Form 4 for RLYB Rallybio Corp
Accepted 2026-02-23 00:00:00 ET · period of report 2026-02-18 · accession 0001739410-26-000022 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026-02-23 | 2026-02-23 | RLYB | Lieber Jonathan I | CFO | S - Sale | $5.06 | -789 | 4,115 | -16% | -$3,992 | |
| 2026-02-23 | 2026-02-18 | RLYB | Lieber Jonathan I | CFO | A - Grant | $0.00 | +2,500 | 4,904 | +104% | $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 | 2026-02-23 | S | D | 789 | $5.06 | 4,115 | D | — | — | (F1) The reporting person sold shares of common stock upon the partial vesting of a performance stock award, solely to satisfy tax withholding obligations incurred upon vesting. |
| 2 | Common | Common Stock | 2026-02-18 | A | A | 2,500 | $0.00 | 4,904 | D | — | — |