GeronGERN
13F holders, Q3 2025 (September 30)263holders +4
33new positions
28sold out
6famous investors
$1.37avg. 13F price*
At the end of Q3 2025, 263 institutions reported holding Geron Corp. (GERN) in their 13F filings, up 4 from Q2 2025. 33 opened new positions and 28 sold out. The largest holders were Ra Capital Management, L.P. ($82.7M), BlackRock, Inc. ($63.8M) and Deep Track Capital, LP ($56.3M). 6 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio), Israel Englander (0.0% of Millennium Management's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Geron Corp.
- CUSIP
- 374163103
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 33 | $24.2M |
| Exits | 28 | $36.2M |
All 13F filers, Q2 2025 → Q3 2025: 58,642,907 shares bought and 65,473,262 shares sold, net −6,830,355 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 263 holders
| Ra Capital Management, L.P. | 1.02% | No change | 60,379,366 | $82.7M |
| BlackRock, Inc. | 0.00% | Reduce -6.8% | 46,605,750 | $63.8M |
| Deep Track Capital, LP | 1.57% | Reduce -4.4% | 41,096,522 | $56.3M |
| Vanguard Group Inc. | 0.00% | Reduce -3.3% | 34,423,125 | $47.2M |
| Vivo Capital, LLC | 3.00% | No change | 27,225,292 | $37.3M |
| State Street Corp. | 0.00% | Add +12.6% | 26,618,814 | $36.5M |
| Goldman Sachs Group Inc. | 0.00% | Add +117.1% | 21,307,395 | $29.2M |
| Soleus Capital Management, L.P. | 1.27% | Add +7.1% | 17,290,000 | $23.7M |
| Vestal Point Capital, LP | 1.07% | Reduce -27.6% | 17,225,000 | $23.6M |
| Citadel Advisors | 0.02% | Add +30.5% | 15,705,068 | $21.5M |
| Clearbridge Investments, LLC | 0.01% | Reduce -1.1% | 14,224,978 | $19.5M |
| Geode Capital Management, LLC | 0.00% | Reduce -7.3% | 13,123,540 | $18.0M |
| Eversept Partners, LP | 1.32% | Add +72.1% | 12,599,002 | $17.3M |
| Millennium Management | 0.01% | Add +88.0% | 11,367,989 | $15.6M |
| Morgan Stanley | 0.00% | Reduce -19.5% | 10,698,356 | $14.7M |
| Nantahala Capital Management, LLC | 0.77% | New | 9,025,000 | $12.4M |
| UBS Group AG | 0.00% | Reduce -34.3% | 7,721,107 | $10.6M |
| FMR LLC | 0.00% | Add +59.2% | 7,701,070 | $10.6M |
| Aberdeen Group plc | 0.01% | Reduce -14.5% | 5,970,923 | $8.2M |
| Woodline Partners LP | 0.04% | Reduce -26.4% | 5,883,792 | $8.1M |
| Segall Bryant & Hamill, LLC | 0.10% | Reduce -25.8% | 5,335,216 | $7.3M |
| Deutsche Bank AG | 0.00% | Add +38.0% | 5,130,262 | $7.0M |
| Northern Trust Corp. | 0.00% | Reduce -7.5% | 4,862,558 | $6.7M |
| Qube Research & Technologies Ltd | 0.01% | Reduce -5.2% | 4,722,818 | $6.5M |
| Algert Global LLC | 0.10% | Add +1.8% | 4,527,741 | $6.2M |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -3.8% | 4,509,465 | $6.2M |
| Bank of America Corp. | 0.00% | Reduce -45.3% | 3,494,346 | $4.8M |
| Kynam Capital Management, LP | 0.35% | No change | 3,456,318 | $4.7M |
| Squarepoint Ops LLC | 0.01% | Reduce -8.6% | 3,288,707 | $4.5M |
| Candriam S.C.A. | 0.02% | Add +71.6% | 3,253,960 | $4.5M |
| 683 Capital Management, LLC | 0.39% | Reduce -2.9% | 3,010,000 | $4.1M |
| Renaissance Technologies | 0.00% | Reduce -52.7% | 2,364,280 | $3.2M |
| Edmond DE Rothschild Holding S.A. | 0.05% | No change | 2,330,000 | $3.2M |
| Pale Fire Capital SE | 0.34% | New | 2,281,754 | $3.1M |
| Jane Street Group, LLC | 0.00% | Add +8304.0% | 2,122,338 | $2.9M |
| Nuveen, LLC | 0.00% | Reduce -6.6% | 1,974,779 | $2.7M |
| Barclays PLC | 0.00% | Reduce -10.1% | 1,935,606 | $2.7M |
| Exome Asset Management LLC | 1.68% | Reduce -45.6% | 1,858,354 | $2.5M |
| Two Sigma Investments, LP | 0.00% | New | 1,852,018 | $2.5M |
| Stonepine Capital Management, LLC | 1.78% | Add +60.0% | 1,600,000 | $2.2M |
| Bank of New York Mellon Corp | 0.00% | Reduce -3.6% | 1,574,744 | $2.2M |
| Affinity Asset Advisors, LLC | 0.20% | No change | 1,500,000 | $2.1M |
| Arax Advisory Partners | 0.03% | New | 1,394,080 | $1.9M |
| Nan Fung Trinity (hk) Ltd. | 0.19% | No change | 1,373,550 | $1.9M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -36.8% | 1,312,867 | $1.8M |
| Susquehanna International Group, LLP | 0.00% | Reduce -22.6% | 1,240,671 | $1.7M |
| World Investment Advisors | 0.03% | Add +0.7% | 1,039,779 | $1.4M |
| Rafferty Asset Management, LLC | 0.00% | Add +19.1% | 986,354 | $1.4M |
| Invesco Ltd. | 0.00% | Add +21.5% | 960,461 | $1.3M |
| Almitas Capital LLC | 0.30% | New | 946,323 | $1.3M |
| Swiss National Bank | 0.00% | Reduce -4.9% | 926,100 | $1.3M |
| HRT Financial LP | 0.00% | Add +81.3% | 901,874 | $1.2M |
| Patient Square Capital LP | 0.31% | Add +18.0% | 845,000 | $1.2M |
| Rhumbline Advisers | 0.00% | Reduce -4.2% | 837,653 | $1.1M |
| Wells Fargo & Company | 0.00% | Add +32.2% | 769,258 | $1.1M |
| Schonfeld Strategic Advisors LLC | 0.01% | Add +74.4% | 763,511 | $1.0M |
| Ameriprise Financial Inc. | 0.00% | Add +0.0% | 697,055 | $955K |
| Alliancebernstein L.P. | 0.00% | No change | 625,291 | $857K |
| MML Investors Services, LLC | 0.00% | Reduce -0.1% | 551,115 | $755K |
| Prelude Capital Management, LLC | 0.06% | Reduce -50.4% | 537,927 | $737K |
| Legal & General Group Plc | 0.00% | Reduce -7.8% | 507,900 | $696K |
| Lion Point Capital, LP | 3.89% | No change | 500,000 | $685K |
| JPMorgan Chase & Co. | 0.00% | Reduce -9.8% | 487,249 | $668K |
| California State Teachers Retirement System | 0.00% | Reduce -0.0% | 479,430 | $657K |
| ADAR1 Capital Management, LLC | 0.06% | Add +3.4% | 456,176 | $625K |
| Aquatic Capital Management LLC | 0.01% | New | 437,875 | $600K |
| Private Advisor Group, LLC | 0.00% | Add +20.5% | 418,877 | $574K |
| AQR Capital Management | 0.00% | Add +100.9% | 417,896 | $573K |
| Two Sigma Advisers, LP | 0.00% | New | 385,546 | $528K |
| Los Angeles Capital Management LLC | 0.00% | Add +1001.0% | 376,272 | $515K |
| Empire Financial Management Company, LLC | 0.12% | New | 370,000 | $507K |
| Hennion & Walsh Asset Management, Inc. | 0.02% | Reduce -1.8% | 364,400 | $499K |
| Creative Planning | 0.00% | Reduce -2.5% | 348,589 | $478K |
| Inspire Investing, LLC | 0.04% | Add +15.6% | 329,051 | $451K |
| Nvest Financial, LLC | 0.25% | Reduce -2.6% | 313,726 | $430K |
| Alps Advisors Inc. | 0.00% | Reduce -11.9% | 302,509 | $414K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -18.3% | 304,213 | $414K |
| Moody National Bank Trust Division | 0.03% | Reduce -1.1% | 296,379 | $406K |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -42.0% | 288,838 | $396K |
| Virtus Investment Advisers, LLC | 0.11% | No change | 284,868 | $390K |
| Brevan Howard Capital Management LP | 0.01% | Add +656.7% | 269,528 | $369K |
| MetLife Investment Management, LLC | 0.00% | Reduce -26.5% | 266,749 | $365K |
| Quadrature Capital Ltd | 0.00% | Add +73.8% | 261,865 | $359K |
| Royal Bank of Canada | 0.00% | Add +10.8% | 251,081 | $344K |
| Janus Henderson Group PLC | 0.00% | No change | 239,357 | $329K |
| Virtue Capital Management, LLC | 0.05% | New | 952 | $325K |
| Intech Investment Management LLC | 0.00% | Reduce -34.0% | 233,992 | $321K |
| Russell Investments Group, Ltd. | 0.00% | Add +2.8% | 230,334 | $316K |
| DNB Asset Management AS | 0.00% | Add +18.7% | 226,508 | $310K |
| Group One Trading LLC | 0.01% | Reduce -37.4% | 220,623 | $302K |
| State of Wisconsin Investment Board | 0.00% | Reduce -3.5% | 219,398 | $301K |
| Raymond James Financial Inc. | 0.00% | Reduce -0.2% | 214,422 | $294K |
| Profund Advisors LLC | 0.01% | Add +21.3% | 213,466 | $292K |
| Cresset Asset Management, LLC | 0.00% | Add +3.1% | 182,844 | $250K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -43.0% | 180,450 | $247K |
| New York State Common Retirement Fund | 0.00% | No change | 171,453 | $235K |
| XTX Topco Ltd | 0.01% | Add +32.9% | 165,516 | $227K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | Add +6.6% | 153,371 | $210K |
| CANADA LIFE ASSURANCE Co | 0.00% | Add +1.7% | 154,992 | $201K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 142,122 | $195K |
"% of holder's portfolio" is GERN's weight in each manager's 13F, not the share of Geron Corp. the manager owns.