Agenus Inc
AGEN- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001098972
No open-market purchases or sales by Agenus Inc insiders were filed in the last 90 days; 103 institutions reported holding it in 13F filings for Q2 2026, worth $43.6M in total; no superinvestor holds it.
Holders of 5% or more of AGEN
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Agenus Inc, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Zynext Ventures USA LLC | 13D | 5.90%2.13M shares | New | Jan 23, 20261 filing | Jan 23, 2026 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
5 Schedule 13D and 13G filings on Agenus Inc, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Jul 27, 20264:25 PM ET | BlackRock, Inc. | 13G | 6.00%2.51M shares | +4.20 ppfrom 1.80% | Jun 30, 2026 | SEC |
| Jul 20, 20264:16 PM ET | Ra Capital Management, L.P.and 3 others | 13G | 9.90%4.34M shares | New | Jul 13, 2026 | SEC |
| Jul 17, 20264:39 PM ET | Invus Global Management, LLCand 7 others | 13G | 9.99%4.53M shares | New | Jul 13, 2026 | SEC |
| Mar 26, 20263:11 PM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −8.06 ppfrom 8.06%Below 5% | Mar 13, 2026 | SEC |
| Jan 23, 20268:57 AM ET | Zynext Ventures USA LLCand 2 others | 13D | 5.90%2.13M shares | New | Jan 15, 2026 | SEC |
| Oct 30, 20252:24 PM ET | Vanguard Group Inc | 13G/A | 8.06%2.57M shares | −1.17 ppfrom 9.23% | Sep 30, 2025 | SEC |
| Jul 29, 202511:19 AM ET | Vanguard Group Inc | 13G/A | 9.23%2.53M shares | – | Jun 30, 2025 | SEC |
| Jul 16, 20257:02 PM ET | BlackRock, Inc. | 13G/A | 1.80%504.0K shares | –Below 5% | Jun 30, 2025 | SEC |
| Feb 17, 20222:11 PM ET | Gilead Sciences, Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | RTW Investments, LP | 13G/AOld format | – | – | – | SEC |
| Feb 11, 20224:00 PM ET | Incyte Corp | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2022 | Feinberg Larry N | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2022 | State Street Corp | 13G/AOld format | – | – | – | SEC |
| Feb 10, 20224:50 PM ET | Gilead Sciences, Inc. | 13GOld format | – | New | – | SEC |
| Feb 9, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 16, 2021 | Feinberg Larry N | 13G/AOld format | – | – | – | SEC |
| Feb 16, 2021 | Cormorant Asset Management, LP | 13G/AOld format | – | – | – | SEC |
| Feb 12, 2021 | RTW Investments, LP | 13G/AOld format | – | – | – | SEC |
| Feb 11, 20214:05 PM ET | Incyte Corp | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13GOld format | – | New | – | SEC |
| Feb 5, 2021 | State Street Corp | 13GOld format | – | New | – | SEC |
| Jan 28, 20215:56 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Agenus Inc shares.
No Form 144 notices for Agenus Inc are on file.