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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 2023

Institutional positions in Anaptysbio, Inc as of Sep 30, 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
116
0 vs. Q2 2023
Shares held
30.3M
+88.7K (+0.3%) vs. Q2 2023
Total value
$544.5M
−$70.4M (−11.4%) vs. Q2 2023
New holders
14
34 more added
Sold out
14
38 more reduced

Compare with Q2 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.

Institutional holdersQ3 2023: 116 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 2023: $544.5M
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 2023

Shares, value and share of portfolio for each institution holding Anaptysbio, Inc; share changes are against Q2 2023.

Institutions holding ANAB in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
EcoR1 Capital, LLC7,521,024$135.1M4.60%00.0%Unchanged
Tang Capital Management LLC1,950,609$35.0M4.94%00.0%Unchanged
BlackRock Inc.1,823,892$32.8M0.00%−8130.0%Reduced
Vanguard Group Inc1,702,781$30.6M0.00%−72,916−4.1%Reduced
Deep Track Capital, LP1,345,813$24.2M0.94%+1,345,813New
Boxer Capital, LLC1,300,000$23.3M1.24%00.0%Unchanged
Braidwell LP1,049,823$18.9M0.60%−104,600−9.1%Reduced
State Street Corp933,362$16.8M0.00%−279,452−23.0%Reduced
Frazier Life Sciences Management, L.P.899,700$16.2M1.07%00.0%Unchanged
Great Point Partners LLC894,333$16.1M3.02%00.0%Unchanged
Woodline Partners LP840,821$15.1M0.18%−193,728−18.7%Reduced
Point72 Asset Management, L.P.791,200$14.2M0.05%−668,709−45.8%Reduced
First Light Asset Management, LLC790,806$14.2M1.35%+468,598+145.4%Added
Dimensional Fund Advisors LP686,461$12.3M0.00%−218,451−24.1%Reduced
Saturn V Capital Management LLC577,101$10.4M4.34%+577,101New
Suvretta Capital Management, LLC479,445$8.61M0.47%+479,445New
Millennium Management LLC446,217$8.01M0.01%+49,028+12.3%Added
Palo Alto Investors LP431,224$7.74M0.73%00.0%Unchanged
Eventide Asset Management, LLC427,000$7.67M0.14%+427,000New
Geode Capital Management, LLC399,594$7.18M0.00%+3,574+0.9%Added
5AM Venture Management, LLC357,733$6.42M1.85%00.0%Unchanged
Franklin Resources Inc330,090$5.93M0.00%+330,090New
Blackstone Group Inc.328,720$5.90M0.03%00.0%Unchanged
FMR LLC267,615$4.81M0.00%−25,951−8.8%Reduced
Price T Rowe Associates Inc226,282$4.07M0.00%+226,282New
Assenagon Asset Management S.A.221,838$3.98M0.01%−273,216−55.2%Reduced
Jacobs Levy Equity Management, Inc206,785$3.71M0.02%+8,064+4.1%Added
Northern Trust Corp200,177$3.60M0.00%−2,390−1.2%Reduced
Citadel Advisors LLC186,468$3.35M0.00%+32,339+21.0%Added
Goldman Sachs Group Inc178,401$3.20M0.00%+46,365+35.1%Added
D. E. Shaw & Co., Inc.145,892$2.62M0.00%−59,904−29.1%Reduced
Charles Schwab Investment Management Inc143,011$2.57M0.00%+3,399+2.4%Added
UBS Oconnor LLC124,463$2.24M0.04%00.0%Unchanged
Two Sigma Advisers, LP117,100$2.10M0.01%−8,900−7.1%Reduced
Two Sigma Investments, LP107,618$1.93M0.01%−38,520−26.4%Reduced
Baker Bros. Advisors LP106,197$1.91M0.01%−669,727−86.3%Reduced
Hudson Bay Capital Management LP100,000$1.80M0.02%+50,000+100.0%Added
Macquarie Group Ltd93,732$1.68M0.00%00.0%Unchanged
Renaissance Technologies LLC92,700$1.67M0.00%+34,700+59.8%Added
Morgan Stanley80,987$1.45M0.00%+9,369+13.1%Added
Nuveen Asset Management, LLC72,566$1.30M0.00%+159+0.2%Added
Fisher Asset Management, LLC70,654$1.27M0.00%00.0%Unchanged
Bank of New York Mellon Corp69,405$1.25M0.00%+240.0%Added
Rafferty Asset Management, LLC62,336$1.12M0.01%−30,314−32.7%Reduced
Bank of America Corp60,799$1.09M0.00%−59,516−49.5%Reduced
Squarepoint Ops LLC52,453$942.1K0.00%+20,968+66.6%Added
Ameriprise Financial Inc44,919$806.7K0.00%−42,947−48.9%Reduced
Victory Capital Management Inc43,690$784.7K0.00%+43,690New
Ensign Peak Advisors, Inc43,442$780.2K0.00%00.0%Unchanged
ExodusPoint Capital Management, LP40,539$728.0K0.01%−48,046−54.2%Reduced
Swiss National Bank37,900$680.7K0.00%−4,700−11.0%Reduced
Barclays PLC36,069$647.8K0.00%−12,593−25.9%Reduced
Federated Hermes, Inc.36,027$647.0K0.00%−170.0%Reduced
FMB Wealth Management35,592$639.2K0.69%00.0%Unchanged
Citigroup Inc35,128$630.9K0.00%+1,334+3.9%Added
Marshall Wace, LLP34,877$626.4K0.00%+21,576+162.2%Added
Susquehanna International Group, LLP32,599$585.5K0.00%−8,379−20.4%Reduced
TD Asset Management Inc31,400$563.9K0.00%+31,400New
Alliancebernstein L.P.30,590$549.4K0.00%−1,930−5.9%Reduced
Rhumbline Advisers30,201$542.4K0.00%−191−0.6%Reduced
Martingale Asset Management L P28,619$514.0K0.01%00.0%Unchanged
JPMorgan Chase & Co28,412$510.3K0.00%+905+3.3%Added
Jane Street Group, LLC25,669$461.0K0.00%+25,669New
BNP Paribas Arbitrage, SA23,797$427.4K0.00%+4,366+22.5%Added
Credit Suisse AG23,485$421.8K0.00%−2,463−9.5%Reduced
Public Employees Retirement System of Ohio23,137$416.0K0.00%00.0%Unchanged
Alps Advisors Inc19,574$351.5K0.00%+104+0.5%Added
California State Teachers Retirement System19,371$347.9K0.00%−4,152−17.7%Reduced
Manufacturers Life Insurance Company, The18,494$332.2K0.00%+18,494New
UBS Group AG17,586$315.8K0.00%−17,611−50.0%Reduced
Caption Management, LLC17,004$305.4K0.04%+13,585+397.3%Added
UBS Asset Management Americas Inc16,921$303.9K0.00%00.0%Unchanged
Algert Global LLC16,530$296.9K0.01%+4,740+40.2%Added
Legal & General Group Plc16,304$292.8K0.00%−307−1.8%Reduced
Russell Investments Group, Ltd.16,200$291.0K0.00%−908−5.3%Reduced
Wells Fargo & Company15,239$273.7K0.00%−8,191−35.0%Reduced
Caxton Associates LP14,895$267.5K0.04%+14,895New
Engineers Gate Manager LP14,627$262.7K0.01%+14,627New
State of Wisconsin Investment Board14,340$257.5K0.00%−361−2.5%Reduced
Qube Research & Technologies Ltd13,465$241.8K0.00%−69−0.5%Reduced
Mirae Asset Global Investments Co., Ltd.11,231$201.7K0.00%−1,141−9.2%Reduced
MetLife Investment Management11,043$198.3K0.00%00.0%Unchanged
American Century Companies Inc10,853$194.9K0.00%+10,853New
Profund Advisors LLC10,632$191.0K0.01%−6,211−36.9%Reduced
Trexquant Investment LP10,514$188.8K0.00%+10,514New
Invesco Ltd.10,022$180.0K0.00%−45−0.4%Reduced
Deutsche Bank AG9,423$169.2K0.00%+1,604+20.5%Added
American International Group, Inc.9,350$167.9K0.00%+198+2.2%Added
New York State Common Retirement Fund7,963$143.0K0.00%+42+0.5%Added
Public Employees Retirement Association of Colorado6,224$112.0K0.00%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)5,896$105.9K0.00%+3,381+134.4%Added
Virtus ETF Advisers LLC5,323$95.6K0.06%−536−9.1%Reduced
Tower Research Capital LLC (TRC)3,596$64.6K0.00%+2,565+248.8%Added
Amalgamated Bank2,725$49.0K0.00%00.0%Unchanged
Royal Bank of Canada2,643$48.0K0.00%+1,154+77.5%Added
Amundi1,538$29.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.1,512$27.2K0.00%00.0%Unchanged
Gladius Capital Management LP1,481$26.6K0.01%+399+36.9%Added
Metropolitan Life Insurance Co1,211$21.8K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC1,156$20.8K0.00%+16+1.4%Added