $193,519.48 and an approximate sale date of September 24, 2026; Charles Schwab & Co. is listed as the broker.

How were the ACIC shares proposed for sale acquired?

The shares are listed as restricted stock unit acquisitions from the issuer: 14,820 shares dated May 14, 2024, and 6,376 shares dated May 27, 2024.

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

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Available on EDGAR 09/24/2026 - 01:58 PM Accepted by SEC EDGAR 09/24/2026 - 01:57 PM 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	0001857512
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	AMERICAN COASTAL INSURANCE Corp
SEC File Number	000-52833
Address of Issuer	570 CARILLON PARKWAY SUITE 100 SAINT PETERSBURG FLORIDA 33716
Phone	727-633-0851
Name of Person for Whose Account the Securities are To Be Sold	Adler Brooke
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	Director

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	Charles Schwab & Co 3000 Schwab Way westlake TX 76262	21196	193519.48	47269517	09/24/2026	Nasdaq

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	05/14/2024	restricted stock unit	issuer			14820	05/14/2024	equity compensation
common	05/27/2024	restricted stock unit	issuer			6376	05/27/2024	equity 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

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	09/24/2026
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	Brooke Adler
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)