SEC Form 4 · Updated Daily
CRBP
— CORBUS PHARMACEUTICALS HOLDINGS, INC. OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Cormorant Asset Management, LP | 10%+ Owner | 2,344,971 | 2025-12-11 | S |
| Chen Bihua | 10%+ Owner | 2,344,971 | 2025-12-11 | S |
| Cormorant Global Healthcare Master Fund, LP | 10%+ Owner | 2,344,971 | 2025-12-11 | S |
| Cohen Yuval | Director · Officer | 157,316 | 2026-08-07 | S |
| Smethurst Dominic | Officer | 89,790 | 2026-03-02 | S |
| Moran Sean F. | Officer | 84,694 | 2026-08-07 | S |
| Saxena Nishant C | Officer | 77,900 | 2026-08-11 | P |
| Nicacio Leonardo Viana | Officer | 58,333 | 2026-08-16 | A |
| Hodgson Ian | Officer | 51,080 | 2026-02-17 | S |
| Kung Winston | Director | 12,140 | 2026-06-10 | S |
| Jacques Rachelle Suzanne | Director | 11,383 | 2026-05-19 | A |
| Ben Yong | Director | 11,383 | 2026-05-19 | A |
| HOLMER ALAN F | Director | 10,629 | 2025-05-30 | A |
| Altmeyer Anne | Director | 7,579 | 2026-06-10 | S |
| Pfeiffenberger Brent | Director | 7,500 | 2026-05-19 | A |
| Jenkins John Kenneth | Director | 3,833 | 2026-06-10 | S |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-08-16 | Nicacio Leonardo Viana | Grant / award (derivative) | 191,676 | $0.00 | 191,676 |
| 2026-08-16 | Nicacio Leonardo Viana | Grant / award | 58,333 | $0.00 | 58,333 |
| 2026-08-11 | Saxena Nishant C | Open-market buy | 2,600 | $9.63 | 77,900 |
| 2026-08-07 | Moran Sean F. | Open-market sale | 12,000 | $10.08 | 84,694 |
| 2026-08-07 | Cohen Yuval | Open-market sale | 17,000 | $10.08 | 157,316 |
| 2026-06-10 | Jenkins John Kenneth | Open-market sale | 4,800 | $7.91 | 3,833 |
| 2026-06-10 | Altmeyer Anne | Open-market sale | 2,412 | $7.91 | 7,579 |
| 2026-06-10 | Kung Winston | Open-market sale | 2,026 | $7.91 | 12,140 |
| 2026-06-03 | Saxena Nishant C | Open-market buy | 9,000 | $7.58 | 75,300 |
| 2026-06-02 | Saxena Nishant C | Open-market buy | 4,500 | $7.33 | 66,300 |
| 2026-05-21 | Saxena Nishant C | Grant / award (derivative) | 192,300 | $0.00 | 192,300 |
| 2026-05-21 | Saxena Nishant C | Grant / award | 58,300 | $0.00 | 61,800 |
| 2026-05-19 | Pfeiffenberger Brent | Grant / award (derivative) | 24,700 | $0.00 | 24,700 |
| 2026-05-19 | Pfeiffenberger Brent | Grant / award | 7,500 | $0.00 | 7,500 |
| 2026-05-19 | Ben Yong | Grant / award (derivative) | 12,300 | $0.00 | 12,300 |
| 2026-05-19 | Ben Yong | Grant / award | 3,800 | $0.00 | 11,383 |
| 2026-05-19 | Altmeyer Anne | Grant / award (derivative) | 12,300 | $0.00 | 12,300 |
| 2026-05-19 | Altmeyer Anne | Grant / award | 3,800 | $0.00 | 9,991 |
| 2026-05-19 | Jenkins John Kenneth | Grant / award (derivative) | 12,300 | $0.00 | 12,300 |
| 2026-05-19 | Jenkins John Kenneth | Grant / award | 3,800 | $0.00 | 8,633 |
| 2026-05-19 | Jacques Rachelle Suzanne | Grant / award (derivative) | 12,300 | $0.00 | 12,300 |
| 2026-05-19 | Jacques Rachelle Suzanne | Grant / award | 3,800 | $0.00 | 11,383 |
| 2026-05-19 | Kung Winston | Grant / award (derivative) | 12,300 | $0.00 | 12,300 |
| 2026-05-19 | Kung Winston | Grant / award | 3,800 | $0.00 | 14,166 |
| 2026-03-02 | Smethurst Dominic | Open-market sale | 6,097 | $8.30 | 89,790 |
| 2026-02-17 | Hodgson Ian | Open-market sale | 847 | $7.38 | 51,080 |
| 2026-02-13 | Cohen Yuval | Open-market sale | 13,871 | $7.78 | 174,316 |
| 2026-02-13 | Moran Sean F. | Open-market sale | 4,701 | $7.78 | 96,694 |
| 2026-02-03 | Hodgson Ian | Open-market sale | 2,415 | $8.09 | 51,927 |
| 2026-02-03 | Smethurst Dominic | Open-market sale | 3,285 | $8.09 | 95,887 |
| 2026-01-14 | Hodgson Ian | Grant / award (derivative) | 85,095 | $0.00 | 85,095 |
| 2026-01-14 | Hodgson Ian | Grant / award | 28,365 | $0.00 | 54,342 |
| 2026-01-14 | Cohen Yuval | Grant / award (derivative) | 150,000 | $0.00 | 150,000 |
| 2026-01-14 | Cohen Yuval | Grant / award | 50,000 | $0.00 | 188,187 |
| 2026-01-14 | Moran Sean F. | Grant / award (derivative) | 84,247 | $0.00 | 84,247 |
| 2026-01-14 | Moran Sean F. | Grant / award | 28,082 | $0.00 | 101,395 |
| 2026-01-14 | Smethurst Dominic | Grant / award (derivative) | 85,095 | $0.00 | 85,095 |
| 2026-01-14 | Smethurst Dominic | Grant / award | 28,365 | $0.00 | 99,172 |
| 2025-12-11 | Chen Bihua | Open-market sale | 30,029 | $11.46 | 2,344,971 |
| 2025-12-11 | Cormorant Global Healthcare Master Fund, LP | Open-market sale | 30,029 | $11.46 | 2,344,971 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.