Form 4 for RBB RBB Bancorp
Accepted 2026-05-26 20:13:44 ET · period of report 2026-05-21 · accession 0001437749-26-018421 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-05-26 20:13 | 2026-05-21 | RBB | Kao Christina | Dir | M - OptEx | $0.00 | +2,862 | 226.0K | +1% | $0 |
| DM | 2026-05-26 20:13 | 2026-05-21 | RBB | Kao Christina | Dir | M - OptEx | $0.00 | -2,862 | 700 | -80% | $0 |
| D | 2026-05-26 20:13 | 2026-05-21 | RBB | Kao Christina | Dir | A - Grant | $0.00 | +2,862 | 2,862 | New | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock, No Par Value | 2026-05-21 | M | A | 700 | $0.00 | 223,852 | D | — | — | |
| 2 | Common | Common Stock, No Par Value | 2026-05-21 | M | A | 2,162 | $0.00 | 226,014 | D | — | — | |
| 3 | Derivative | Restricted Stock Units | 2026-05-21 | M | D | 700 | $0.00 | 0 | D | — · — to — | 700 Common Stock | (F1) Restricted stock units convert into common stock on a one-for-one basis. (F2) On May 21, 2025, the reporting person was granted 5,242 restricted stock units: 4,542 immediately vested and 700 vested on the one year anniversary of the grant date. (F2) On May 21, 2025, the reporting person was granted 5,242 restricted stock units: 4,542 immediately vested and 700 vested on the one year anniversary of the grant date. |
| 4 | Derivative | Restricted Stock Units | 2026-05-21 | A | A | 2,862 | $0.00 | 2,862 | D | — · — to — | 2,862 Common Stock | (F1) Restricted stock units convert into common stock on a one-for-one basis. (F3) On May 21, 2026, the reporting person was granted 2,862 restricted stock units: 2,162 vested immediately and 700 will vest on the one year anniversary of the grant date. (F3) On May 21, 2026, the reporting person was granted 2,862 restricted stock units: 2,162 vested immediately and 700 will vest on the one year anniversary of the grant date. |
| 5 | Derivative | Restricted Stock Units | 2026-05-21 | M | D | 2,162 | $0.00 | 700 | D | — · — to — | 2,162 Common Stock | (F1) Restricted stock units convert into common stock on a one-for-one basis. (F3) On May 21, 2026, the reporting person was granted 2,862 restricted stock units: 2,162 vested immediately and 700 will vest on the one year anniversary of the grant date. (F3) On May 21, 2026, the reporting person was granted 2,862 restricted stock units: 2,162 vested immediately and 700 will vest on the one year anniversary of the grant date. |