🕵️ Corbus Pharmaceuticals Holdings, Inc. ($CRBP)
SEC insider & ownership activity, last 12 months · CIK 1595097 · every row links its SEC filing
Over the last 12 months insiders sold $1.7M against $126K of open-market buying. Cohen Yuval sold $751K through a 10b5-1 trading plan in 4 lots (Oct–Aug). 1 planned sale is pending, the largest $212K (Smethurst Dominic). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $126K (3 lots) · 9 sellers, $1.7M (17 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Cohen Yuval | 0 | – | 4 | $751K | Aug 7, 2026 |
| Sean F. Moran | 0 | – | 3 | $378K | Aug 7, 2026 |
| Cormorant Asset Management, LP | 0 | – | 1 | $344K | Dec 11, 2025 |
| Nishant C. Saxena | 3 | $126K | 0 | – | Aug 11, 2026 |
| Smethurst Dominic | 0 | – | 2 | $77K | Mar 2, 2026 |
| Altmeyer Anne | 0 | – | 2 | $41K | Jun 10, 2026 |
| Jenkins John Kenneth | 0 | – | 1 | $38K | Jun 10, 2026 |
| Hodgson Ian | 0 | – | 2 | $26K | Feb 17, 2026 |
| Kung Winston | 0 | – | 1 | $16K | Jun 10, 2026 |
| Ben Yong | 0 | – | 1 | $16K | Sep 14, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Cormorant Asset Management, LP | 13.4% | 13G | Dec 15, 2025 | filing ↗ | |
| Chen Bihua | 13.4% | 13G | Dec 15, 2025 | filing ↗ | |
| Bihua Chen | 12.8% | 13G | Nov 14, 2025 | filing ↗ | |
| Aberdeen Group PLC | 7.5% | 13G | Jan 16, 2026 | filing ↗ | |
| Abrdn Inc. | 7.5% | 13G | Jan 16, 2026 | filing ↗ | |
| BlackRock, Inc. | 5.9% | 13G | Jul 27, 2026 | filing ↗ | |
| OrbiMed Capital LLC | 5.9% | 13G | Feb 14, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Stifel, Nicolaus & Company, Inc CIAS /FA | $121K | Aug 7, 2026 | filing ↗ |
| Stifel, Nicolaus & Company, Inc CIAS /FA | $171K | Aug 7, 2026 | filing ↗ |
| Smethurst Dominic | $212K | Jul 27, 2026 | filing ↗ |
| Smethurst Dominic | $51K | Mar 2, 2026 | filing ↗ |
| Cohen Yuval | $813K | Feb 13, 2026 | filing ↗ |
| Cohen Yuval | $470K | Oct 24, 2025 | filing ↗ |
| Sean F. Moran | $221K | Oct 24, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Reg FD disclosure (7.01) | Sep 14, 2026 | filing ↗ |
| Other events (8.01) | Sep 14, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 14, 2026 | filing ↗ |
| Earnings (2.02) | Aug 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Aug 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2026 | filing ↗ |
| Material agreement (1.01) | Jul 2, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jul 2, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jul 2, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 26, 2026 | filing ↗ |
| Other events (8.01) | May 26, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 26, 2026 | filing ↗ |
| Material agreement (1.01) | May 19, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 19, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 19, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 19, 2026 | filing ↗ |
| Officer/director changes (5.02) | May 13, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 13, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 13, 2026 | filing ↗ |
| Earnings (2.02) | May 12, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 12, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 12, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 15, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 14, 2026 | filing ↗ |
| Other events (8.01) | Apr 14, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 14, 2026 | filing ↗ |
| Officer/director changes (5.02) | Apr 1, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Apr 1, 2026 | filing ↗ |