BioCryst Pharmaceuticals, Inc. (BCRX) ownership: Top institutional holder: BlackRock, Inc. ($215.64M). Insider activity: Net Seller (0 buys, 20 sells). 4 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 22650988.00 | $215.64M | 2026-03-31 |
| VANGUARD GROUP INC | 22273375.00 | $173.73M | 2025-12-31 |
| RA CAPITAL MANAGEMENT, L.P. | 15827186.00 | $150.67M | 2026-03-31 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 15038000.00 | $143.16M | 2026-03-31 |
| STATE STREET CORP | 12208360.00 | $116.22M | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 11244625.00 | $107.05M | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 11135762.00 | $106.01M | 2026-03-31 |
| TCG Crossover Management, LLC | 11020968.00 | $104.92M | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-06-11 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.