RBB Bancorp (RBB) EVP exercises RSUs and holds 59,034 shares

Rhea-AI Filing Summary

RBB Bancorp executive vice president Jeffrey Yeh exercised 1,326 restricted stock units into an equal number of RBB common shares at an exercise price of $20.43 per share. To cover tax obligations, 476 common shares were withheld, a non-market disposition.

Following these transactions, Yeh directly holds 59,034 shares of common stock. He also continues to hold multiple restricted stock unit and performance stock unit awards that may convert into additional common shares over time, subject to multi-year vesting schedules and performance and employment conditions described in the awards.

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

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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^*

Yeh Jeffrey

(Last) (First) (Middle)

1055 WILSHIRE BLVD

SUITE 1200

(Street)

LOS ANGELES CALIFORNIA 90017

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/20/2026

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

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

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

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	03/20/2026		M		1,326	A	$20.43	59,510	D
Common Stock, No Par Value	03/20/2026		F		476	D	$20.43	59,034	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	$0.0000							(2)	(1)	Common Stock(7)	921		921	D
Restricted Stock Units	$20.43	03/20/2026		M			1,326	(3)	(1)	Common Stock(7)	2,652	$0	1,326	D
Performance Stock Units	$0.0000							(4)	(1)	Common Stock(7)	5,967		5,967	D
Restricted Stock Units	$0.0000							(5)	(1)	Common Stock(7)	4,394(7)		4,394(7)	D
Performance Stock Units	$0.0000							(6)	(1)	Common Stock(7)	6,589(7)		6,589(7)	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 three equal annual installments beginning one year after the 03/20/2024 date of grant.

4. These performance stock units ("PSUs") will vest conditionally on the achievement of certain performance goals and an employment condition. The reported PSUs will vest at the expiration of a three-year period beginning on 03/20/2024 subject to the Reporting Person's satisfaction of the employment condition.

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

6. Performance Stock Units ("PSUs") to vest conditionally on the achievement of certain performance goals and an employment condition. The PSUs are awarded at a target level and have the opportunity to vest at 150% of such target level; The reported PSUs represent the maximum award that may be achieved and ultimately vest. The reported PSUs will vest at the expiration of a three-year period beginning on 05/08/2025 subject to the Reporting Person's satisfaction of the employment condition.

7. 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 and PSUs granted to the Reporting Person on May 8, 2025. The Form 4 has also been amended to clarify that grants of RSUs and PSUs will be settled in common stock.

Remarks:

Shares issued for vesting of 3/20/2024 RSU grant and shares disposed in settlement of tax withholding obligations for such RSU vesting.

	/s/ Jeffrey Yeh	03/24/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did RBB Bancorp (RBB) EVP Jeffrey Yeh report?

Jeffrey Yeh reported exercising 1,326 restricted stock units into 1,326 RBB common shares at an exercise price of $20.43 per share. The filing also shows shares withheld for taxes and updated direct ownership after the transaction.

How many RBB Bancorp (RBB) shares does Jeffrey Yeh hold after this Form 4?

After the reported transactions, Jeffrey Yeh directly holds 59,034 shares of RBB Bancorp common stock. This figure reflects the RSU conversion into common stock and the separate share withholding used to satisfy associated tax obligations on the vesting event.

Were any of Jeffrey Yeh’s RBB Bancorp (RBB) transactions open-market sales or purchases?

The Form 4 shows no open-market purchases or sales by Jeffrey Yeh. Reported activity consists of an RSU exercise at $20.43 per share and a related F-code disposition where 476 shares were withheld to satisfy tax liabilities, not sold on the market.

What tax-related share disposition did RBB Bancorp (RBB) disclose for Jeffrey Yeh?

The filing shows a code F transaction where 476 RBB common shares were delivered at $20.43 per share to cover tax obligations. This tax-withholding disposition is a standard mechanism tied to equity vesting, rather than a discretionary open-market stock sale.

What unvested equity awards in RBB Bancorp (RBB) remain for Jeffrey Yeh?

Jeffrey Yeh continues to hold several restricted stock unit and performance stock unit awards linked to RBB common stock. Footnotes explain these awards vest over multi-year periods, some in three equal annual installments and others based on performance and employment conditions.

How do performance stock units for RBB Bancorp (RBB) EVP Jeffrey Yeh vest?

Performance stock units vest based on achieving specified performance goals and an employment condition over a three-year period. One PSU award can vest up to 150% of its target level, with reported amounts reflecting the maximum potential shares that may ultimately vest in common stock.