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, Q4 2023
Institutional positions in Anaptysbio, Inc as of Dec 31, 2023. 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
- 119
- +3 vs. Q3 2023
- Shares held
- 30.2M
- −140.4K (−0.5%) vs. Q3 2023
- Total value
- $646.4M
- +$101.9M (+18.7%) vs. Q3 2023
- New holders
- 16
- 31 more added
- Sold out
- 13
- 44 more reduced
Compare with Q3 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, Q4 2023
Shares, value and share of portfolio for each institution holding Anaptysbio, Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | 7,521,024 | $161.1M | 4.19% | 00.0% | Unchanged |
| Deep Track Capital, LP | 2,036,990 | $43.6M | 1.53% | +691,177+51.4% | Added |
| Tang Capital Management LLC | 1,950,609 | $41.8M | 3.86% | 00.0% | Unchanged |
| BlackRock Inc. | 1,799,823 | $38.6M | 0.00% | −24,069−1.3% | Reduced |
| Vanguard Group Inc | 1,380,115 | $29.6M | 0.00% | −322,666−18.9% | Reduced |
| Boxer Capital, LLC | 1,300,000 | $27.8M | 1.39% | 00.0% | Unchanged |
| First Light Asset Management, LLC | 1,237,178 | $26.5M | 2.13% | +446,372+56.4% | Added |
| Woodline Partners LP | 1,194,974 | $25.6M | 0.28% | +354,153+42.1% | Added |
| Great Point Partners LLC | 976,981 | $20.9M | 3.57% | +82,648+9.2% | Added |
| Frazier Life Sciences Management, L.P. | 899,700 | $19.3M | 1.03% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 788,545 | $16.9M | 0.05% | −2,655−0.3% | Reduced |
| Palo Alto Investors LP | 686,882 | $14.7M | 1.33% | +255,658+59.3% | Added |
| Saturn V Capital Management LLC | 664,276 | $14.2M | 5.45% | +87,175+15.1% | Added |
| Morgan Stanley | 602,032 | $12.9M | 0.00% | +521,045+643.4% | Added |
| Dimensional Fund Advisors LP | 597,892 | $12.8M | 0.00% | −88,569−12.9% | Reduced |
| State Street Corp | 444,347 | $9.52M | 0.00% | −489,015−52.4% | Reduced |
| Eventide Asset Management, LLC | 427,000 | $9.15M | 0.15% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 420,105 | $9.00M | 0.00% | +20,511+5.1% | Added |
| Millennium Management LLC | 407,031 | $8.72M | 0.01% | −39,186−8.8% | Reduced |
| Franklin Resources Inc | 405,115 | $8.68M | 0.00% | +75,025+22.7% | Added |
| 5AM Venture Management, LLC | 357,733 | $7.66M | 2.03% | 00.0% | Unchanged |
| Suvretta Capital Management, LLC | 354,872 | $7.60M | 0.35% | −124,573−26.0% | Reduced |
| Blackstone Group Inc. | 328,720 | $7.04M | 0.03% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 231,754 | $4.96M | 0.00% | +5,472+2.4% | Added |
| Assenagon Asset Management S.A. | 221,838 | $4.75M | 0.01% | 00.0% | Unchanged |
| Northern Trust Corp | 207,148 | $4.44M | 0.00% | +6,971+3.5% | Added |
| FMR LLC | 202,711 | $4.34M | 0.00% | −64,904−24.3% | Reduced |
| D. E. Shaw & Co., Inc. | 160,326 | $3.43M | 0.00% | +14,434+9.9% | Added |
| Charles Schwab Investment Management Inc | 144,820 | $3.10M | 0.00% | +1,809+1.3% | Added |
| Goldman Sachs Group Inc | 139,501 | $2.99M | 0.00% | −38,900−21.8% | Reduced |
| Octagon Capital Advisors LP | 120,000 | $2.57M | 0.41% | +120,000 | New |
| Citadel Advisors LLC | 114,973 | $2.46M | 0.00% | −71,495−38.3% | Reduced |
| Two Sigma Advisers, LP | 99,200 | $2.12M | 0.00% | −17,900−15.3% | Reduced |
| Renaissance Technologies LLC | 95,600 | $2.05M | 0.00% | +2,900+3.1% | Added |
| Hudson Bay Capital Management LP | 95,000 | $2.03M | 0.02% | −5,000−5.0% | Reduced |
| Macquarie Group Ltd | 93,732 | $2.01M | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 87,530 | $1.87M | 0.00% | −20,088−18.7% | Reduced |
| UBS Oconnor LLC | 87,124 | $1.87M | 0.06% | −37,339−30.0% | Reduced |
| HRT Financial LP | 75,633 | $1.62M | 0.01% | +75,633 | New |
| Fisher Asset Management, LLC | 71,154 | $1.52M | 0.00% | +500+0.7% | Added |
| Bank of New York Mellon Corp | 70,036 | $1.50M | 0.00% | +631+0.9% | Added |
| Nuveen Asset Management, LLC | 53,114 | $1.14M | 0.00% | −19,452−26.8% | Reduced |
| StemPoint Capital LP | 45,000 | $963.9K | 0.26% | +45,000 | New |
| Ensign Peak Advisors, Inc | 43,442 | $930.5K | 0.00% | 00.0% | Unchanged |
| Victory Capital Management Inc | 43,140 | $924.1K | 0.00% | −550−1.3% | Reduced |
| Susquehanna International Group, LLP | 37,234 | $797.6K | 0.00% | +4,635+14.2% | Added |
| Federated Hermes, Inc. | 36,027 | $771.7K | 0.00% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 35,625 | $763.1K | 0.00% | −171,160−82.8% | Reduced |
| FMB Wealth Management | 35,592 | $762.4K | 0.70% | 00.0% | Unchanged |
| Marshall Wace, LLP | 33,357 | $714.5K | 0.00% | −1,520−4.4% | Reduced |
| TD Asset Management Inc | 31,400 | $672.6K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 30,590 | $655.2K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 30,107 | $644.9K | 0.00% | +4,438+17.3% | Added |
| Rhumbline Advisers | 29,393 | $629.6K | 0.00% | −808−2.7% | Reduced |
| Barclays PLC | 29,308 | $627.8K | 0.00% | −6,761−18.7% | Reduced |
| Martingale Asset Management L P | 28,619 | $613.0K | 0.01% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 27,233 | $583.3K | 0.00% | +8,739+47.3% | Added |
| Swiss National Bank | 26,200 | $561.2K | 0.00% | −11,700−30.9% | Reduced |
| Bank of America Corp | 25,415 | $544.4K | 0.00% | −35,384−58.2% | Reduced |
| ExodusPoint Capital Management, LP | 24,672 | $528.0K | 0.01% | −15,867−39.1% | Reduced |
| Trexquant Investment LP | 21,832 | $467.6K | 0.01% | +11,318+107.6% | Added |
| Credit Suisse AG | 21,093 | $451.8K | 0.00% | −2,392−10.2% | Reduced |
| BNP Paribas Arbitrage, SA | 20,953 | $448.8K | 0.00% | −2,844−12.0% | Reduced |
| Tower Research Capital LLC (TRC) | 20,522 | $439.6K | 0.01% | +16,926+470.7% | Added |
| Caxton Associates LP | 19,191 | $411.1K | 0.02% | +4,296+28.8% | Added |
| Balyasny Asset Management LLC | 18,948 | $405.9K | 0.00% | +18,948 | New |
| UBS Group AG | 18,742 | $401.5K | 0.00% | +1,156+6.6% | Added |
| Alps Advisors Inc | 18,068 | $387.0K | 0.00% | −1,506−7.7% | Reduced |
| Squarepoint Ops LLC | 17,923 | $383.9K | 0.00% | −34,530−65.8% | Reduced |
| JPMorgan Chase & Co | 17,495 | $374.7K | 0.00% | −10,917−38.4% | Reduced |
| Caption Management, LLC | 17,004 | $364.2K | 0.04% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 16,921 | $362.4K | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 16,682 | $357.3K | 0.00% | +16,682 | New |
| Legal & General Group Plc | 16,304 | $349.2K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 14,884 | $318.8K | 0.00% | −4,487−23.2% | Reduced |
| MetLife Investment Management | 11,043 | $236.5K | 0.00% | 00.0% | Unchanged |
| American Century Companies Inc | 11,012 | $235.9K | 0.00% | +159+1.5% | Added |
| XTX Topco Ltd | 10,681 | $228.8K | 0.05% | +10,681 | New |
| Tudor Investment Corp Et Al | 9,939 | $212.9K | 0.00% | +9,939 | New |
| Invesco Ltd. | 9,718 | $208.2K | 0.00% | −304−3.0% | Reduced |
| Brevan Howard Capital Management LP | 9,673 | $207.2K | 0.02% | +9,673 | New |
| American International Group, Inc. | 9,312 | $199.5K | 0.00% | −38−0.4% | Reduced |
| Deutsche Bank AG | 9,173 | $196.5K | 0.00% | −250−2.7% | Reduced |
| Russell Investments Group, Ltd. | 8,537 | $182.9K | 0.00% | −7,663−47.3% | Reduced |
| New York State Common Retirement Fund | 7,925 | $169.8K | 0.00% | −38−0.5% | Reduced |
| Royal Bank of Canada | 7,180 | $154.0K | 0.00% | +4,537+171.7% | Added |
| Public Employees Retirement Association of Colorado | 6,224 | $133.0K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 5,875 | $126.0K | 0.00% | +5,875 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 5,764 | $123.5K | 0.00% | −132−2.2% | Reduced |
| Quest Partners LLC | 5,573 | $119.4K | 0.03% | +5,573 | New |
| Wells Fargo & Company | 5,021 | $107.5K | 0.00% | −10,218−67.1% | Reduced |
| Virtus ETF Advisers LLC | 4,862 | $104.1K | 0.07% | −461−8.7% | Reduced |
| Citigroup Inc | 3,620 | $77.5K | 0.00% | −31,508−89.7% | Reduced |
| China Universal Asset Management Co., Ltd. | 3,072 | $65.8K | 0.01% | +2,390+350.4% | Added |
| Qube Research & Technologies Ltd | 2,639 | $56.5K | 0.00% | −10,826−80.4% | Reduced |
| Amalgamated Bank | 2,528 | $54.0K | 0.00% | −197−7.2% | Reduced |
| Ameritas Investment Partners, Inc. | 1,512 | $32.4K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 1,211 | $25.9K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 1,140 | $24.4K | 0.00% | −16−1.4% | Reduced |
| Great West Life Assurance Co | 750 | $16.0K | 0.00% | 00.0% | Unchanged |