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Agenus Inc

AGEN
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001098972

No open-market purchases or sales by Agenus Inc insiders were filed in the last 90 days; 103 institutions reported holding it in 13F filings for Q2 2026, worth $43.6M in total; no superinvestor holds it.

13F holders, Q2 2026

Institutional positions in Agenus 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
103
+16 vs. Q1 2026
Shares held
14.3M
+5.04M (+54.7%) vs. Q1 2026
Total value
$43.6M
+$12.9M (+41.7%) vs. Q1 2026
New holders
31
32 more added
Sold out
15
18 more reduced

1 institution 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 AGEN 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: 103 institutions
Q1 2021: 141 institutionsQ2 2021: 145 institutionsQ3 2021: 167 institutionsQ4 2021: 175 institutionsQ1 2022: 172 institutionsQ2 2022: 150 institutionsQ3 2022: 165 institutionsQ4 2022: 160 institutionsQ1 2023: 161 institutionsQ2 2023: 160 institutionsQ3 2023: 164 institutionsQ4 2023: 173 institutionsQ1 2024: 127 institutionsQ2 2024: 89 institutionsQ3 2024: 98 institutionsQ4 2024: 85 institutionsQ1 2025: 88 institutionsQ2 2025: 92 institutionsQ3 2025: 87 institutionsQ4 2025: 96 institutionsQ1 2026: 88 institutionsQ2 2026: 103 institutions
Value heldQ2 2026: $43.6M
Q1 2021: $316.4MQ2 2021: $634.7MQ3 2021: $631.4MQ4 2021: $431.0MQ1 2022: $333.7MQ2 2022: $284.6MQ3 2022: $336.3MQ4 2022: $423.7MQ1 2023: $315.7MQ2 2023: $341.1MQ3 2023: $246.9MQ4 2023: $189.1MQ1 2024: $119.0MQ2 2024: $148.6MQ3 2024: $45.8MQ4 2024: $23.1MQ1 2025: $13.3MQ2 2025: $40.7MQ3 2025: $33.9MQ4 2025: $31.8MQ1 2026: $30.8MQ2 2026: $43.6M
Institutions holding AGEN and their total value by quarter
QuarterHoldersValue
Q2 2026103$43.6M
Q1 202688$30.8M
Q4 202596$31.8M
Q3 202587$33.9M
Q2 202592$40.7M
Q1 202588$13.3M
Q4 202485$23.1M
Q3 202498$45.8M
Q2 202489$148.6M
Q1 2024127$119.0M
Q4 2023173$189.1M
Q3 2023164$246.9M
Q2 2023160$341.1M
Q1 2023161$315.7M
Q4 2022160$423.7M
Q3 2022165$336.3M
Q2 2022150$284.6M
Q1 2022172$333.7M
Q4 2021175$431.0M
Q3 2021167$631.4M
Q2 2021145$634.7M
Q1 2021141$316.4M

Institutions, Q2 2026

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

Institutions holding AGEN in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Portfolio Management LLC1,427,587$4.37M0.00%+232,478+19.5%Added
Vanguard Capital Management LLC1,676,096$5.13M0.00%+235,864+16.4%Added
BlackRock, Inc.2,564,884$7.85M0.00%+2,019,222+370.0%Added
Walleye Capital LLC0$00.00%−120,565−100.0%Sold out
683 Capital Management, LLC0$00.00%−114,336−100.0%Sold out
Citadel Advisors LLC0$00.00%−52,004−100.0%Sold out
Millennium Management LLC0$00.00%−43,409−100.0%Sold out
Omers Administration Corp0$00.00%−34,700−100.0%Sold out
Hudson Bay Capital Management LP0$00.00%−33,543−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−33,269−100.0%Sold out
Axq Capital, LP0$00.00%−29,055−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−17,744−100.0%Sold out
Redwood Family Wealth LLC0$00.00%−14,140−100.0%Sold out
Squarepoint Ops LLC0$00.00%−12,373−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−10,474−100.0%Sold out
EverSource Wealth Advisors, LLC0$00.00%−274−100.0%Sold out
Root Financial Partners, LLC0$00.00%−25−100.0%Sold out
Advisory Services Network, LLC0$00.00%−5−100.0%Sold out
CWM, LLC––––Not filed