Anaptysbio, Inc. · NASDAQ:ANAB
Anaptysbio, Inc. shareholders
As of Jun 30, 2026, 205 institutions reported holding Anaptysbio, Inc. Largest: EcoR1 Capital, LLC, BlackRock and Vanguard. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Anaptysbio, Inc. | Change | Filed |
|---|---|---|---|---|
| EcoR1 Capital, LLC | 7.88M | no change | Aug 14, 2026 | |
| BlackRock | 1.84M | +163K | Aug 7, 2026 | |
| Vanguard | 1.61M | +74,877 | Aug 13, 2026 | |
| Tang Capital Management LLC | 1.33M | no change | Aug 14, 2026 | |
| State Street | 1.29M | +294K | Aug 7, 2026 | |
| Affinity Asset Advisors, LLC | 826K | −114K | Aug 13, 2026 | |
| Sanofi | 822K | no change | Jul 28, 2026 | |
| Millennium | 807K | +332K | Aug 14, 2026 | |
| Woodline Partners LP | 717K | +373K | Aug 14, 2026 | |
| 683 Capital Management, LLC | 660K | +35,000 | Aug 14, 2026 |