Anaptysbio, Inc
ANAB- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001370053
No open-market purchases or sales by Anaptysbio, Inc insiders were filed in the last 90 days; 213 institutions reported holding it in 13F filings for Q2 2026, worth $2.03B in total; no superinvestor holds it.
13F holders, Q1 2024
Institutional positions in Anaptysbio, Inc as of Mar 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 133
- +14 vs. Q4 2023
- Shares held
- 29.2M
- −958.0K (−3.2%) vs. Q4 2023
- Total value
- $658.1M
- +$11.6M (+1.8%) vs. Q4 2023
- New holders
- 26
- 41 more added
- Sold out
- 12
- 40 more reduced
Compare with Q4 2023: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ANAB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 213 | $2.03B |
| Q1 2026 | 208 | $1.55B |
| Q4 2025 | 179 | $1.42B |
| Q3 2025 | 166 | $980.2M |
| Q2 2025 | 148 | $816.2M |
| Q1 2025 | 153 | $742.8M |
| Q4 2024 | 136 | $468.9M |
| Q3 2024 | 160 | $1.13B |
| Q2 2024 | 135 | $746.6M |
| Q1 2024 | 133 | $658.1M |
| Q4 2023 | 119 | $646.4M |
| Q3 2023 | 116 | $544.5M |
| Q2 2023 | 116 | $614.9M |
| Q1 2023 | 113 | $675.4M |
| Q4 2022 | 118 | $1.02B |
| Q3 2022 | 114 | $830.6M |
| Q2 2022 | 124 | $632.6M |
| Q1 2022 | 131 | $735.4M |
| Q4 2021 | 136 | $964.4M |
| Q3 2021 | 127 | $748.8M |
| Q2 2021 | 122 | $720.6M |
| Q1 2021 | 122 | $628.6M |
Institutions, Q1 2024
Shares, value and share of portfolio for each institution holding Anaptysbio, Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | 7,521,024 | $169.4M | 4.31% | 00.0% | Unchanged |
| BlackRock Inc. | 1,720,051 | $38.7M | 0.00% | −79,772−4.4% | Reduced |
| Vanguard Group Inc | 1,354,003 | $30.5M | 0.00% | −26,112−1.9% | Reduced |
| Tang Capital Management LLC | 1,330,879 | $30.0M | 3.12% | −619,730−31.8% | Reduced |
| Boxer Capital, LLC | 1,300,000 | $29.3M | 1.45% | 00.0% | Unchanged |
| State Street Corp | 1,207,404 | $27.2M | 0.00% | +763,057+171.7% | Added |
| Great Point Partners LLC | 976,981 | $22.0M | 3.43% | 00.0% | Unchanged |
| First Light Asset Management, LLC | 944,110 | $21.3M | 1.63% | −293,068−23.7% | Reduced |
| Frazier Life Sciences Management, L.P. | 899,700 | $20.3M | 0.85% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 864,100 | $19.5M | 0.06% | +75,555+9.6% | Added |
| Palo Alto Investors LP | 799,906 | $18.0M | 2.03% | +113,024+16.5% | Added |
| Mangrove Partners | 689,521 | $15.5M | 1.34% | +689,521 | New |
| Millennium Management LLC | 647,125 | $14.6M | 0.01% | +240,094+59.0% | Added |
| Morgan Stanley | 636,114 | $14.3M | 0.00% | +34,082+5.7% | Added |
| Saturn V Capital Management LLC | 586,031 | $13.2M | 5.29% | −78,245−11.8% | Reduced |
| Deep Track Capital, LP | 529,452 | $11.9M | 0.34% | −1,507,538−74.0% | Reduced |
| Woodline Partners LP | 508,839 | $11.5M | 0.11% | −686,135−57.4% | Reduced |
| Dimensional Fund Advisors LP | 469,860 | $10.6M | 0.00% | −128,032−21.4% | Reduced |
| Franklin Resources Inc | 465,373 | $10.5M | 0.00% | +60,258+14.9% | Added |
| Eventide Asset Management, LLC | 427,000 | $9.62M | 0.15% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 421,703 | $9.50M | 0.00% | +1,598+0.4% | Added |
| 5AM Venture Management, LLC | 357,733 | $8.06M | 1.80% | 00.0% | Unchanged |
| Blackstone Group Inc. | 328,720 | $7.40M | 0.03% | 00.0% | Unchanged |
| Citadel Advisors LLC | 324,745 | $7.31M | 0.01% | +209,772+182.5% | Added |
| StemPoint Capital LP | 269,548 | $6.07M | 1.62% | +224,548+499.0% | Added |
| Assenagon Asset Management S.A. | 221,838 | $5.00M | 0.01% | 00.0% | Unchanged |
| Northern Trust Corp | 201,149 | $4.53M | 0.00% | −5,999−2.9% | Reduced |
| D. E. Shaw & Co., Inc. | 186,804 | $4.21M | 0.01% | +26,478+16.5% | Added |
| Price T Rowe Associates Inc | 171,689 | $3.87M | 0.00% | −60,065−25.9% | Reduced |
| Octagon Capital Advisors LP | 165,000 | $3.72M | 0.45% | +45,000+37.5% | Added |
| Goldman Sachs Group Inc | 150,431 | $3.39M | 0.00% | +10,930+7.8% | Added |
| Charles Schwab Investment Management Inc | 146,271 | $3.29M | 0.00% | +1,451+1.0% | Added |
| FMR LLC | 140,746 | $3.17M | 0.00% | −61,965−30.6% | Reduced |
| Hudson Bay Capital Management LP | 132,500 | $2.98M | 0.03% | +37,500+39.5% | Added |
| Two Sigma Advisers, LP | 131,700 | $2.97M | 0.01% | +32,500+32.8% | Added |
| Two Sigma Investments, LP | 119,971 | $2.70M | 0.01% | +32,441+37.1% | Added |
| Renaissance Technologies LLC | 100,200 | $2.26M | 0.00% | +4,600+4.8% | Added |
| Macquarie Group Ltd | 93,732 | $2.11M | 0.00% | 00.0% | Unchanged |
| Rafferty Asset Management, LLC | 90,694 | $2.04M | 0.01% | +90,694 | New |
| UBS Oconnor LLC | 83,025 | $1.87M | 0.05% | −4,099−4.7% | Reduced |
| Citigroup Inc | 79,043 | $1.78M | 0.00% | +75,423+2,083.5% | Added |
| Fisher Asset Management, LLC | 70,654 | $1.59M | 0.00% | −500−0.7% | Reduced |
| Platinum Investment Management Ltd | 66,154 | $1.49M | 0.06% | +66,154 | New |
| Nuveen Asset Management, LLC | 64,240 | $1.45M | 0.00% | +11,126+20.9% | Added |
| UBS Group AG | 64,166 | $1.45M | 0.00% | +45,424+242.4% | Added |
| Bank of New York Mellon Corp | 64,087 | $1.44M | 0.00% | −5,949−8.5% | Reduced |
| Wellington Management Group LLP | 59,048 | $1.33M | 0.00% | +59,048 | New |
| Bank of America Corp | 54,525 | $1.23M | 0.00% | +29,110+114.5% | Added |
| Susquehanna Fundamental Investments, LLC | 54,205 | $1.22M | 0.06% | +54,205 | New |
| Jacobs Levy Equity Management, Inc | 49,389 | $1.11M | 0.00% | +13,764+38.6% | Added |
| Ensign Peak Advisors, Inc | 43,442 | $978.3K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 38,688 | $871.3K | 0.00% | +8,581+28.5% | Added |
| Victory Capital Management Inc | 36,680 | $826.0K | 0.00% | −6,460−15.0% | Reduced |
| Federated Hermes, Inc. | 36,041 | $811.6K | 0.00% | +140.0% | Added |
| FMB Wealth Management | 35,592 | $801.5K | 0.64% | 00.0% | Unchanged |
| Fred Alger Management, LLC | 33,882 | $763.0K | 0.00% | +33,882 | New |
| Trexquant Investment LP | 32,517 | $732.3K | 0.01% | +10,685+48.9% | Added |
| Barclays PLC | 29,322 | $660.3K | 0.00% | +140.0% | Added |
| Rhumbline Advisers | 29,190 | $657.3K | 0.00% | −203−0.7% | Reduced |
| Martingale Asset Management L P | 28,635 | $644.9K | 0.01% | +16+0.1% | Added |
| Qube Research & Technologies Ltd | 28,542 | $642.8K | 0.00% | +25,903+981.5% | Added |
| Alliancebernstein L.P. | 28,530 | $642.5K | 0.00% | −2,060−6.7% | Reduced |
| AQR Capital Management LLC | 24,328 | $547.9K | 0.00% | +7,646+45.8% | Added |
| TD Asset Management Inc | 22,600 | $509.0K | 0.00% | −8,800−28.0% | Reduced |
| Swiss National Bank | 21,000 | $472.9K | 0.00% | −5,200−19.8% | Reduced |
| Invesco Ltd. | 20,075 | $452.1K | 0.00% | +10,357+106.6% | Added |
| Alps Advisors Inc | 18,747 | $422.2K | 0.00% | +679+3.8% | Added |
| Acadian Asset Management LLC | 18,671 | $420.0K | 0.00% | +18,671 | New |
| UBS Asset Management Americas Inc | 16,921 | $381.1K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 16,894 | $380.5K | 0.00% | −10,339−38.0% | Reduced |
| BNP Paribas Arbitrage, SA | 16,520 | $372.0K | 0.00% | −4,433−21.2% | Reduced |
| PDT Partners, LLC | 16,289 | $366.8K | 0.03% | +16,289 | New |
| Credit Suisse AG | 15,813 | $356.1K | 0.00% | −5,280−25.0% | Reduced |
| Balyasny Asset Management LLC | 15,746 | $354.6K | 0.00% | −3,202−16.9% | Reduced |
| XTX Topco Ltd | 15,704 | $353.7K | 0.05% | +5,023+47.0% | Added |
| Sherbrooke Park Advisers LLC | 15,272 | $343.9K | 0.07% | +15,272 | New |
| Profund Advisors LLC | 14,146 | $318.6K | 0.01% | +14,146 | New |
| Legal & General Group Plc | 13,800 | $310.8K | 0.00% | −2,504−15.4% | Reduced |
| Verition Fund Management LLC | 13,472 | $303.4K | 0.00% | +13,472 | New |
| JPMorgan Chase & Co | 13,374 | $301.2K | 0.00% | −4,121−23.6% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 12,131 | $265.3K | 0.00% | +12,131 | New |
| Squarepoint Ops LLC | 11,667 | $262.7K | 0.00% | −6,256−34.9% | Reduced |
| California State Teachers Retirement System | 11,448 | $257.8K | 0.00% | −3,436−23.1% | Reduced |
| MetLife Investment Management | 11,043 | $248.7K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 9,850 | $222.0K | 0.02% | +9,850 | New |
| Deutsche Bank AG | 9,491 | $213.7K | 0.00% | +318+3.5% | Added |
| American International Group, Inc. | 9,232 | $207.9K | 0.00% | −80−0.9% | Reduced |
| Algert Global LLC | 9,100 | $204.9K | 0.01% | +9,100 | New |
| Walleye Capital LLC | 9,015 | $203.0K | 0.00% | +9,015 | New |
| Susquehanna International Group, LLP | 8,960 | $201.8K | 0.00% | −28,274−75.9% | Reduced |
| Russell Investments Group, Ltd. | 8,147 | $183.5K | 0.00% | −390−4.6% | Reduced |
| New York State Common Retirement Fund | 7,914 | $178.2K | 0.00% | −11−0.1% | Reduced |
| Aquatic Capital Management LLC | 7,600 | $171.2K | 0.01% | +7,600 | New |
| Public Employees Retirement Association of Colorado | 5,894 | $133.0K | 0.00% | −330−5.3% | Reduced |
| Wells Fargo & Company | 5,851 | $131.8K | 0.00% | +830+16.5% | Added |
| China Universal Asset Management Co., Ltd. | 5,123 | $115.4K | 0.01% | +2,051+66.8% | Added |
| Virtus ETF Advisers LLC | 4,551 | $102.5K | 0.05% | −311−6.4% | Reduced |
| Catalyst Funds Management Pty Ltd | 4,200 | $94.6K | 0.03% | +4,200 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 2,896 | $65.2K | 0.00% | −2,868−49.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 1,688 | $38.0K | 0.00% | +1,688 | New |