Agenus Ownership | Who Owns Agenus?
Agenus Ownership Summary
Agenus is owned by 23.49% institutional investors, 7.60% insiders, and 68.91% 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 2.83% of its assets in Agenus shares.
AGEN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Agenus | 23.49% | 7.60% | 68.91% |
| Sector | Healthcare Stocks | 231.98% | 10.74% | -142.72% |
| Industry | Biotech Stocks | 381.47% | 10.55% | -292.02% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 2.83M | 8.88% | $8.89M |
| Siren | 1.06M | 3.79% | $4.10M |
| B. riley financial | 756.96K | 3.51% | $2.07M |
| Acadian asset management | 622.48K | 1.95% | $1.95M |
| Blackrock funding, inc. /de | 558.35K | 1.75% | $1.75M |
| Renaissance | 543.55K | 1.70% | $1.71M |
| Geode capital management | 372.75K | 1.17% | $1.17M |
| Walleye capital | 310.79K | 1.11% | $1.20M |
| Morgan stanley | 285.20K | 0.89% | $895.52K |
| Northwestern mutual wealth management | 278.55K | 0.87% | $34.92M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| B. riley financial | 756.96K | 1.73% | $2.07M |
| Siren | 1.06M | 0.16% | $4.10M |
| Post resch tallon group | 12.75K | 0.03% | $40.03K |
| Sherbrooke park advisers | 16.56K | 0.03% | $63.74K |
| Key client fiduciary advisors | 27.35K | 0.03% | $85.87K |
| Susquehanna fundamental investments | 62.70K | 0.02% | $1.05M |
| Northwestern mutual wealth management | 278.55K | 0.02% | $34.92M |
| R squared | 13.13K | 0.02% | $41.23K |
| Ovata capital management | 30.80K | 0.02% | $96.71K |
| Values first advisors | 11.06K | 0.02% | $34.74K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| B. riley financial | 756.96K | 1.73% | 756.96K |
| Renaissance | 543.55K | 0.00% | 477.35K |
| Acadian asset management | 622.48K | 0.00% | 417.39K |
| Northwestern mutual wealth management | 278.55K | 0.02% | 277.84K |
| Vanguard group | 2.83M | 0.00% | 261.20K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | - | - | -29.25M |
| Artal group | - | - | -15.63M |
| D. e. shaw | - | - | -3.28M |
| Bank of america corp /de/ | - | - | -1.34M |
| Gsa capital partners llp | - | - | -1.27M |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| B. riley financial | 756.96K | 1.73% | 756.96K | $2.07M |
| Two sigma investments, lp | 102.35K | 0.00% | 102.35K | $394.06K |
| Connor, clark & lunn investment management | 67.96K | 0.00% | 67.96K | $213.39K |
| Susquehanna fundamental investments | 62.70K | 0.02% | 62.70K | $1.05M |
| Graham capital management | 54.82K | 0.00% | 54.82K | $211.06K |
Sold Out
| Holder | Change |
|---|---|
| Front row advisors | -1.00 |
| Concord wealth partners | -1.00 |
| Metlife investment management | -1.00 |
| Sittner & nelson | -1.00 |
| Signature resources capital management | -1.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| Dec 31, 2024 | 38 | -62.00% | 4,684,492 | -43.78% | 21 | 1.45% | 20 | -62.96% | 8 | -66.67% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 1.02M | 2.83% | 21.50K |
| Vanguard US Total Market Shares ETF | 654.90K | 2.59% | - |
| Vanguard Strategic Equity Inv | 511.81K | 1.42% | - |
| Invesco Dorsey Wright SmallCap Momt ETF | 234.92K | 1.09% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 343.41K | 0.95% | - |
| Fidelity Small Cap Index | 240.65K | 0.88% | -2.96K |
| Vanguard Explorer Inv | 290.65K | 0.80% | - |
| State St Russell Sm/Mid Cp® Indx NL Cl C | 176.67K | 0.65% | - |
| State St Russell Sm/Mid Cp® Indx SL Cl I | 176.67K | 0.64% | - |
| iShares Russell 2000 Value ETF | 157.13K | 0.57% | - |
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 |
|---|---|---|
| 2025 Q4 | - | - |
| 2025 Q3 | - | - |
| 2025 Q2 | - | - |
| 2025 Q1 | - | - |
| 2024 Q4 | - | - |
AGEN Ownership FAQ
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