RLYB Rallybio Corp
Nasdaq · SEC CIK 1739410 · EDGAR
- Bought, last 12 months
- $4.23M 4 purchases by 1 insiders
- Sold, last 12 months
- $3,992 1 sales by 1 insiders
- Filings on record
- 95 since 2021-08-02, latest 2026-09-18 17:42
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| ADAR1 Capital Management, LLC | 10% | $4.23M | — |
| Lieber Jonathan I | CFO | — | $3,992 |
| Chung Wendy | Dir | — | — |
| Boudreau Helen M | Dir | — | — |
Transactions 38
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-09-18 17:42 | 2026-09-16 | RLYB | Chung Wendy | Dir | M - OptEx | $2.38 | +3,562 | 3,562 | New | +$8,478 |
| D | 2026-07-10 16:14 | 2026-07-06 | RLYB | Boudreau Helen M | Dir | M - OptEx | $2.38 | +3,562 | 6,542 | +120% | +$8,478 |
| MI | 2026-05-20 20:45 | 2026-05-18+ | RLYB | ADAR1 Capital Management, LLC | 10% | P - Purchase | $13.98 | +16.2K | 926.4K | +2% | +$226.6K |
| MI | 2026-05-15 20:49 | 2026-05-13+ | RLYB | ADAR1 Capital Management, LLC | 10% | P - Purchase | $13.99 | +79.6K | 910.1K | +10% | +$1.11M |
| MI | 2026-05-13 21:22 | 2026-05-11+ | RLYB | ADAR1 Capital Management, LLC | 10% | P - Purchase | $14.00 | +50.8K | 830.6K | +7% | +$711.1K |
| MI | 2026-05-06 21:32 | 2026-05-04+ | RLYB | ADAR1 Capital Management, LLC | 10% | P - Purchase | $13.97 | +155.9K | 779.8K | +25% | +$2.18M |
| 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 | |
| 2023-03-16 | 2023-03-14 | RLYB | Lieber Jonathan I | See Remarks | P - Purchase | $5.21 | +5,000 | 5,000 | New | +$26.1K | |
| I | 2023-03-09 | 2023-03-07 | RLYB | Schwab Andrew J. | 10% | S - Sale | $8.20 | -100.0K | 2.38M | -4% | -$820.0K |
| I | 2023-03-09 | 2023-03-07 | RLYB | PARMAR KUSH | Dir | S - Sale | $8.20 | -100.0K | 2.38M | -4% | -$820.0K |
| MI | 2022-06-07 | 2022-06-03 | RLYB | 5AM Partners V, LLC | 10% | S - Sale | $12.50 | -150.0K | 2.48M | -6% | -$1.88M |
| MI | 2022-06-07 | 2022-06-03 | RLYB | PARMAR KUSH | Dir, 10% | S - Sale | $12.50 | -150.0K | 1.25M | -11% | -$1.88M |
| MI | 2022-05-25 | 2022-05-23 | RLYB | PARMAR KUSH | Dir, 10% | S - Sale | $13.00 | -100.0K | 1.30M | -7% | -$1.30M |
| MI | 2022-05-25 | 2022-05-23 | RLYB | 5AM Partners V, LLC | 10% | S - Sale | $13.00 | -100.0K | 2.58M | -4% | -$1.30M |
| I | 2022-03-23 | 2022-03-21 | RLYB | Fryer Jeffrey M | See Remarks | P - Purchase | $8.04 | +3,000 | 47.0K | +7% | +$24.1K |
| MI | 2022-02-10 | 2022-02-08 | RLYB | 5AM Ventures V, L.P. | 10% | S - Sale | $13.05 | -210.0K | 1.34M | -14% | -$2.74M |
| MI | 2022-02-10 | 2022-02-08 | RLYB | PARMAR KUSH | Dir | S - Sale | $13.05 | -210.0K | 1.34M | -14% | -$2.74M |
| I | 2022-01-21 | 2022-01-19 | RLYB | Fryer Jeffrey M | See Remarks | P - Purchase | $8.70 | +1,400 | 44.0K | +3% | +$12.2K |
| D | 2022-01-14 | 2021-07-28 | RLYB | Uden Stephen | See Remarks | J - Other | — | +709.1K | 709.1K | New | — |
| DM | 2022-01-14 | 2022-01-12+ | RLYB | Uden Stephen | See Remarks | P - Purchase | $9.85 | +10.0K | 714.1K | +1% | +$98.5K |
| DM | 2022-01-12 | 2022-01-10+ | RLYB | MACKAY MARTIN | CEO, Dir | P - Purchase | $10.35 | +10.0K | 282.6K | +4% | +$103.5K |
| DI | 2022-01-12 | 2021-07-28 | RLYB | MACKAY MARTIN | CEO, Dir | J - Other | — | +436.5K | 436.5K | New | — |
| D | 2022-01-12 | 2021-07-28 | RLYB | MACKAY MARTIN | CEO, Dir | J - Other | — | +272.6K | 272.6K | New | — |
| DMI | 2022-01-11 | 2021-07-28 | RLYB | Fryer Jeffrey M | See Remarks | J - Other | — | +709.1K | 201.9K | New | — |
| DMI | 2022-01-11 | 2022-01-07 | RLYB | Fryer Jeffrey M | See Remarks | P - Purchase | $9.41 | +10.0K | 33.4K | +43% | +$94.1K |
| DI | 2021-08-04 | 2021-08-02 | RLYB | FMR LLC | See Remark 1 | C - Cnv Deriv | — | +1.69M | 1.69M | New | — |
| DI | 2021-08-04 | 2021-07-28 | RLYB | HUNT RONALD | Dir | J - Other | — | +1.99M | 1.99M | New | — |
| DMI | 2021-08-04 | 2021-08-02 | RLYB | HUNT RONALD | Dir | P - Purchase | $13.00 | +307.7K | 2.30M | +15% | +$4.00M |
| I | 2021-08-04 | 2021-08-02 | RLYB | 5AM Opportunities I, L.P. | 10% | P - Purchase | $13.00 | +615.4K | 1.41M | +78% | +$8.00M |
| DI | 2021-08-04 | 2021-08-02 | RLYB | Hopfner Robert Lorne | Dir | P - Purchase | $13.00 | +576.9K | 2.27M | +34% | +$7.50M |
| DI | 2021-08-04 | 2021-07-28 | RLYB | Hopfner Robert Lorne | Dir | J - Other | — | +1.69M | 1.69M | New | — |
| DMI | 2021-08-04 | 2021-07-28 | RLYB | PARMAR KUSH | Dir | J - Other | — | +3.58M | 790.7K | New | — |
| DI | 2021-08-04 | 2021-08-02 | RLYB | PARMAR KUSH | Dir | P - Purchase | $13.00 | +615.4K | 1.41M | +78% | +$8.00M |
| DI | 2021-08-04 | 2021-08-02 | RLYB | SHANNON TIMOTHY M | Dir | P - Purchase | $13.00 | +76.9K | 2.41M | +3% | +$1000.0K |
| DI | 2021-08-04 | 2021-07-28 | RLYB | SHANNON TIMOTHY M | Dir | J - Other | — | +2.33M | 2.33M | New | — |
| DI | 2021-08-02 | 2021-07-29 | RLYB | Viking Global Opportunities Illiquid Investments Sub-Master LP | 10% | C - Cnv Deriv | — | +3.39M | 3.39M | New | — |
| DI | 2021-08-02 | 2021-07-29 | RLYB | Viking Global Opportunities Illiquid Investments Sub-Master LP | 10% | P - Purchase | $13.00 | +806.0K | 4.19M | +24% | +$10.48M |
Purchase Sale Sale after option exercise All abbreviations