Hemab Therapeutics Holdings, Inc.
Ownership
Ownership Structure
Who owns Hemab Therapeutics Holdings, Inc. (COAG)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 43.5% of the shares are freely tradable; institutional investors hold 71.5%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| RA Capital Management, LLC | 16.72 | 7,808,627 | +0.0 | 06/30/2026 |
| Novo A/S | 8.95 | 4,180,550 | +0.0 | 06/30/2026 |
| FMR Inc | 7.92 | 3,697,837 | +0.0 | 06/30/2026 |
| Capital Research & Mgmt Co - Division 3 | 7.72 | 3,603,876 | +0.0 | 06/30/2026 |
| Deep Track Capital, LP | 7.71 | 3,602,093 | +0.0 | 06/30/2026 |
| Siren, L.L.C. | 4.47 | 2,086,834 | +0.0 | 06/30/2026 |
| venBio Select Advisor LLC | 4.12 | 1,925,150 | +0.0 | 06/30/2026 |
| Bain Capital Life Sciences Investors, LLC | 3.53 | 1,650,000 | +0.0 | 06/30/2026 |
| JPMorgan Chase & Co | 2.47 | 1,152,420 | +0.0 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| American Funds SMALLCAP World A | 7.51 | 3,506,543 | +0.0 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: November 13, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.