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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, Q3 2021

Institutional positions in Anaptysbio, Inc as of Sep 30, 2021. 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
127
+6 vs. Q2 2021
Shares held
27.6M
−165.0K (−0.6%) vs. Q2 2021
Total value
$748.8M
+$28.5M (+4.0%) vs. Q2 2021
New holders
15
30 more added
Sold out
9
42 more reduced

1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2021: 127 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 heldQ3 2021: $748.8M
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, Q3 2021

Shares, value and share of portfolio for each institution holding Anaptysbio, Inc; share changes are against Q2 2021.

Institutions holding ANAB in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
EcoR1 Capital, LLC7,521,024$204.0M7.21%00.0%Unchanged
Tang Capital Management LLC2,628,678$71.3M14.80%00.0%Unchanged
BlackRock Inc.1,871,177$50.7M0.00%+19,273+1.0%Added
Vanguard Group Inc1,829,230$49.6M0.00%−54,911−2.9%Reduced
Boxer Capital, LLC1,300,000$35.3M1.23%00.0%Unchanged
Woodline Partners LP1,013,956$27.5M0.46%+473,904+87.8%Added
State Street Corp966,867$26.2M0.00%−315,243−24.6%Reduced
Federated Hermes, Inc.942,273$25.6M0.05%+38,866+4.3%Added
Frazier Management LLC899,700$24.4M1.95%00.0%Unchanged
Dimensional Fund Advisors LP755,492$20.5M0.01%−16,625−2.2%Reduced
Great Point Partners LLC549,545$14.9M3.52%+149,494+37.4%Added
Rock Springs Capital Management LP535,832$14.5M0.31%+600+0.1%Added
Palo Alto Investors LP436,592$11.8M0.71%00.0%Unchanged
Baker Bros. Advisors LP427,179$11.6M0.05%00.0%Unchanged
Nuveen Asset Management, LLC420,949$11.4M0.00%+12,593+3.1%Added
Cormorant Asset Management, LP385,081$10.4M0.42%00.0%Unchanged
Geode Capital Management, LLC358,932$9.73M0.00%−25,210−6.6%Reduced
Goldman Sachs Group Inc347,622$9.43M0.00%+32,863+10.4%Added
BVF Inc334,398$9.07M0.35%−474,312−58.7%Reduced
Blackstone Group Inc.328,720$8.91M0.02%+328,720New
Northern Trust Corp287,853$7.81M0.00%−11,214−3.7%Reduced
D. E. Shaw & Co., Inc.253,792$6.88M0.01%−4,852−1.9%Reduced
JPMorgan Chase & Co245,270$6.65M0.00%−61,391−20.0%Reduced
Acadian Asset Management LLC176,654$4.79M0.02%+15,270+9.5%Added
Two Sigma Advisers, LP169,900$4.61M0.01%−99,100−36.8%Reduced
Two Sigma Investments, LP144,993$3.93M0.01%−63,610−30.5%Reduced
Charles Schwab Investment Management Inc135,638$3.68M0.00%−7,189−5.0%Reduced
Millennium Management LLC132,709$3.60M0.00%+25,189+23.4%Added
Los Angeles Capital Management LLC130,560$3.54M0.02%+4,355+3.5%Added
SG Americas Securities, LLC129,936$3.52M0.02%+12,088+10.3%Added
Massachusetts Financial Services Co96,195$2.61M0.00%−1,262−1.3%Reduced
Macquarie Group Ltd94,204$2.56M0.00%00.0%Unchanged
Jacobs Levy Equity Management, Inc88,428$2.40M0.02%−738−0.8%Reduced
Connor, Clark & Lunn Investment Management Ltd.87,882$2.38M0.01%+7,733+9.6%Added
Bank of New York Mellon Corp82,036$2.23M0.00%+3,185+4.0%Added
Eversept Partners, LP78,054$2.12M0.17%+78,054New
Morgan Stanley71,946$1.95M0.00%−89,729−55.5%Reduced
Renaissance Technologies LLC68,700$1.86M0.00%−155,600−69.4%Reduced
Wells Fargo & Company63,984$1.74M0.00%−15,717−19.7%Reduced
Jupiter Asset Management Ltd58,954$1.60M0.02%00.0%Unchanged
Parametric Portfolio Associates LLC57,279$1.55M0.00%+6,544+12.9%Added
Bank of Montreal50,660$1.35M0.00%+50,660New
Fisher Asset Management, LLC46,019$1.25M0.00%+46,019New
Ensign Peak Advisors, Inc43,442$1.18M0.00%+43,442New
AXA S.A.39,600$1.07M0.00%00.0%Unchanged
Swiss National Bank39,200$1.06M0.00%00.0%Unchanged
Royal Bank of Canada37,724$1.02M0.00%−53−0.1%Reduced
Alps Advisors Inc33,623$912.0K0.01%−2,422−6.7%Reduced
Martingale Asset Management L P33,514$910.0K0.01%+13,800+70.0%Added
Ziegler Capital Management, LLC33,205$901.0K0.03%+33,205New
HRT Financial LP31,725$860.0K0.01%−54,990−63.4%Reduced
State of Wisconsin Investment Board31,100$843.0K0.00%+2,300+8.0%Added
Rhumbline Advisers30,647$831.0K0.00%+460+1.5%Added
Alliancebernstein L.P.30,400$824.0K0.00%00.0%Unchanged
Rafferty Asset Management, LLC30,167$818.0K0.01%−17,796−37.1%Reduced
Virginia Retirement Systems Et Al28,400$770.0K0.01%−100−0.4%Reduced
UBS Group AG27,961$758.0K0.00%+23,112+476.6%Added
Hennion & Walsh Asset Management, Inc.27,118$735.0K0.04%−1,171−4.1%Reduced
AQR Capital Management LLC26,345$714.0K0.00%+11,712+80.0%Added
Panagora Asset Management Inc26,078$707.0K0.00%+25,819+9,968.7%Added
California State Teachers Retirement System25,420$689.0K0.00%−1,203−4.5%Reduced
UBS Asset Management Americas Inc24,314$659.4K0.00%00.0%Unchanged
Citigroup Inc22,550$612.0K0.00%−54,028−70.6%Reduced
Invesco Ltd.21,255$576.0K0.00%+1,172+5.8%Added
Russell Investments Group, Ltd.18,389$497.0K0.00%+588+3.3%Added
Susquehanna International Group, LLP16,312$442.0K0.00%−10,920−40.1%Reduced
Susquehanna Fundamental Investments, LLC15,219$413.0K0.01%−3,776−19.9%Reduced
Franklin Resources Inc14,900$404.0K0.00%+14,900New
Gsa Capital Partners LLP14,583$395.0K0.04%+14,583New
Bank of America Corp14,238$386.0K0.00%−1,311−8.4%Reduced
Credit Suisse AG13,649$371.0K0.00%+2,991+28.1%Added
New York State Common Retirement Fund12,861$349.0K0.00%−3,877−23.2%Reduced
State Board of Administration of Florida Retirement System12,504$339.0K0.00%00.0%Unchanged
Boothbay Fund Management, LLC12,260$332.0K0.01%−4,875−28.5%Reduced
Jump Financial, LLC11,900$323.0K0.02%+11,900New
Institute for Wealth Management, LLC.11,865$322.0K0.06%00.0%Unchanged
Barclays PLC11,729$319.0K0.00%+8,004+214.9%Added
Winton Group Ltd11,487$312.0K0.02%+11,487New
Deutsche Bank AG11,094$301.0K0.00%−354−3.1%Reduced
Manufacturers Life Insurance Company, The10,670$289.0K0.00%−1,022−8.7%Reduced
American International Group, Inc.10,553$286.0K0.00%−251−2.3%Reduced
International Biotechnology Trust PLC10,000$271.0K0.07%00.0%Unchanged
Hunter Perkins Capital Management, LLC9,130$248.0K0.05%00.0%Unchanged
Legal & General Group Plc8,663$235.0K0.00%+3,515+68.3%Added
Virtus ETF Advisers LLC8,537$232.0K0.10%−450−5.0%Reduced
Voya Investment Management LLC8,494$230.0K0.00%00.0%Unchanged
ProShare Advisors LLC8,331$226.0K0.00%−1,588−16.0%Reduced
Price T Rowe Associates Inc8,140$221.0K0.00%−126−1.5%Reduced
SEI Investments Co7,835$212.0K0.00%+7,835New
Old Well Partners, LLC7,737$210.0K0.11%00.0%Unchanged
ExodusPoint Capital Management, LP7,599$206.0K0.00%−26,080−77.4%Reduced
MetLife Investment Management7,034$190.8K0.00%−4,237−37.6%Reduced
Pinz Capital Management, LP6,900$187.0K0.08%+6,900New
Public Employees Retirement Association of Colorado6,224$169.0K0.00%00.0%Unchanged
Metropolitan Life Insurance Co5,630$152.7K0.00%−2,367−29.6%Reduced
BNP Paribas Arbitrage, SA5,009$135.8K0.00%+2,222+79.7%Added
DekaBank Deutsche Girozentrale4,700$124.0K0.00%00.0%Unchanged
Public Employees Retirement System of Ohio3,890$105.0K0.00%00.0%Unchanged
Lazard Asset Management LLC2,242$60.0K0.00%+2,242New
Zurcher Kantonalbank (Zurich Cantonalbank)1,851$50.0K0.00%00.0%Unchanged