RBB (RBB) EVP exercises 744 RSUs and withholds 307 shares for taxes

Rhea-AI Filing Summary

RBB Bancorp EVP Tsu Te Huang reported several equity compensation transactions. On February 20, 2026, 744 Restricted Stock Units were exercised and converted into 744 shares of common stock at a transaction price of $22.20 per share.

Of these shares, 307 shares of common stock were disposed of to cover tax obligations through a tax-withholding disposition, leaving a net increase in directly held common stock. Following these transactions, Huang directly owned 15,728 shares of common stock and 2,681 RSUs.

Footnotes state that certain RSU awards vest in three or four equal annual installments starting one year after their grant dates and that vested RSUs have no expiration date. A prior Form 4 was corrected to fix an administrative error and to clarify that RSU grants will be settled in common stock.

Insider Trade Summary

Net Buyer: 437 shares

Net Buy 4 txns

Insider Huang Tsu Te

Role EVP

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	744	$0.00	$0.00
Exercise	Common Stock, No Par Value	744	$22.20	$17K
Exercise Price or Tax Liability	Common Stock, No Par Value	307	$22.20	$7K
holding	Restricted Stock Units	--	--	--

Holdings After Transaction: Restricted Stock Units — 3,424 shares (Direct); Common Stock, No Par Value — 15,728 shares (Direct)

Footnotes (4)

1. F1. There will be no expiration date once restricted stock units vest.
2. F2. These restricted stock units vest in three equal annual installments beginning one year after the 02/21/2024 date of grant.
3. F3. These restricted stock units vest in four equal annual installments beginning one year after the 05/08/2025 date of grant.
4. F4. On May 12, 2025 due to an administrative error, the Reporting Person filed a Form 4 which inadvertently omitted information from the transactional columns in Table II and overstated the amount of RSUs granted to the Reporting Person on May 8, 2025. The Form 4 has also been amended to clarify that grants of RSUs will be settled in common stock.

FAQ

What insider transactions did RBB (RBB) EVP Tsu Te Huang report on February 20, 2026?

Tsu Te Huang reported exercising 744 RSUs into common stock and a related tax-withholding share disposition. The derivative exercise converted 744 Restricted Stock Units into 744 common shares, and 307 of those shares were delivered to satisfy tax obligations.

How many RBB (RBB) shares does EVP Tsu Te Huang own after the reported Form 4 transactions?

After the transactions, Huang directly owns 15,728 shares of RBB common stock. In addition, the Form 4 shows direct ownership of 2,681 Restricted Stock Units, reflecting remaining unvested or unsettled equity awards tied to the company’s stock.

Were the RBB (RBB) insider transactions open-market purchases or equity award exercises?

The transactions were equity award-related, not open-market buys or sells. The Form 4 describes an exercise or conversion of 744 Restricted Stock Units into common stock and a tax-withholding disposition of 307 shares to cover associated tax liabilities.

How do the reported Restricted Stock Units for RBB (RBB) EVP vest over time?

Some RSUs vest in three equal annual installments and others in four. One RSU grant begins vesting one year after the February 21, 2024 grant date, while another starts vesting one year after the May 8, 2025 grant date, according to the footnotes.

What clarification did RBB (RBB) provide about prior RSU disclosures for EVP Tsu Te Huang?

A prior Form 4 was corrected due to an administrative error in RSU reporting. The amendment fixed overstated RSU grant amounts and clarified that grants of Restricted Stock Units to Huang will be settled in RBB common stock upon vesting or settlement.

Do RBB (RBB) vested Restricted Stock Units reported for EVP Tsu Te Huang expire?

Vested Restricted Stock Units reported for Huang have no expiration date. A footnote specifies that once these RSUs vest, they will not expire, meaning they remain outstanding until settled in common stock as provided under the award terms.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 02/24/2026 - 01:45 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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^*

Huang Tsu Te

(Last) (First) (Middle)

1055 WILSHIRE BLVD

SUITE 1200

(Street)

LOS ANGELES CA 90017

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
RBB Bancorp [ RBB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP

3. Date of Earliest Transaction (Month/Day/Year)
02/20/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock, No Par Value	02/20/2026		M		744	A	$22.2	16,035	D
Common Stock, No Par Value	02/20/2026		F		307	D	$22.2	15,728	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	$22.2	02/20/2026		M			744	(2)	(1)	Common Stock(4)	1,487	$0	743	D
Restricted Stock Units	$0.0000							(3)	(1)	Common Stock(4)	2,681(4)		2,681(4)	D

Explanation of Responses:

1. There will be no expiration date once restricted stock units vest.

2. These restricted stock units vest in three equal annual installments beginning one year after the 02/21/2024 date of grant.

3. These restricted stock units vest in four equal annual installments beginning one year after the 05/08/2025 date of grant.

4. On May 12, 2025 due to an administrative error, the Reporting Person filed a Form 4 which inadvertently omitted information from the transactional columns in Table II and overstated the amount of RSUs granted to the Reporting Person on May 8, 2025. The Form 4 has also been amended to clarify that grants of RSUs will be settled in common stock.

Remarks:

Shares issued for vesting of 2/21/2024 RSU grant and shares disposed in settlement of tax withholding obligations for such RSU vesting.

	/s/ Tsu Te Huang	02/24/2026
	** Signature of Reporting Person	Date
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.