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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, Q2 2026

Institutional positions in Anaptysbio, Inc as of Jun 30, 2026. 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
213
+8 vs. Q1 2026
Shares held
30.1M
+1.89M (+6.7%) vs. Q1 2026
Total value
$2.03B
+$482.5M (+31.1%) vs. Q1 2026
New holders
45
73 more added
Sold out
37
65 more reduced

3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 213 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 heldQ2 2026: $2.03B
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, Q2 2026

Shares, value and share of portfolio for each institution holding Anaptysbio, Inc; share changes are against Q1 2026.

Institutions holding ANAB in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
DCF Advisers, LLC9,114$615.2K0.16%−9,661−51.5%Reduced
Vanguard Asset Management, Ltd9,690$654.1K0.00%00.0%Unchanged
Manufacturers Life Insurance Company, The10,366$699.7K0.00%+200+2.0%Added
Quantedge Capital Pte Ltd10,400$702.0K0.53%+10,400New
Profund Advisors LLC11,044$745.5K0.02%−1,158−9.5%Reduced
Voya Investment Management LLC11,265$760.4K0.00%−3,081−21.5%Reduced
MetLife Investment Management11,548$779.5K0.00%+1,375+13.5%Added
Clear Harbor Asset Management, LLC11,550$779.6K0.05%+11,550New
Mirae Asset Global ETFs Holdings Ltd.11,639$781.7K0.00%+1,153+11.0%Added
Universal- Beteiligungs- und Servicegesellschaft mbH11,610$783.7K0.00%+11,610New
Acadian Asset Management LLC11,697$787.0K0.00%−1,522−11.5%Reduced
Brinker Capital Investments, LLC11,876$801.6K0.01%−1,253−9.5%Reduced
SEI Investments Co13,161$888.4K0.00%+5,507+71.9%Added
Brevan Howard Capital Management LP13,329$899.7K0.01%+2,301+20.9%Added
Zurcher Kantonalbank (Zurich Cantonalbank)13,405$904.8K0.00%+3,806+39.6%Added
Vanguard Global Advisers, LLC13,919$939.5K0.00%+2,165+18.4%Added
Cresset Asset Management, LLC14,412$972.8K0.00%+544+3.9%Added
Massachusetts Financial Services Co15,870$1.07M0.00%+15,870New
Russell Investments Group, Ltd.16,301$1.10M0.00%+3,013+22.7%Added
Legal & General Group Plc16,415$1.11M0.00%+2,584+18.7%Added
Canada Pension Plan Investment Board16,500$1.11M0.00%+1,600+10.7%Added
Diametric Capital, LP16,868$1.14M0.12%+16,868New
Virginia Retirement Systems Et Al17,250$1.16M0.01%+1,200+7.5%Added
Los Angeles Capital Management LLC17,536$1.18M0.00%+1,872+12.0%Added
California State Teachers Retirement System17,629$1.19M0.00%+3,629+25.9%Added
Y-Intercept (Hong Kong) Ltd18,468$1.25M0.02%−4,233−18.6%Reduced
Creative Planning18,773$1.27M0.00%+1,937+11.5%Added
Martingale Asset Management L P19,942$1.35M0.03%−8,200−29.1%Reduced
Credit Agricole S A20,000$1.35M0.00%00.0%Unchanged
Tudor Investment Corp Et Al20,019$1.35M0.01%+15,057+303.4%Added
Hussman Strategic Advisors, Inc.21,000$1.42M0.33%00.0%Unchanged
XTX Topco Ltd21,411$1.45M0.02%−29,126−57.6%Reduced
Rafferty Asset Management, LLC21,864$1.48M0.00%−5,385−19.8%Reduced
Burney Co22,557$1.52M0.04%+22,557New
UBS Asset Management Americas Inc23,310$1.57M0.00%−7,417−24.1%Reduced
Rhumbline Advisers26,346$1.78M0.00%+2,498+10.5%Added
Alliancebernstein L.P.32,820$1.82M0.00%+1,500+4.8%Added
SummitTX Capital, L.P.28,779$1.94M0.05%+28,779New
Aquatic Capital Management LLC30,813$2.08M0.07%+30,813New
Moody Aldrich Partners LLC30,926$2.09M0.38%−8,529−21.6%Reduced
Toroso Investments, LLC31,270$2.11M0.01%−5,082−14.0%Reduced
Tema ETFs LLC31,270$2.11M0.07%+201+0.6%Added
Voleon Capital Management LP31,425$2.12M0.04%+31,425New
Swiss National Bank31,700$2.14M0.00%+4,100+14.9%Added
Price T Rowe Associates Inc32,374$2.19M0.00%+2,683+9.0%Added
Atom Investors LP33,917$2.29M0.20%+33,917New
Trexquant Investment LP35,404$2.39M0.01%−49,763−58.4%Reduced
Capital Fund Management S.A.39,142$2.64M0.02%+39,142New
HighMark Wealth Management LLC39,716$2.68M0.90%−54,334−57.8%Reduced
Wells Fargo & Company41,707$2.82M0.00%+8,527+25.7%Added
Wellington Management Group LLP41,796$2.82M0.00%−5,085−10.8%Reduced
Bleakley Financial Group, LLC42,761$2.89M0.04%−359−0.8%Reduced
Marshall Wace, LLP43,822$2.96M0.00%−24,225−35.6%Reduced
AQR Capital Management LLC46,323$3.13M0.00%+13,856+42.7%Added
Deutsche Bank AG46,884$3.16M0.00%−5,154−9.9%Reduced
Bank of New York Mellon Corp56,401$3.81M0.00%+5,286+10.3%Added
Voloridge Investment Management, LLC57,555$3.88M0.02%−21,397−27.1%Reduced
Renaissance Technologies LLC58,300$3.94M0.01%−32,600−35.9%Reduced
State of Wisconsin Investment Board61,753$4.17M0.01%+34,134+123.6%Added
Jacobs Levy Equity Management, Inc62,336$4.21M0.02%+33,711+117.8%Added
SG Americas Securities, LLC66,730$4.50M0.00%+41,879+168.5%Added
Eversept Partners, LP69,983$4.72M0.26%+42,894+158.3%Added
Irenic Capital Management LP70,447$4.76M0.34%+70,447New
Granahan Investment Management Inc75,962$5.13M0.18%+9,780+14.8%Added
JPMorgan Chase & Co80,236$5.29M0.00%+68,591+589.0%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main83,942$5.67M0.00%+83,942New
Prudential Financial Inc85,932$5.80M0.01%+21,882+34.2%Added
Nomura Asset Management International Inc.93,732$6.33M0.01%00.0%Unchanged
Citigroup Inc99,114$6.69M0.00%+25,708+35.0%Added
Franklin Resources Inc106,949$7.22M0.00%+41,129+62.5%Added
Ensign Peak Advisors, Inc107,096$7.23M0.01%−18,537−14.8%Reduced
Connor, Clark & Lunn Investment Management Ltd.141,026$9.52M0.02%−17,536−11.1%Reduced
Vanguard Fiduciary Trust Co146,724$9.90M0.00%+11,642+8.6%Added
UBS Group AG146,832$9.91M0.00%+67,162+84.3%Added
Mackenzie Financial Corp150,979$10.2M0.01%+117,259+347.7%Added
Victory Capital Management Inc169,227$11.4M0.01%+61,024+56.4%Added
Greenhaven Road Investment Management, L.P.171,059$11.5M7.50%+171,059New
Dimensional Fund Advisors LP185,444$12.5M0.00%+185,444New
Invesco Ltd.202,056$13.6M0.00%+80,953+66.8%Added
Charles Schwab Investment Management Inc202,305$13.7M0.00%+9,618+5.0%Added
Northern Trust Corp202,767$13.7M0.00%+19,248+10.5%Added
Empowered Funds, LLC206,010$13.9M0.07%+206,010New
HSBC Holdings PLC216,949$14.9M0.01%+91,232+72.6%Added
Qube Research & Technologies Ltd228,777$15.4M0.02%−25,959−10.2%Reduced
FMR LLC240,511$16.2M0.00%−232,193−49.1%Reduced
Morgan Stanley257,091$17.4M0.00%−736,814−74.1%Reduced
First Trust Advisors LP258,989$17.5M0.01%+258,989New
Two Sigma Investments, LP262,995$17.8M0.01%−202,088−43.5%Reduced
Squarepoint Ops LLC324,446$21.9M0.04%+56,743+21.2%Added
Federated Hermes, Inc.391,667$26.4M0.04%+27,546+7.6%Added
Citadel Advisors LLC394,373$26.6M0.02%+160,923+68.9%Added
Bank of America Corp417,812$28.2M0.00%−83,274−16.6%Reduced
Nuveen, LLC420,664$28.4M0.01%+104,599+33.1%Added
Arrowstreet Capital, Limited Partnership488,651$33.0M0.01%−3,469−0.7%Reduced
Sofinnova Investments, Inc.493,536$33.3M1.78%+245,283+98.8%Added
Apis Capital Advisors, LLC497,000$33.5M3.27%+259,000+108.8%Added
Vanguard Portfolio Management LLC527,858$35.6M0.00%+7,988+1.5%Added
D. E. Shaw & Co., Inc.539,666$36.4M0.02%−39,630−6.8%Reduced
First Light Asset Management, LLC582,004$39.3M2.39%+16,573+2.9%Added
Goldman Sachs Group Inc584,070$39.4M0.00%+251,327+75.5%Added