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: 5/6/2026ACC: 0001557785-26-000006

InsiderMARTZ BRADCIK 1557785

→

IssuerAMERICAN COASTAL INSURANCE CORPCIK 1401521

Officer· Chief Financial Officer

Since Sep 2018

-8.47K

Net shares

Net seller

$263.2K

Total sold

Open market trades

0B · 0S

Total transactions

56.46K acquired · 64.94K disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

+56.46K

Price / share

—

Trade value

—

% of position

14.8%

5/4/2026

381.48K→437.94K

Common Stock

Direct

F · Tax Withholding

−22.59K

Price / share

$11.65

Trade value

$263.16K

% of position

5.2%

5/4/2026

437.94K→415.36K

Total

Net shares

+33.88K

Net value

-$263.16K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	5/4/2026	M · Option Exercise	+56.46K	—	—	14.8%	381.48K	437.94K
Common Stock Direct	5/4/2026	F · Tax Withholding	−22.59K	$11.65	$263.16K	5.2%	437.94K	415.36K
Total			+33.88K		-$263.16K

Derivative Transactions6

Restricted Stock Unites

Direct

M · Option Exercise

Converts to

Common Stock

12.70K shares

−12.70K

Strike price

Held after

28.40K

Exercisable

—

5/4/2026

Performance Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

25.40K shares

−25.40K

Strike price

Held after

56.79K

Exercisable

—

5/4/2026

Dividend Equivalent Units

Direct

M · Option Exercise

Converts to

Common Stock

878.00 shares

−878.00

Strike price

Held after

1.90K

Exercisable

—

5/4/2026

Dividend Equivalent Units

Direct

M · Option Exercise

Converts to

Common Stock

1.76K shares

−1.76K

Strike price

Held after

3.80K

Exercisable

—

5/4/2026

Dividend Equivalent Units

Direct

M · Option Exercise

Converts to

Common Stock

536.00 shares

−536.00

Strike price

Held after

245.00

Exercisable

—

5/4/2026

Dividend Equivalent Units

Direct

M · Option Exercise

Converts to

Common Stock

1.07K shares

−1.07K

Strike price

Held after

491.00

Exercisable

—

5/4/2026

Security	Converts To	Date	Type	Shares	Exercisable	Held After
Restricted Stock Unites Direct	Common Stock12.70K shares	5/4/2026	M · Option Exercise	−12.70K	—	28.40K
Performance Stock Units Direct	Common Stock25.40K shares	5/4/2026	M · Option Exercise	−25.40K	—	56.79K
Dividend Equivalent Units Direct	Common Stock878.00 shares	5/4/2026	M · Option Exercise	−878.00	—	1.90K
Dividend Equivalent Units Direct	Common Stock1.76K shares	5/4/2026	M · Option Exercise	−1.76K	—	3.80K
Dividend Equivalent Units Direct	Common Stock536.00 shares	5/4/2026	M · Option Exercise	−536.00	—	245.00
Dividend Equivalent Units Direct	Common Stock1.07K shares	5/4/2026	M · Option Exercise	−1.07K	—	491.00