Hemab Therapeutics Holdings, Inc.
COAG- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0002114044
No open-market purchases or sales by Hemab Therapeutics Holdings, Inc. insiders were filed in the last 90 days; 56 institutions reported holding it in 13F filings for Q2 2026, worth $1.33B in total; Soros Fund Management is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Hemab Therapeutics Holdings, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Hemab Therapeutics Holdings, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Walbert Keli | Director | – | Sep 25, 2026 | 1 |
| RA Capital Healthcare Fund LP | 10% Owner | 6,444,637Indirect | Jun 17, 2026 | 5 |
| Ra Capital Management, L.P. | 10% Owner | 6,444,637Indirect | Jun 17, 2026 | 5 |
| Kolchinsky Peter | 10% Owner | 6,444,637Indirect | Jun 17, 2026 | 5 |
| Shah Rajeev M. | 10% Owner | 6,444,637Indirect | Jun 17, 2026 | 5 |
| RA Capital Nexus Fund II, L.P. | Director | 6,314,525Indirect | May 6, 2026 | 1 |
| RA Capital Nexus Fund IV, L.P. | Director | 6,314,525Indirect | May 6, 2026 | 1 |
| Novo Holdings A/S | 10% Owner | 4,180,550 | May 6, 2026 | 1 |
| Maraganore John | Director | 35,948 | May 4, 2026 | 1 |
| Madigan Catherine | Chief Medical Officer | – | May 4, 2026 | 1 |
| Behrndt-Eriksen Mads Nikolaj | See Remarks | – | May 4, 2026 | 1 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 6, 2026 (view filing)7:16 PM ET | May 4-6 | 2 days | RA Capital Healthcare Fund LP and 5 othersDirector, 10% Owner | PPurchase | +2.84M | $18.39 | +$52.2M | +81.8%6.31M after | 6 lots |
| May 11, 2026 (view filing)5:44 PM ET | May 7-11 | 4 days | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchase | +51.3K | $24.75 | +$1.27M | +0.8%6.37M after | 5 lots |
| May 14, 2026 (view filing)5:21 PM ET | May 12 | 2 days | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchase | +6.39K | $24.90 | +$159.0K | +0.1%6.37M after | |
| May 21, 2026 (view filing)4:20 PM ET | May 19-20 | 2 days | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchase | +4.80K | $24.96 | +$119.8K | +0.1%6.38M after | 2 lots |
| Jun 17, 2026 (view filing)6:24 PM ET | Jun 15-16 | 2 days | RA Capital Healthcare Fund LP and 3 others10% Owner | PPurchase | +67.7K | $24.97 | +$1.69M | +1.1%6.44M after | 2 lots |