Latest Period
Q4 2025
Security Snapshot
AGENUS INC - Common Stock (AGEN) Institutional Ownership
CUSIP: 00847G804
13F Institutional Holders and Ownership History from Q1 2024 to Q1 2026
Institutions Reporting
96
Shares (Excl. Options)
10,124,256
Price
$3.14
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Keep this CUSIP in your research flow, then return after the next filing cycle to check what changed.
- Type / Class
- Equity / Common Stock
- Symbol
- AGEN on Nasdaq
- Shares outstanding
- 36,158,186
- Price per share
- $3.34
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 10,124,256
- Total reported value
- $31,785,396
- % of total 13F portfolios
- 0%
- Share change
- +1,414,929
- Value change
- +$4,294,794
- Number of holders
- 96
- Price from insider filings
- $3.34
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- AGEN - AGENUS INC - Common Stock is tracked under CUSIP 00847G804.
- 96 institutions reported positions in Q4 2025.
- 2 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 96 to 3 between Q4 2025 and Q1 2026.
- Reported value moved from $31,785,396 to $134,812.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Official SEC Source
Backed by Form 13F
Ownership context comes from SEC Form 13F and, when available, Schedule 13D/13G filings.
See Original FilingInvestment Quick Answers
What is CUSIP 00847G804?
CUSIP 00847G804 identifies AGEN - AGENUS INC - Common Stock in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Continue Investment Research
- Latest 13F filings for new institutional portfolio disclosures.
- Latest Schedule 13D/13G reports for activist and beneficial ownership updates.
- Latest 10-Q/10-K reports to cross-check issuer fundamentals.
- Recent insider transactions for management buying/selling context.
- SEC investors directory and top value investors for manager-level discovery.
- All institutional ownership pages to compare adjacent CUSIP pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 00847G804:
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 |
|---|---|---|---|---|---|---|---|---|
| ZYNEXT VENTURES USA LLC | 5.9% | $6,698,666 | 2,133,333 | ZYNEXT VENTURES USA LLC | 15 Jan 2026 | |||
| BlackRock, Inc. | 1.8% | $2,303,670 | 503,986 | BlackRock, Inc. | 30 Jun 2025 |
As of 31 Dec 2025, 96 institutional investors reported holding 10,124,256 shares of AGENUS INC - Common Stock (AGEN). This represents 28% 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 25% 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 |
| CITADEL ADVISORS LLC | 1.2% | 423,242 | 0% | $1,328,980 | |
| GEODE CAPITAL MANAGEMENT, LLC | 1% | 372,748 | +7.4% | 0% | $1,171,219 |
| MORGAN STANLEY | 0.79% | 285,198 | -48% | 0% | $895,521 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.65% | 233,674 | +22% | 0% | $733,736 |
| MILLENNIUM MANAGEMENT LLC | 0.62% | 225,339 | -35% | 0% | $707,564 |
| Jump Financial, LLC | 0.47% | 170,407 | +20% | 0.01% | $535,078 |
| PANAGORA ASSET MANAGEMENT INC | 0.45% | 163,148 | +29% | 0% | $512,285 |
| MARSHALL WACE, LLP | 0.41% | 146,800 | +30% | 0% | $460,952 |
| RAYMOND JAMES FINANCIAL INC | 0.39% | 141,653 | -2.8% | 0% | $444,790 |
| STATE STREET CORP | 0.38% | 137,383 | -8.8% | 0% | $431,383 |
| D. E. Shaw & Co., Inc. | 0.35% | 127,638 | +12% | 0% | $400,783 |
| Walleye Capital LLC | 0.34% | 123,458 | -60% | 0% | $387,658 |
| UBS Group AG | 0.33% | 118,818 | +45% | 0% | $373,088 |
| TWO SIGMA INVESTMENTS, LP | 0.32% | 117,117 | +14% | 0% | $367,747 |
| 683 Capital Management, LLC | 0.32% | 114,336 | 0.03% | $359,015 | |
| Man Group plc | 0.32% | 114,204 | 0% | $358,601 | |
| Point72 Asset Management, L.P. | 0.3% | 108,220 | 0% | $339,811 | |
| OMERS ADMINISTRATION Corp | 0.28% | 100,500 | 0% | $315,570 | |
| NORTHERN TRUST CORP | 0.25% | 89,586 | +9.7% | 0% | $281,301 |
| JANE STREET GROUP, LLC | 0.2% | 73,572 | +39% | 0% | $231,016 |
Institutional Holders of AGENUS INC - Common Stock (AGEN) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 40,016 | $134,812 | -$6,954 | $3.34 | 3 |
| 2025 Q4 | 10,124,256 | $31,785,396 | +$4,294,794 | $3.14 | 96 |
| 2025 Q3 | 8,795,650 | $33,865,463 | -$1,223,026 | $3.85 | 86 |
| 2025 Q2 | 8,920,502 | $40,795,701 | +$3,758,102 | $4.57 | 90 |
| 2025 Q1 | 8,481,375 | $12,763,643 | +$630,737 | $1.50 | 84 |
| 2024 Q4 | 8,437,520 | $23,120,141 | -$5,775,999 | $2.74 | 83 |
| 2024 Q3 | 8,332,526 | $45,650,229 | -$31,172,677 | $5.48 | 94 |
| 2024 Q2 | 8,871,550 | $148,600,856 | +$138,227,425 | $16.75 | 86 |
| 2024 Q1 | 1,006,924 | $584,428 | +$584,428 | $0.58 | 9 |