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: 2/24/2026ACC: 0001437749-26-005255

InsiderCHANG ASHLEYCIK 1843850

→

IssuerRBB BANCORPCIK 1499422

Officer· EVP

Since Feb 2021

-275.00

Net shares

Net seller

$6.1K

Total sold

Open market trades

0B · 0S

Total transactions

667.00 acquired · 942.00 disposed

Non-Derivative Transactions2

Common Stock, No Par Value

Direct

M · Option Exercise

+667.00

Price / share

$22.20

Trade value

$14.81K

% of position

28.0%

2/20/2026

2.38K→3.05K

Common Stock, No Par Value

Direct

F · Tax Withholding

−275.00

Price / share

$22.20

Trade value

$6.11K

% of position

9.0%

2/20/2026

3.05K→2.77K

Total

Net shares

+392.00

Net value

$8.70K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock, No Par Value Direct	2/20/2026	M · Option Exercise	+667.00	$22.20	$14.81K	28.0%	2.38K	3.05K
Common Stock, No Par Value Direct	2/20/2026	F · Tax Withholding	−275.00	$22.20	$6.11K	9.0%	3.05K	2.77K
Total			+392.00		$8.70K

Derivative Transactions1

Restricted Stock Units

Direct

M · Option Exercise

Converts to

Common Stock

1.33K shares

−667.00

Strike price

22.20

Held after

667.00

Exercisable

—

2/20/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Restricted Stock Units Direct	Common Stock1.33K shares	2/20/2026	M · Option Exercise	−667.00	22.20	—	667.00

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

30K

Shares owned

30K

Exercise price

17.7400

Expiration

—

Exercise window

—

Restricted Stock Units

Direct

Underlying security

Common Stock

Underlying shares

3.97K

Shares owned

3.97K

Exercise price

0.0000

Expiration

—

Exercise window

—

Option (right to buy)

Direct

Underlying security

Common Stock

Underlying shares

Shares owned

Exercise price

20.5500

Expiration

—

Exercise window

—

Total

Underlying

39.97K

Owned

39.97K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Option (right to buy) Direct	Common Stock	17.7400	—	—	30K	30K
Restricted Stock Units Direct	Common Stock	0.0000	—	—	3.97K	3.97K
Option (right to buy) Direct	Common Stock	20.5500	—	—	6K	6K
Total					39.97K	39.97K