AGENUS INC - Common Stock (AGEN) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2024 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
AGEN on Nasdaq
Shares outstanding
36,158,186
Price per share
$4.61
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
7,658,192
Total reported value
$24,040,718
% of total 13F portfolios
0%
Share change
+1,065,257
Value change
+$3,292,535
Number of holders
57
Price from insider filings
$4.61
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of AGENUS INC - Common Stock (AGEN) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
VANGUARD GROUP INC 8.1% -13% $9,892,702 +$142,385 2,569,533 +1.5% The Vanguard Group 30 Sep 2025
ZYNEXT VENTURES USA LLC 5.9% $6,698,666 2,133,333 ZYNEXT VENTURES USA LLC 15 Jan 2026
BlackRock, Inc. 1.8% $1,703,473 503,986 BlackRock, Inc. 30 Jun 2025

As of 31 Dec 2025, 57 institutional investors reported holding 7,658,192 shares of AGENUS INC - Common Stock (AGEN). This represents 21% of the company’s total 36,158,186 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of AGENUS INC - Common Stock (AGEN) together control 21% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
VANGUARD GROUP INC 7.8% 2,830,736 +10% 0% $8,888,511
Siren, L.L.C. 2.9% 1,064,250 0% 0.1% $3,341,745
ACADIAN ASSET MANAGEMENT LLC 1.7% 622,484 +204% 0% $1,948,000
BlackRock, Inc. 1.5% 558,345 +2.1% 0% $1,753,204
RENAISSANCE TECHNOLOGIES LLC 1.5% 543,546 +721% 0% $1,706,734
GEODE CAPITAL MANAGEMENT, LLC 1% 372,748 +7.4% 0% $1,171,219
MORGAN STANLEY 0.79% 285,198 -48% 0% $895,521
PANAGORA ASSET MANAGEMENT INC 0.45% 163,148 +29% 0% $512,285
MARSHALL WACE, LLP 0.41% 146,800 +30% 0% $460,952
STATE STREET CORP 0.38% 137,383 -8.8% 0% $431,383
Walleye Capital LLC 0.34% 123,458 -60% 0% $387,658
UBS Group AG 0.33% 118,818 +45% 0% $373,088
OMERS ADMINISTRATION Corp 0.28% 100,500 0% $315,570
JANE STREET GROUP, LLC 0.2% 73,572 +39% 0% $231,016
Connor, Clark & Lunn Investment Management Ltd. 0.19% 67,959 0% $213,391
GOLDMAN SACHS GROUP INC 0.17% 61,749 +35% 0% $193,892
Squarepoint Ops LLC 0.15% 55,142 +295% 0% $173,146
BARCLAYS PLC 0.13% 46,273 +353% 0% $145,297
Avestar Capital, LLC 0.11% 41,000 0% 0.01% $128,740
Ovata Capital Management Ltd 0.09% 30,800 0.02% $96,712
Key Client Fiduciary Advisors, LLC 0.08% 27,348 -30% 0.03% $85,873
HighTower Advisors, LLC 0.07% 25,142 -0.59% 0% $78,946
LPL Financial LLC 0.06% 23,326 +20% 0% $73,244
GROUP ONE TRADING LLC 0.06% 22,239 0% $69,830
Vanguard Personalized Indexing Management, LLC 0.05% 19,831 -1.6% 0% $62,269

Institutional Holders of AGENUS INC - Common Stock (AGEN) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 7,658,192 $24,040,718 +$3,292,535 $3.14 57
2025 Q3 8,795,650 $33,865,463 -$1,295,514 $3.85 86
2025 Q2 8,920,502 $40,795,701 +$3,758,094 $4.57 90
2025 Q1 8,481,375 $12,763,600 +$630,731 $1.50 84
2024 Q4 8,408,259 $23,040,401 -$5,856,173 $2.74 83
2024 Q3 8,332,526 $45,650,095 -$31,172,675 $5.48 94
2024 Q2 8,717,115 $146,013,764 +$135,640,340 $16.75 88
2024 Q1 1,006,924 $584,428 +$584,412 $0.58 9