In the last 12 months, insiders at Hemab Therapeutics Holdings, Inc. ($COAG) filed 35 transactions with the SEC: 12 open-market purchases totaling $53,650,576 and 0 sales totaling $0. Net insider sentiment: net buying.
Hemab Therapeutics Holdings, Inc. operates in the Biological products, (no disgnostic substances) industry (Life sciences sector).
Most Active Insiders
- RA CAPITAL MANAGEMENT, L.P. (Not found) — 21 transactions totaling $53,650,576
- Behrndt-Eriksen Mads Nikolaj (See Remarks) — 2 transactions totaling $0
- Novo Holdings A/S (Not found) — 5 transactions totaling $0
- Madigan Catherine (Chief Medical Officer) — 2 transactions totaling $0
- MARAGANORE JOHN (Not found) — 5 transactions totaling $0
View all SEC Filings for Hemab Therapeutics Holdings, Inc. (COAG).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| May 12, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 6387 | $24.90 | 7,736,160.0000 | 0 | 0.08% | 0.00% |
| May 11, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 25720 | $25.00 | 7,729,773.0000 | 0 | 0.33% | 0.00% |
| May 11, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 14149 | $24.47 | 7,704,053.0000 | 0 | 0.18% | 0.00% |
| May 8, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 1483 | $24.98 | 7,689,904.0000 | 0 | 0.02% | 0.00% |
| May 7, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 1985 | $24.95 | 7,688,421.0000 | 0 | 0.03% | 0.00% |
| May 7, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 7921 | $24.34 | 7,686,436.0000 | 0 | 0.10% | 0.00% |
| May 5, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 10268 | $25.00 | 6,246,507.0000 | 0 | 0.16% | 0.00% |
| May 6, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 14611 | $23.77 | 6,261,118.0000 | 0 | 0.23% | 0.00% |
| May 6, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 53407 | $24.83 | 6,314,525.0000 | 0 | 0.85% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Series A Preferred Stock | 64680 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Series A Preferred Stock | 27720 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Series B Preferred Stock | 42341 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Series B Preferred Stock | 18146 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Series C Preferred Stock | 56972 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Series C Preferred Stock | 10054 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | Novo Holdings A/S | Not found | C | Common Stock | 4180550 | $0.00 | 4,180,550.0000 | 0 | 9999.99% | 0.00% |
| May 4, 2026 | Novo Holdings A/S | Not found | C | Series Seed Preferred Stock | 23343 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Common Stock | 3607846 | $0.00 | 3,607,846.0000 | 0 | 9999.99% | 0.00% |
| May 4, 2026 | Novo Holdings A/S | Not found | C | Series B Preferred Stock | 62121 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | Novo Holdings A/S | Not found | C | Series C Preferred Stock | 32695 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | Novo Holdings A/S | Not found | C | Series A Preferred Stock | 71866 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Common Stock | 1009052 | $0.00 | 1,009,052.0000 | 0 | 9999.99% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | C | Common Stock | 221188 | $0.00 | 221,188.0000 | 0 | 9999.99% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 2541250 | $18.00 | 6,149,096.0000 | 0 | 70.44% | 0.00% |
| May 4, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 133750 | $18.00 | 354,938.0000 | 0 | 60.47% | 0.00% |
| May 5, 2026 | RA CAPITAL MANAGEMENT, L.P. | Not found | P | Common Stock | 87143 | $24.59 | 6,236,239.0000 | 0 | 1.42% | 0.00% |
| April 30, 2026 | Madigan Catherine | Chief Medical Officer | A | Stock Option (Right to Buy) | 49016 | $0.00 | 49,016.0000 | 0 | 9999.99% | 0.00% |
| Jan. 29, 2026 | Behrndt-Eriksen Mads Nikolaj | See Remarks | A | Warrants (Right to Buy) | 195206 | $0.00 | 195,206.0000 | 0 | 9999.99% | 0.00% |
| April 30, 2026 | Behrndt-Eriksen Mads Nikolaj | See Remarks | A | Stock Option (Right to Buy) | 49016 | $0.00 | 49,016.0000 | 0 | 9999.99% | 0.00% |
| Jan. 29, 2026 | Madigan Catherine | Chief Medical Officer | A | Warrants (Right to Buy) | 145134 | $0.00 | 145,134.0000 | 0 | 9999.99% | 0.00% |
| May 4, 2026 | MARAGANORE JOHN | Not found | C | Series C Preferred Stock | 817 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | MARAGANORE JOHN | Not found | C | Series B Preferred Stock | 817 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Jan. 29, 2026 | MARAGANORE JOHN | Not found | A | Warrants (Right to Buy) | 107338 | $0.00 | 107,338.0000 | 0 | 9999.99% | 0.00% |
| May 4, 2026 | MARAGANORE JOHN | Not found | C | Common Stock | 17974 | $0.00 | 35,948.0000 | 0 | 100.00% | 0.00% |
| May 4, 2026 | MARAGANORE JOHN | Not found | C | Common Stock | 17974 | $0.00 | 17,974.0000 | 0 | 9999.99% | 0.00% |