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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 2022

Institutional positions in Anaptysbio, Inc as of Mar 31, 2022. 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
131
−5 vs. Q4 2021
Shares held
29.7M
+1.94M (+7.0%) vs. Q4 2021
Total value
$735.4M
−$229.1M (−23.8%) vs. Q4 2021
New holders
17
33 more added
Sold out
22
52 more reduced

Compare with Q4 2021: 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.

Institutional holdersQ1 2022: 131 institutions
Q1 2021: 122 institutionsQ2 2021: 122 institutionsQ3 2021: 127 institutionsQ4 2021: 136 institutionsQ1 2022: 131 institutionsQ2 2022: 124 institutionsQ3 2022: 114 institutionsQ4 2022: 118 institutionsQ1 2023: 113 institutionsQ2 2023: 116 institutionsQ3 2023: 116 institutionsQ4 2023: 119 institutionsQ1 2024: 133 institutionsQ2 2024: 135 institutionsQ3 2024: 160 institutionsQ4 2024: 136 institutionsQ1 2025: 153 institutionsQ2 2025: 148 institutionsQ3 2025: 166 institutionsQ4 2025: 179 institutionsQ1 2026: 208 institutionsQ2 2026: 213 institutions
Value heldQ1 2022: $735.4M
Q1 2021: $628.6MQ2 2021: $720.6MQ3 2021: $748.8MQ4 2021: $964.4MQ1 2022: $735.4MQ2 2022: $632.6MQ3 2022: $830.6MQ4 2022: $1.02BQ1 2023: $675.4MQ2 2023: $614.9MQ3 2023: $544.5MQ4 2023: $646.4MQ1 2024: $658.1MQ2 2024: $746.6MQ3 2024: $1.13BQ4 2024: $468.9MQ1 2025: $742.8MQ2 2025: $816.2MQ3 2025: $980.2MQ4 2025: $1.42BQ1 2026: $1.55BQ2 2026: $2.03B
Institutions holding ANAB and their total value by quarter
QuarterHoldersValue
Q2 2026213$2.03B
Q1 2026208$1.55B
Q4 2025179$1.42B
Q3 2025166$980.2M
Q2 2025148$816.2M
Q1 2025153$742.8M
Q4 2024136$468.9M
Q3 2024160$1.13B
Q2 2024135$746.6M
Q1 2024133$658.1M
Q4 2023119$646.4M
Q3 2023116$544.5M
Q2 2023116$614.9M
Q1 2023113$675.4M
Q4 2022118$1.02B
Q3 2022114$830.6M
Q2 2022124$632.6M
Q1 2022131$735.4M
Q4 2021136$964.4M
Q3 2021127$748.8M
Q2 2021122$720.6M
Q1 2021122$628.6M

Institutions, Q1 2022

Shares, value and share of portfolio for each institution holding Anaptysbio, Inc; share changes are against Q4 2021.

Institutions holding ANAB in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
EcoR1 Capital, LLC7,521,024$186.1M5.83%00.0%Unchanged
Tang Capital Management LLC2,628,678$65.0M13.16%00.0%Unchanged
Vanguard Group Inc1,827,314$45.2M0.00%−15,369−0.8%Reduced
BlackRock Inc.1,823,395$45.1M0.00%−41,893−2.2%Reduced
Federated Hermes, Inc.1,603,187$39.7M0.09%−1,100−0.1%Reduced
Point72 Asset Management, L.P.1,317,600$32.6M0.14%+1,060,455+412.4%Added
Boxer Capital, LLC1,300,000$32.2M1.65%00.0%Unchanged
State Street Corp958,095$23.7M0.00%+85,786+9.8%Added
Frazier Life Sciences Management, L.P.899,700$22.3M1.90%+899,700New
Dimensional Fund Advisors LP891,851$22.1M0.01%+88,457+11.0%Added
Woodline Partners LP833,927$20.6M0.34%+223,946+36.7%Added
Great Point Partners LLC700,000$17.3M4.19%+107,750+18.2%Added
Rock Springs Capital Management LP563,300$13.9M0.35%+24,600+4.6%Added
Deep Track Capital, LP558,782$13.8M0.89%+558,782New
Nuveen Asset Management, LLC412,647$10.9M0.00%−484−0.1%Reduced
Palo Alto Investors LP431,024$10.7M0.82%−5,568−1.3%Reduced
Baker Bros. Advisors LP427,179$10.6M0.06%00.0%Unchanged
Geode Capital Management, LLC355,838$8.80M0.00%−22,022−5.8%Reduced
Blackstone Group Inc.328,720$8.13M0.02%00.0%Unchanged
Logos Global Management LP300,000$7.42M0.96%+300,000New
Northern Trust Corp270,329$6.69M0.00%−11,641−4.1%Reduced
JPMorgan Chase & Co234,361$5.80M0.00%−1,977−0.8%Reduced
Goldman Sachs Group Inc229,833$5.69M0.00%−87,404−27.6%Reduced
Laurion Capital Management LP207,500$5.13M0.12%+32,500+18.6%Added
FMR LLC178,921$4.43M0.00%+156,960+714.7%Added
D. E. Shaw & Co., Inc.169,560$4.20M0.01%−43,121−20.3%Reduced
Acadian Asset Management LLC152,885$3.78M0.02%−37,265−19.6%Reduced
Charles Schwab Investment Management Inc142,131$3.52M0.00%+5,819+4.3%Added
Eversept Partners, LP114,165$2.82M0.26%−68,447−37.5%Reduced
Jacobs Levy Equity Management, Inc111,407$2.76M0.02%+22,090+24.7%Added
Los Angeles Capital Management LLC105,611$2.61M0.01%−16,285−13.4%Reduced
Morgan Stanley104,991$2.60M0.00%+32,264+44.4%Added
Macquarie Group Ltd94,204$2.33M0.00%00.0%Unchanged
Bank of New York Mellon Corp84,715$2.10M0.00%−865−1.0%Reduced
Connor, Clark & Lunn Investment Management Ltd.78,427$1.94M0.01%−9,642−10.9%Reduced
ExodusPoint Capital Management, LP77,446$1.92M0.03%+77,446New
Two Sigma Advisers, LP77,400$1.92M0.01%−48,100−38.3%Reduced
Massachusetts Financial Services Co68,201$1.69M0.00%−13,003−16.0%Reduced
Fisher Asset Management, LLC67,889$1.68M0.00%+8,468+14.3%Added
Jupiter Asset Management Ltd60,448$1.50M0.02%+1,494+2.5%Added
TCG Crossover Management, LLC58,515$1.45M0.58%+58,515New
Renaissance Technologies LLC58,300$1.44M0.00%+23,700+68.5%Added
Ameriprise Financial Inc55,377$1.37M0.00%+12,902+30.4%Added
Parametric Portfolio Associates LLC53,963$1.33M0.00%−794−1.5%Reduced
Cormorant Asset Management, LP50,000$1.24M0.09%−50,000−50.0%Reduced
UBS Group AG47,941$1.19M0.00%+21,375+80.5%Added
Allspring Global Investments Holdings, LLC47,263$1.17M0.00%+19,956+73.1%Added
Rafferty Asset Management, LLC46,592$1.15M0.01%+3,230+7.4%Added
Ensign Peak Advisors, Inc45,342$1.12M0.00%+510+1.1%Added
Two Sigma Investments, LP43,211$1.07M0.00%−43,321−50.1%Reduced
Swiss National Bank42,300$1.05M0.00%+3,100+7.9%Added
AQR Capital Management LLC38,833$961.0K0.00%−169−0.4%Reduced
Parkman Healthcare Partners LLC37,285$922.0K0.27%+1,452+4.1%Added
Bank of America Corp34,212$846.0K0.00%+24,554+254.2%Added
State of Wisconsin Investment Board28,800$713.0K0.00%−8,900−23.6%Reduced
Alliancebernstein L.P.28,500$705.0K0.00%+100+0.4%Added
Alps Advisors Inc28,439$704.0K0.01%−3,392−10.7%Reduced
Royal Bank of Canada27,855$689.0K0.00%−12,211−30.5%Reduced
Panagora Asset Management Inc26,479$655.0K0.00%+59+0.2%Added
Rhumbline Advisers25,702$636.0K0.00%−4,635−15.3%Reduced
California State Teachers Retirement System23,514$582.0K0.00%−1,954−7.7%Reduced
UBS Asset Management Americas Inc23,007$569.2K0.00%00.0%Unchanged
Ziegler Capital Management, LLC22,774$563.0K0.02%−2,400−9.5%Reduced
Martingale Asset Management L P22,509$558.0K0.01%−2,700−10.7%Reduced
Wells Fargo & Company20,790$514.0K0.00%−5,859−22.0%Reduced
Ergoteles LLC19,355$479.0K0.02%+19,355New
Victory Capital Management Inc19,344$453.0K0.00%+19,344New
Russell Investments Group, Ltd.17,197$424.0K0.00%−721−4.0%Reduced
Invesco Ltd.16,698$413.0K0.00%−2,516−13.1%Reduced
Wellington Management Group LLP16,691$413.0K0.00%+16,691New
Natixis16,300$403.0K0.00%−142,700−89.7%Reduced
Putnam Investments LLC15,513$383.0K0.00%−1,213−7.3%Reduced
Principal Financial Group Inc15,373$380.0K0.00%−6,327−29.2%Reduced
Franklin Resources Inc14,832$367.0K0.00%+8+0.1%Added
Virginia Retirement Systems Et Al14,700$364.0K0.00%−4,600−23.8%Reduced
Susquehanna International Group, LLP14,630$362.0K0.00%−8,942−37.9%Reduced
Credit Suisse AG14,415$356.0K0.00%−288−2.0%Reduced
International Biotechnology Trust PLC10,000$348.0K0.15%00.0%Unchanged
HighVista Strategies LLC13,998$346.0K0.22%+13,998New
New York State Common Retirement Fund13,647$338.0K0.00%+819+6.4%Added
Corton Capital Inc.13,614$337.0K0.15%+13,614New
MetLife Investment Management11,043$273.2K0.00%+4,009+57.0%Added
Price T Rowe Associates Inc10,872$269.0K0.00%+475+4.6%Added
CenterBook Partners LP10,702$265.0K0.09%+10,702New
Deutsche Bank AG10,474$259.0K0.00%−1,238−10.6%Reduced
Arrowstreet Capital, Limited Partnership9,862$244.0K0.00%−62,639−86.4%Reduced
State Board of Administration of Florida Retirement System9,716$240.0K0.00%−2,220−18.6%Reduced
Citigroup Inc9,597$237.0K0.00%−28,427−74.8%Reduced
American International Group, Inc.9,573$237.0K0.00%−673−6.6%Reduced
Delphia (USA) Inc.9,433$233.0K0.17%+9,433New
Susquehanna Fundamental Investments, LLC9,021$223.0K0.00%−198−2.1%Reduced
Citadel Advisors LLC8,716$216.0K0.00%+8,716New
STRS Ohio8,700$215.0K0.00%00.0%Unchanged
Legal & General Group Plc8,663$214.0K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The8,310$205.6K0.00%−1,950−19.0%Reduced
Institute for Wealth Management, LLC.8,115$201.0K0.03%00.0%Unchanged
James Investment Research Inc6,525$161.0K0.02%+6,525New
Public Employees Retirement Association of Colorado6,224$154.0K0.00%00.0%Unchanged
DekaBank Deutsche Girozentrale5,300$130.0K0.00%+500+10.4%Added
Virtus ETF Advisers LLC4,949$122.0K0.05%−286−5.5%Reduced