Vincent Liu - 20 Mar 2026 Form 4 Insider Report for RBB Bancorp (RBB)

Reporting relationship: EVP
Issuer ticker: RBB
Reported as of: 20 Mar 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 24 Mar 2026, 15:21:39 UTC
Prior SEC filing: 24 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Vincent Liu

Key filing fact

Vincent Liu filed Form 4 for RBB Bancorp (RBB) on 24 Mar 2026.

Key facts

This page summarizes Vincent Liu's Form 4 filing for RBB Bancorp (RBB).
3 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 24 Mar 2026, 15:21.

Change

Previous filing in this sequence was filed on 24 Feb 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001711562 Primary reporting owner

Liu Vincent

Relationship: EVP
Address: 1055 WILSHIRE BLVD, SUITE 1200, LOS ANGELES
Signature: /s/ Vincent Liu
Signature date: 24 Mar 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

RBB transaction

Common Stock, No Par Value

Options Exercise

Transaction value
Shares: +1,835
Change %: +11%
Price: $20.43^*
Shares after: 17,984
Date: 20 Mar 2026
Ownership: Direct

RBB transaction

Common Stock, No Par Value

Tax liability

Transaction value
Shares: -659
Change %: -3.7%
Price: $20.43^*
Shares after: 17,325
Date: 20 Mar 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

RBB transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares: +1,835
Change %
Price: $0.000000^*
Shares after: 1,835
Date: 20 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 3,670
Exercise price: $20.43
Footnotes: F1, F3, F4

RBB holding Derivative

Restricted Stock Units

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 931
Date: 20 Mar 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 931
Exercise price: $0.000000
Footnotes: F1, F2, F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

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

Footnote F2

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

Footnote F3

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

Footnote F4

The Form 4 has been updated to clarify that grants of RSUs will be settled in common stock.

SEC remarks

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