Chuang I. Lin

CIK: 0001185981

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)1 (12.5%)

Position reduction

Option Exercises (M)7 (87.5%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

RBB

RBB Bancorp

Director

Discretionary Trading P&L

Holdings

Transaction History (8 total)

RBB
RBB Bancorp
May 21, 2026
Exercise(M)
Direct
700 shares-
RBB
RBB Bancorp
May 7, 2026
Exercise(M)
Direct
10K shares at avg. $18.25$183K
RBB
RBB Bancorp
May 7, 2026
Sale(S)
Direct
10K shares at avg. $24.23$242K
RBB
RBB Bancorp
May 21, 2025
Exercise(M)
Direct
2.5K shares-
RBB
RBB Bancorp
May 20, 2025
Exercise(M)
Direct
10K shares-
RBB
RBB Bancorp
May 15, 2025
Exercise(M)
Direct
700 shares-
RBB
RBB Bancorp
May 17, 2024
Exercise(M)
Option (right to buy)
Direct
10.3K shares-
RBB
RBB Bancorp
May 17, 2024
Exercise(M)
Option (right to buy)
Direct
10.3K shares-

		Type	Shares	Price		Ownership
May 21, 2026	RBB RBB Bancorp	Exercise(M)	700	-	$0	Direct
May 7, 2026	RBB RBB Bancorp	Exercise(M)	10,000	$18.25	$182,500	Direct
May 7, 2026	RBB RBB Bancorp	Sale(S)	10,000	$24.23	$242,346	Direct
May 21, 2025	RBB RBB Bancorp	Exercise(M)	2,521	-	-	Direct
May 20, 2025	RBB RBB Bancorp	Exercise(M)	10,000	-	-	Direct
May 15, 2025	RBB RBB Bancorp	Exercise(M)	700	-	-	Direct
May 17, 2024	RBB RBB Bancorp	Exercise(M) Option (right to buy)	10,250	-	-	Direct
May 17, 2024	RBB RBB Bancorp	Exercise(M) Option (right to buy)	10,250	-	-	Direct

1-8 of 8 transactions

About LIN CHUANG I

LIN CHUANG I (SEC CIK 0001185981) files insider reports with the SEC as Director of RBB Bancorp (RBB).

Signal8 holds 4 ownership filings by LIN CHUANG I, all Form 4s, filed between May 16, 2025 and May 26, 2026. Those filings report 8 transactions, from May 17, 2024 to May 21, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on LIN CHUANG I's filings is in LOS ANGELES, CA.

Recent filings by LIN CHUANG I

May 21, 2026: Option exercise of RBB shares (Form 4, code M).
May 7, 2026: Option exercise of RBB shares (Form 4, code M).
May 7, 2026: Open-market sale of RBB shares (Form 4, code S).
May 21, 2025: Option exercise of RBB shares (Form 4, code M).
May 20, 2025: Option exercise of RBB shares (Form 4, code M).

Other insiders filing for RBB Bancorp (RBB)

Morris David Richard, Director
Hanson Diana, Chief Accounting Officer
LEE JOHNNY C, President/CEO
Fan Gary, EVP/Chief Operations Officer
Kao James, Director
Kao Christina, Director

How to read Form 4 transaction codes