Anaptysbio, Inc (NASDAQ:ANAB) showed up in the 13F filings of 173 institutional investors as of December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | 31 Mar, 2026 | 7,880,094 | 0 | 0.00% | $437,030,013.00 |
| EcoR1 Capital, LLC | 31 Mar, 2026 | 7,880,094 | 0 | 0.00% | $382,026,957.00 |
| Point72 Asset Management, L.P. | 31 Mar, 2026 | 1,932,890 | -332,638 | -14.68% | $93,706,507.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 1,734,430 | 12,106 | 0.70% | $84,085,167.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 1,681,380 | -53,050 | -3.06% | $93,249,334.00 |
| VANGUARD GROUP INC | 31 Mar, 2026 | 1,544,037 | 67,048 | 4.54% | $74,854,914.00 |
| TANG CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 1,332,087 | -1,552 | -0.12% | $64,579,578.00 |
| TANG CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 1,330,879 | -1,208 | -0.09% | $73,810,549.00 |
| State Street Corp | 31 Mar, 2026 | 1,053,474 | 180,042 | 20.61% | $51,072,420.00 |
| Morgan Stanley | 31 Mar, 2026 | 1,034,562 | -521,696 | -33.52% | $50,155,606.00 |
| Morgan Stanley | 31 Mar, 2026 | 993,905 | -40,657 | -3.93% | $55,121,984.00 |
| State Street Corp | 31 Mar, 2026 | 992,445 | -61,029 | -5.79% | $55,041,000.00 |
| Affinity Asset Advisors, LLC | 31 Mar, 2026 | 940,000 | 495,308 | 111.38% | $52,132,400.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 853,151 | 853,151 | 0.00% | $47,315,754.00 |
| Sanofi | 31 Mar, 2026 | 821,917 | 0 | 0.00% | $39,846,536.00 |
| Sanofi | 31 Mar, 2026 | 821,917 | 0 | 0.00% | $30,384,545.00 |
| MILLENNIUM MANAGEMENT LLC | 31 Mar, 2026 | 813,571 | -705,659 | -46.45% | $39,441,922.00 |
| Goldman Sachs Group Inc | 31 Mar, 2026 | 797,828 | 468,008 | 141.90% | $38,678,702.00 |
| Palo Alto Investors LP | 31 Mar, 2026 | 690,032 | 16,512 | 2.45% | $33,452,751.00 |
| D. E. Shaw & Co., Inc. | 31 Mar, 2026 | 670,288 | 320,928 | 91.86% | $32,495,563.00 |