STOCK TITAN

American Coastal (NASDAQ: ACIC) COO exercises options and sells stock

(Moderate)
(Negative)
Form Type
4

Rhea-AI Filing Summary

AMERICAN COASTAL INSURANCE Corp (ACIC) Chief Operating Officer Christopher Griffith reported an option exercise and related stock sales. He exercised 19,672 nonqualified stock options at an exercise price of $4.33 per share for 19,672 common shares, then sold 41,672 common shares in total at prices of $9.40–$9.41 per share. The exercised option award was subject to vesting over three years. The filing indicates these transactions were not made pursuant to a Rule 10b5-1 trading plan.

Positive

  • None.

Negative

  • None.
Insider Griffith Christopher
Role Chief Operating Officer
Sold 41,672 shs ($392K)
Approx. gross sale proceeds $392K
Approx. exercise cost $85K
Type Security Shares Price Value
Exercise Nonqualified Stock Options F1 19,672 $0.00 $0.00
Exercise Common Stock 19,672 $4.33 $85K
Sale Common Stock 19,672 $9.41 $185K
Sale Common Stock 22,000 $9.40 $207K
Holdings After Transaction: Nonqualified Stock Options — 0 shares (Direct); Common Stock — 118,724 shares (Direct)
Footnotes (1)
  1. 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.
Options exercised 19,672 shares Nonqualified stock options exercised into ACIC common stock on 2026-08-17
Option exercise price $4.33 per share Exercise price of nonqualified stock options expiring 2033-05-04
Shares sold (block 1) 19,672 shares ACIC common stock sold at $9.41 per share on 2026-08-17
Shares sold (block 2) 22,000 shares ACIC common stock sold at $9.40 per share on 2026-08-17
Total shares sold 41,672 shares Aggregate ACIC common shares sold in reported transactions
Option expiration date 2033-05-04 Expiration of the exercised nonqualified stock options
Nonqualified Stock Options financial
"security_title: Nonqualified Stock Options"
A nonqualified stock option is a company-issued right that lets an employee or contractor buy shares later at a preset price, like a coupon to purchase stock regardless of the market price. It matters to investors because when the option is used the recipient owes ordinary-income tax on the difference between market and preset price, which affects the holder’s financial decisions and can change the company’s share count and reported expenses.
derivative security financial
"transaction_action: derivative exercise/conversion"
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
Rule 10b5-1 trading plan regulatory
"transactions were not made pursuant to a Rule 10b5-1 trading plan"
A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.
exercise price financial
"conversion_or_exercise_price: 4.3300"
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

FAQ

What insider transactions did Christopher Griffith report for ACIC on August 17, 2026?

Christopher Griffith reported exercising 19,672 nonqualified stock options for 19,672 ACIC common shares and then selling 41,672 common shares. The sales occurred in two transactions on the same date following the option exercise.

How many ACIC shares did Christopher Griffith sell and at what prices?

Griffith sold 41,672 ACIC common shares on August 17, 2026. He sold 19,672 shares at $9.41 per share and 22,000 shares at $9.40 per share in separate transactions reported in the filing.

What options did Christopher Griffith exercise in the ACIC Form 4 filing?

He exercised 19,672 nonqualified stock options for an equal number of ACIC common shares. The options had an exercise price of $4.33 per share and an expiration date of May 4, 2033, and this award was subject to three-year vesting.

Were Christopher Griffith’s ACIC trades made under a Rule 10b5-1 trading plan?

The filing indicates the trades were not made pursuant to a Rule 10b5-1 trading plan. The document-level checkbox for Rule 10b5-1 plans is explicitly unchecked, meaning the reported transactions are not affirmed as plan-based.

What are the vesting terms of the ACIC nonqualified stock options Griffith exercised?

The nonqualified stock option award is subject to vesting over three years. One third of the award, rounded down to the nearest whole share, becomes exercisable in each vesting period, according to the footnote describing the grant’s vesting schedule.

What happened to Christopher Griffith’s option position after the ACIC transaction?

After exercising, the reported nonqualified stock option position shows 0 options remaining for that award. The Form 4 lists total shares following the transaction for this derivative security as zero, indicating this specific option grant was fully exercised.

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

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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*
Griffith Christopher

(Last)(First)(Middle)
570 CARILLON PARKWAY, SUITE 100

(Street)
ST PETERSBURG FLORIDA 33716

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
AMERICAN COASTAL INSURANCE Corp [ ACIC ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Operating Officer
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/17/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock08/17/2026M19,672A$4.33160,396D
Common Stock08/17/2026S19,672D$9.41140,724D
Common Stock08/17/2026S22,000D$9.4118,724D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Nonqualified Stock Options$4.3308/17/2026M19,672 (1)05/04/2033Common Stock19,672$0.000D
Explanation of Responses:
1. 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.
/s/ Alexander Baty, Attorney-in-Fact for Christopher Griffith08/19/2026
** Signature of Reporting PersonDate
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)