RBB director exercises RSUs, adds to share stake

RBB Bancorp director Morris David Richard reported a compensation-related stock transaction involving restricted stock units and common shares.

Rhea-AI Filing Summary

RBB Bancorp director Morris David Richard reported a compensation-related stock transaction involving restricted stock units and common shares. On 2026-03-20, he exercised 3,164 restricted stock units at an exercise price of $20.43 per share, receiving an equal number of common shares. Of these, 1,234 shares were withheld to cover tax liabilities, leaving a net increase of 1,930 common shares. After these transactions, he directly holds 47,922 shares of common stock and retains restricted stock units representing 2,225 underlying common shares, which the footnotes state will be settled in common stock as they vest in future installments.

Insider Trade Summary

3,164 shares exercised/converted

Exercise 4 txns

Insider Morris David Richard

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	3,164	$0.00	$0.00
Exercise	Common Stock, No Par Value	3,164	$20.43	$65K
Exercise Price or Tax Liability	Common Stock, No Par Value	1,234	$20.43	$25K
holding	Restricted Stock Units	--	--	--

Holdings After Transaction: Restricted Stock Units — 5,389 contracts for 2,225 underlying shares (Direct); Common Stock, No Par Value — 47,922 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 installments beginning one year after 02/21/2024 date of grant.
3. F3. These restricted stock units vest in three equal installments beginning one year after 03/20/2024 date of grant.
4. F4. The Form 4 has been updated to clarify that grants of RSUs will be settled in common stock.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did RBB (RBB) director Morris David Richard report?

RBB Bancorp director Morris David Richard exercised restricted stock units into common shares. He converted 3,164 units at $20.43 per share, with part of the resulting stock withheld for taxes as part of his equity compensation arrangement.

How many RBB Bancorp shares did Morris David Richard effectively add on March 20, 2026?

He exercised 3,164 restricted stock units and had 1,234 shares withheld for taxes, resulting in a net addition of 1,930 common shares. This reflects a routine equity compensation vesting and related tax withholding event.

How many RBB Bancorp shares does Morris David Richard hold after this Form 4?

Following the reported transactions, Morris David Richard directly holds 47,922 shares of RBB Bancorp common stock. In addition, he has restricted stock units outstanding that correspond to 2,225 underlying common shares, which will settle in stock as they vest.

What does the F-code tax withholding transaction mean in the RBB Form 4?

The F-code shows 1,234 RBB Bancorp shares were withheld to pay tax obligations tied to the restricted stock unit exercise. This is not an open-market sale but a standard mechanism for covering income tax on equity compensation.

What restricted stock units remain outstanding for Morris David Richard at RBB?

After the exercise, he still holds restricted stock units representing 2,225 underlying RBB Bancorp common shares. Footnotes explain these RSUs vest in three equal installments beginning one year after their respective 2024 grant dates and will be settled in common stock.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/24/2026 - 03:20 PM EDT 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^*

Morris David Richard

(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)

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

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		3,164	A	$20.43	49,156	D
Common Stock, No Par Value	03/20/2026		F		1,234	D	$20.43	47,922	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(4)	2,225		2,225	D
Restricted Stock Units	$20.43	03/20/2026		M			3,164	(3)	(1)	Common Stock(4)	6,328	$0	3,164	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 installments beginning one year after 02/21/2024 date of grant.

3. These restricted stock units vest in three equal installments beginning one year after 03/20/2024 date of grant.

4. The Form 4 has been updated to clarify that grants of RSUs 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/ David Morris	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)