Skip to main content

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 2024

Institutional positions in Anaptysbio, Inc as of Jun 30, 2024. 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
135
+3 vs. Q1 2024
Shares held
29.8M
+590.9K (+2.0%) vs. Q1 2024
Total value
$746.6M
+$89.0M (+13.5%) vs. Q1 2024
New holders
26
43 more added
Sold out
23
45 more reduced

1 institution that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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 2024: 135 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 2024: $746.6M
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 2024

Shares, value and share of portfolio for each institution holding Anaptysbio, Inc; share changes are against Q1 2024.

Institutions holding ANAB in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Bank of America Corp104,001$2.61M0.00%+49,476+90.7%Added
Two Sigma Advisers, LP122,400$3.07M0.01%−9,300−7.1%Reduced
Nordea Investment Management AB135,614$3.36M0.00%+135,614New
Two Sigma Investments, LP140,501$3.52M0.01%+20,530+17.1%Added
ExodusPoint Capital Management, LP140,499$3.52M0.04%+140,499New
Renaissance Technologies LLC152,702$3.83M0.01%+52,502+52.4%Added
Charles Schwab Investment Management Inc155,278$3.89M0.00%+9,007+6.2%Added
ADAR1 Capital Management, LLC155,799$3.90M0.79%+154,799+15,479.9%Added
D. E. Shaw & Co., Inc.171,450$4.30M0.01%−15,354−8.2%Reduced
Schonfeld Strategic Advisors LLC171,593$4.30M0.03%+171,593New
Northern Trust Corp194,125$4.86M0.00%−7,024−3.5%Reduced
Goldman Sachs Group Inc194,539$4.88M0.00%+44,108+29.3%Added
Saturn V Capital Management LLC249,609$6.26M2.36%−336,422−57.4%Reduced
Woodline Partners LP252,366$6.32M0.06%−256,473−50.4%Reduced
Parkman Healthcare Partners LLC256,307$6.42M0.87%+256,307New
Price T Rowe Associates Inc300,224$7.53M0.00%+128,535+74.9%Added
Assenagon Asset Management S.A.306,633$7.68M0.02%+84,795+38.2%Added
Dimensional Fund Advisors LP335,934$8.42M0.00%−133,926−28.5%Reduced
5AM Venture Management, LLC357,733$8.96M2.01%00.0%Unchanged
Millennium Management LLC373,762$9.37M0.01%−273,363−42.2%Reduced
Geode Capital Management, LLC452,065$11.3M0.00%+30,362+7.2%Added
Franklin Resources Inc465,373$11.7M0.00%00.0%Unchanged
Camber Capital Management LP500,000$12.5M0.48%+500,000New
Eventide Asset Management, LLC568,324$14.2M0.24%+141,324+33.1%Added
Mangrove Partners689,521$17.3M1.55%00.0%Unchanged
First Light Asset Management, LLC779,158$19.5M1.71%−164,952−17.5%Reduced
Palo Alto Investors LP803,641$20.1M2.33%+3,735+0.5%Added
State Street Corp966,852$24.2M0.00%−240,552−19.9%Reduced
Boxer Capital, LLC1,300,000$32.6M1.72%00.0%Unchanged
Tang Capital Management LLC1,330,879$33.4M3.40%00.0%Unchanged
Vanguard Group Inc1,424,406$35.7M0.00%+70,403+5.2%Added
BlackRock Inc.1,769,944$44.4M0.00%+49,893+2.9%Added
Frazier Life Sciences Management, L.P.2,165,591$54.3M2.54%+1,265,891+140.7%Added
FMR LLC2,870,618$71.9M0.00%+2,729,872+1,939.6%Added
EcoR1 Capital, LLC7,521,024$188.5M5.77%00.0%Unchanged
Deep Track Capital, LP0$00.00%−529,452−100.0%Sold out
Blackstone Group Inc.0$00.00%−328,720−100.0%Sold out
StemPoint Capital LP0$00.00%−269,548−100.0%Sold out
Octagon Capital Advisors LP0$00.00%−165,000−100.0%Sold out
Fred Alger Management, LLC0$00.00%−33,882−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−28,542−100.0%Sold out
AQR Capital Management LLC0$00.00%−24,328−100.0%Sold out
Acadian Asset Management LLC0$00.00%−18,671−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−15,746−100.0%Sold out
Sherbrooke Park Advisers LLC0$00.00%−15,272−100.0%Sold out
Verition Fund Management LLC0$00.00%−13,472−100.0%Sold out
Virtu Financial LLC0$00.00%−9,850−100.0%Sold out
American International Group, Inc.0$00.00%−9,232−100.0%Sold out
Walleye Capital LLC0$00.00%−9,015−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−7,600−100.0%Sold out
Allspring Global Investments Holdings, LLC0$00.00%−1,688−100.0%Sold out
Metropolitan Life Insurance Co0$00.00%−1,211−100.0%Sold out
Quest Partners LLC0$00.00%−586−100.0%Sold out
Steward Partners Investment Advisory, LLC0$00.00%−150−100.0%Sold out
Simplex Trading, LLC0$00.00%−100−100.0%Sold out
Westend Capital Management, LLC0$00.00%−29−100.0%Sold out
Northwestern Mutual Wealth Management Co0$00.00%−7−100.0%Sold out
Nelson, Van Denburg & Campbell Wealth Management Group, LLC0$00.00%−4−100.0%Sold out
Credit Suisse AG––––Not filed