Agenus Ownership | Who Owns Agenus?
Agenus Ownership Summary
Agenus is owned by 37.89% institutional investors, 6.23% insiders, and 55.88% 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 | 37.89% | 6.23% | 55.88% |
| Sector | Healthcare Stocks | 50.44% | 12.38% | 37.18% |
| Industry | Biotech Stocks | 48.97% | 12.07% | 38.96% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 2.83M | 8.88% | $8.89M |
| Blackrock funding, inc. /de | 2.56M | 6.76% | $7.85M |
| Vanguard capital management | 1.68M | 4.42% | $5.13M |
| B. riley financial | 756.96K | 3.51% | $2.07M |
| Siren | 1.06M | 2.81% | $3.26M |
| Geode capital management | 1.04M | 2.73% | $3.17M |
| Mackenzie financial | 714.17K | 1.88% | $2.19M |
| Goldman sachs group | 448.38K | 1.18% | $1.37M |
| Marshall wace, llp | 439.62K | 1.16% | $1.35M |
| Raymond james financial | 430.08K | 1.13% | $1.32M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| B. riley financial | 756.96K | 1.73% | $2.07M |
| Globeflex capital l p | 418.58K | 0.16% | $1.28M |
| Siren | 1.06M | 0.07% | $3.26M |
| Sherbrooke park advisers | 16.56K | 0.03% | $63.74K |
| Aster capital management (difc) | 27.67K | 0.03% | $126.45K |
| 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 |
| Claro advisors | 33.35K | 0.01% | $102.05K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock funding, inc. /de | 2.56M | 0.00% | 2.02M |
| B. riley financial | 756.96K | 1.73% | 756.96K |
| Mackenzie financial | 714.17K | 0.00% | 714.17K |
| Geode capital management | 1.04M | 0.00% | 686.64K |
| Globeflex capital l p | 418.58K | 0.16% | 418.58K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Blackrock | - | - | -29.25M |
| Artal group | - | - | -15.63M |
| Gsa capital partners llp | - | - | -1.27M |
| Nuveen asset management | - | - | -1.15M |
| Pennant investors, lp | - | - | -469.60K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| B. riley financial | 756.96K | 1.73% | 756.96K | $2.07M |
| Mackenzie financial | 714.17K | 0.00% | 714.17K | $2.19M |
| Globeflex capital l p | 418.58K | 0.16% | 418.58K | $1.28M |
| Bank of new york mellon | 101.77K | 0.00% | 101.77K | $311.42K |
| Sixth street partners management company | 99.39K | - | 99.39K | $304.14K |
Sold Out
| Holder | Change |
|---|---|
| Signature resources capital management | -1.00 |
| Metlife investment management | -1.00 |
| Concord wealth partners | -1.00 |
| Sittner & nelson | -1.00 |
| Mcclarren financial advisors | -2.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2026 | 110 | 22.22% | 14,376,343 | 56.09% | 37 | 6.43% | 68 | 134.48% | 18 | -40.00% |
| 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% |
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 | 884.03K | 1.98% | -15.74K |
| 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 | 307.59K | 0.69% | - |
| 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 Q3 | - | - |
| 2026 Q2 | - | - |
| 2026 Q1 | - | - |
| 2025 Q4 | - | - |
| 2025 Q3 | - | - |
AGEN Ownership FAQ
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