CHANG ASHLEY (EVP) exercised options at RBB BANCORP

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

M · 1 exercise

CHANG ASHLEY

Filed: 5/9/2026ACC: 0001437749-26-015968

InsiderCHANG ASHLEYCIK 1843850

→

IssuerRBB BANCORPCIK 1499422

Officer· EVP

Since Feb 2021

-409.00

Net shares

Net seller

$9.8K

Total sold

Open market trades

0B · 0S

Total transactions

993.00 acquired · 1.40K disposed

Non-Derivative Transactions2

Common Stock, No Par Value

Direct

M · Option Exercise

+993.00

Price / share

$24.05

Trade value

$23.88K

% of position

35.8%

5/8/2026

2.77K→3.77K

Common Stock, No Par Value

Direct

F · Tax Withholding

−409.00

Price / share

$24.05

Trade value

$9.84K

% of position

10.9%

5/8/2026

3.77K→3.36K

Total

Net shares

+584.00

Net value

$14.05K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, No Par Value Direct	5/8/2026	M · Option Exercise	+993.00	$24.05	$23.88K	35.8%	2.77K	3.77K
Common Stock, No Par Value Direct	5/8/2026	F · Tax Withholding	−409.00	$24.05	$9.84K	10.9%	3.77K	3.36K
Total			+584.00		$14.05K

Derivative Transactions1

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

3.97K shares

−993.00

Strike price

24.05

Held after

2.98K

Exercisable

—

5/8/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Restricted Stock Units Direct	Common Stock3.97K shares	5/8/2026	M · Option Exercise	−993.00	24.05	—	2.98K

Non-Derivative Holdings (Post-Transaction)0

No non-derivative holdings reported

Derivative Holdings (Post-Transaction)3

Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

Shares owned

Exercise price

20.5500

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

667.00

Shares owned

667.00

Exercise price

0.0000

Expiration

—

Exercise window

—

Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

30K

Shares owned

30K

Exercise price

17.7400

Expiration

—

Exercise window

—

Total

Underlying

36.67K

Owned

36.67K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Option (right to buy) Direct	Common Stock	20.5500	—	—	6K	6K
Restricted Stock Units Direct	Common Stock	0.0000	—	—	667.00	667.00
Option (right to buy) Direct	Common Stock	17.7400	—	—	30K	30K
Total					36.67K	36.67K