Agenus Ownership | Who Owns Agenus?
Agenus Ownership Summary
Agenus is owned by 30.98% institutional investors, 6.68% insiders, and 62.35% retail investors. Vanguard group is the largest institutional shareholder, holding 8.88% of AGEN shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.78% of its assets in Agenus shares.
AGEN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Agenus | 30.98% | 6.68% | 62.35% |
| Sector | Healthcare Stocks | 35.56% | 12.08% | 52.36% |
| Industry | Biotech Stocks | 35.43% | 12.01% | 52.56% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 2.83M | 8.88% | $8.89M |
| B. riley financial | 756.96K | 3.51% | $2.07M |
| Siren | 1.06M | 3.01% | $3.55M |
| Marshall wace, llp | 688.20K | 1.95% | $2.30M |
| Blackrock funding, inc. /de | 545.66K | 1.54% | $1.82M |
| Geode capital management | 348.39K | 0.99% | $1.16M |
| Morgan stanley | 295.82K | 0.84% | $988.04K |
| Renaissance | 285.65K | 0.81% | $954.06K |
| Man group | 278.98K | 0.79% | $931.79K |
| Raymond james financial | 239.55K | 0.68% | $800.11K |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| B. riley financial | 756.96K | 1.73% | $2.07M |
| Siren | 1.06M | 0.10% | $3.55M |
| Sherbrooke park advisers | 16.56K | 0.03% | $63.74K |
| Post resch tallon group | 12.75K | 0.03% | $39.02K |
| Susquehanna fundamental investments | 62.70K | 0.02% | $1.05M |
| R squared | 13.42K | 0.02% | $41.07K |
| Key client fiduciary advisors | 24.13K | 0.02% | $73.82K |
| 683 capital management | 114.34K | 0.02% | $381.88K |
| Axq capital, lp | 29.05K | 0.01% | $97.04K |
| Claro advisors | 33.35K | 0.01% | $102.05K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| B. riley financial | 756.96K | 1.73% | 756.96K |
| Marshall wace, llp | 688.20K | 0.00% | 541.40K |
| Vanguard group | 2.83M | 0.00% | 261.20K |
| Vanguard fiduciary trust | 200.50K | 0.00% | 200.50K |
| Man group | 278.98K | 0.00% | 164.78K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | - | - | -29.25M |
| Artal group | - | - | -15.63M |
| Bank of america corp /de/ | - | - | -1.34M |
| Gsa capital partners llp | - | - | -1.27M |
| Nuveen asset management | - | - | -1.15M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| B. riley financial | 756.96K | 1.73% | 756.96K | $2.07M |
| Vanguard fiduciary trust | 200.50K | 0.00% | 200.50K | $669.66K |
| Strs ohio | 76.90K | 0.00% | 76.90K | $235.31K |
| Susquehanna fundamental investments | 62.70K | 0.02% | 62.70K | $1.05M |
| Newedge advisors | 44.45K | 0.00% | 44.45K | $171.12K |
Sold Out
| Holder | Change |
|---|---|
| Sittner & nelson | -1.00 |
| Front row advisors | -1.00 |
| Metlife investment management | -1.00 |
| Concord wealth partners | -1.00 |
| Signature resources capital management | -1.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 90 | -10.89% | 9,210,274 | -9.03% | 30 | 2.67% | 30 | -30.23% | 29 | -12.12% |
| Dec 31, 2025 | 56 | -39.78% | 7,491,561 | -14.83% | 23 | 2.40% | 21 | -53.33% | 17 | -29.17% |
| Sep 30, 2025 | 52 | -43.48% | 5,767,057 | -23.15% | 20 | 2.88% | 22 | -56.00% | 14 | -48.15% |
| Jun 30, 2025 | 98 | 7.69% | 8,916,095 | 5.13% | 31 | 2.64% | 53 | 26.19% | 28 | 21.74% |
| Mar 31, 2025 | 90 | - | 8,338,561 | 0.54% | 34 | 2.30% | 42 | - | 24 | 14.29% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 1.16M | 2.78% | 137.50K |
| Vanguard Morn Total Stk Mkt Idx Investor | 1.16M | 2.59% | 137.50K |
| Vanguard US Total Market Shares ETF | 654.90K | 2.59% | - |
| iShares Russell 2000 ETF | 906.66K | 2.03% | 9.84K |
| Vanguard Institutional Extnd Mkt Idx Tr | 485.16K | 1.17% | 99.74K |
| Vanguard Strategic Equity Inv | 511.81K | 1.14% | - |
| Invesco Dorsey Wright SmallCap Momt ETF | 234.92K | 1.09% | - |
| Fidelity Small Cap Index | 240.65K | 0.88% | -2.96K |
| iShares Russell 2000 Value ETF | 307.83K | 0.69% | 65.49K |
| Russell 2000 Equity Index Fund B | 241.50K | 0.68% | 241.50K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Feb 15, 2024 | ARMEN GARO H | See Remarks | Buy | $324.05K |
| Nov 15, 2023 | WIINBERG ULF | - | Buy | $19.00K |
| Jan 06, 2022 | O'Day Steven J | Chief Medical Officer | Sell | $118.35K |
| Sep 13, 2021 | ARMEN GARO H | Chairman and CEO | Sell | $533.70K |
| Sep 10, 2021 | KLASKIN CHRISTINE M | PFO & PAO | Sell | $72.28K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | - |
| 2026 Q1 | - | - |
| 2025 Q4 | - | - |
| 2025 Q3 | - | - |
| 2025 Q2 | - | - |
AGEN Ownership FAQ
Try Tickergate Pro Free
Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)
Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis
Discover trending investment themes
Find your next best investment
Research stocks using tools