InsiderTrades

Form 4 for RBB RBB Bancorp

Accepted 2026-05-08 20:02:17 ET · period of report 2026-05-08 · accession 0001437749-26-015969 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-05-08 20:02 2026-05-08 RBB Huang Tsu Te EVP M - OptEx $24.05 +671 16.4K +4% +$16.1K
D 2026-05-08 20:02 2026-05-08 RBB Huang Tsu Te EVP F - Tax $24.05 -241 16.2K -1% -$5,796
D 2026-05-08 20:02 2026-05-08 RBB Huang Tsu Te EVP M - OptEx $0.00 -671 2,010 -25% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, No Par Value 2026-05-08 M A 671 $24.05 16,399 D — —
2 Common Common Stock, No Par Value 2026-05-08 F D 241 $24.05 16,158 D — —
3 Derivative Restricted Stock Units 2026-05-08 M D 671 $0.00 2,010 D $24.05 · — to — 2,681 Common Stock (F3) These remaining restricted stock units vest in three equal annual installments beginning on 05/08/2027, 05/08/2028 and 05/08/2029. (F1) There will be no expiration date once restricted stock units vest.