MARTZ BRAD (Chief Financial Officer) exercised options at AMERICAN COASTAL INSURANCE CORP

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

MARTZ BRAD

Filed: 4/7/2026ACC: 0001557785-26-000004

InsiderMARTZ BRADCIK 1557785

→

IssuerAMERICAN COASTAL INSURANCE CORPCIK 1401521

Officer· Chief Financial Officer

Since Sep 2018

-3.89K

Net shares

Net seller

$113.7K

Total sold

Open market trades

0B · 0S

Total transactions

25.90K acquired · 29.79K disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

+25.90K

Price / share

—

Trade value

—

% of position

7.1%

4/3/2026

365.94K→391.85K

Common Stock

Direct

F · Tax Withholding

−10.37K

Price / share

$10.97

Trade value

$113.70K

% of position

2.6%

4/3/2026

391.85K→381.48K

Total

Net shares

+15.54K

Net value

-$113.70K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	4/3/2026	M · Option Exercise	+25.90K	—	—	7.1%	365.94K	391.85K
Common Stock Direct	4/3/2026	F · Tax Withholding	−10.37K	$10.97	$113.70K	2.6%	391.85K	381.48K
Total			+15.54K		-$113.70K

Derivative Transactions6

Performance Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

11.65K shares

−11.65K

Strike price

Held after

82.20K

Exercisable

—

4/3/2026

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

5.83K shares

−5.83K

Strike price

Held after

41.10K

Exercisable

—

4/3/2026

Dividend Equivalent Units

Direct

M · Option Exercise

Converts to

Common Stock

403.00 shares

−403.00

Strike price

Held after

2.78K

Exercisable

—

4/3/2026

Dividend Equivalent Units

Direct

M · Option Exercise

Converts to

Common Stock

246.00 shares

−246.00

Strike price

Held after

781.00

Exercisable

—

4/3/2026

Dividend Equivalent Units

Direct

M · Option Exercise

Converts to

Common Stock

806.00 shares

−806.00

Strike price

Held after

5.55K

Exercisable

—

4/3/2026

Dividend Equivalent Units

Direct

M · Option Exercise

Converts to

Common Stock

492.00 shares

−492.00

Strike price

Held after

1.56K

Exercisable

—

4/3/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Performance Stock Units Direct	Common Stock11.65K shares	4/3/2026	M · Option Exercise	−11.65K	—	82.20K
Restricted Stock Units Direct	Common Stock5.83K shares	4/3/2026	M · Option Exercise	−5.83K	—	41.10K
Dividend Equivalent Units Direct	Common Stock403.00 shares	4/3/2026	M · Option Exercise	−403.00	—	2.78K
Dividend Equivalent Units Direct	Common Stock246.00 shares	4/3/2026	M · Option Exercise	−246.00	—	781.00
Dividend Equivalent Units Direct	Common Stock806.00 shares	4/3/2026	M · Option Exercise	−806.00	—	5.55K
Dividend Equivalent Units Direct	Common Stock492.00 shares	4/3/2026	M · Option Exercise	−492.00	—	1.56K