Christopher Griffith - 17 Aug 2026 Form 4 Insider Report for AMERICAN COASTAL INSURANCE Corp (ACIC)

Reporting relationship: Chief Operating Officer
Issuer ticker: ACIC
Reported as of: 17 Aug 2026
Net transaction value: -$391,914
SEC form: 4
Accepted by SEC: 19 Aug 2026, 16:03:08 UTC
Prior SEC filing: 14 May 2026
Source filing: View source filing
Reporting owner signature: /s/ Alexander Baty, Attorney-in-Fact for Christopher Griffith

Key filing fact

Christopher Griffith filed Form 4 for AMERICAN COASTAL INSURANCE Corp (ACIC) on 19 Aug 2026.

Key facts

This page summarizes Christopher Griffith's Form 4 filing for AMERICAN COASTAL INSURANCE Corp (ACIC).
4 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 19 Aug 2026, 16:03.

Change

Previous filing in this sequence was filed on 14 May 2026.
Current net transaction value: -$391,914.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001777165 Primary reporting owner

Griffith Christopher

Relationship: Chief Operating Officer
Address: 570 CARILLON PARKWAY, SUITE 100, ST PETERSBURG
Signature: /s/ Alexander Baty, Attorney-in-Fact for Christopher Griffith
Signature date: 19 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ACIC transaction

Common Stock

Options Exercise

Transaction value
Shares: +19,672
Change %: +14%
Price: $4.33^*
Shares after: 160,396
Date: 17 Aug 2026
Ownership: Direct

ACIC transaction

Common Stock

Sale

Transaction value: $185,114
Shares: -19,672
Change %: -12%
Price: $9.41
Shares after: 140,724
Date: 17 Aug 2026
Ownership: Direct

ACIC transaction

Common Stock

Sale

Transaction value: $206,800
Shares: -22,000
Change %: -16%
Price: $9.40
Shares after: 118,724
Date: 17 Aug 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ACIC transaction Derivative

Nonqualified Stock Options

Options Exercise

Transaction value
Shares: -19,672
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 17 Aug 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 19,672
Exercise price: $4.33
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Exercise of the nonqualified award is subject to vesting over three years with one third, rounded down to the nearest whole share of stock, becoming exercisable in each period.