GeronGERN
13F holders, Q4 2025 (December 31)262holders −1
24new positions
29sold out
4famous investors
$1.32avg. 13F price*
At the end of Q4 2025, 262 institutions reported holding Geron Corp. (GERN) in their 13F filings, down 1 from Q3 2025. 24 opened new positions and 29 sold out. The largest holders were Ra Capital Management, L.P. ($84.2M), BlackRock, Inc. ($60.6M) and Vanguard Group Inc. ($47.1M). 4 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 Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 24 | $2.1M |
| Exits | 29 | $11.0M |
All 13F filers, Q3 2025 → Q4 2025: 30,812,773 shares bought and 60,133,249 shares sold, net −29,320,476 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 262 holders
| Ra Capital Management, L.P. | 0.86% | Add +5.6% | 63,771,366 | $84.2M |
| BlackRock, Inc. | 0.00% | Reduce -1.5% | 45,913,344 | $60.6M |
| Vanguard Group Inc. | 0.00% | Add +3.6% | 35,660,969 | $47.1M |
| Deep Track Capital, LP | 0.98% | Reduce -20.9% | 32,511,271 | $42.9M |
| Vivo Capital, LLC | 2.32% | No change | 27,225,292 | $35.9M |
| State Street Corp. | 0.00% | Add +0.9% | 26,867,322 | $35.5M |
| Soleus Capital Management, L.P. | 1.30% | Add +34.7% | 23,290,000 | $30.7M |
| Eversept Partners, LP | 1.31% | Add +40.2% | 17,659,983 | $23.3M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -24.1% | 16,174,398 | $21.4M |
| Clearbridge Investments, LLC | 0.02% | Add +0.1% | 14,242,953 | $18.8M |
| Geode Capital Management, LLC | 0.00% | Reduce -0.7% | 13,027,335 | $17.2M |
| Morgan Stanley | 0.00% | Add +17.8% | 12,603,418 | $16.6M |
| Vestal Point Capital, LP | 0.55% | Reduce -34.3% | 11,320,000 | $14.9M |
| Citadel Advisors | 0.01% | Reduce -36.8% | 9,925,786 | $13.1M |
| Aberdeen Group plc | 0.02% | Add +59.6% | 9,527,083 | $12.6M |
| Nantahala Capital Management, LLC | 0.71% | No change | 9,025,000 | $11.9M |
| FMR LLC | 0.00% | Add +4.9% | 8,076,965 | $10.7M |
| Woodline Partners LP | 0.04% | Add +27.5% | 7,504,094 | $9.9M |
| Deutsche Bank AG | 0.00% | Add +0.2% | 5,140,809 | $6.8M |
| Segall Bryant & Hamill, LLC | 0.09% | Reduce -5.4% | 5,048,936 | $6.7M |
| Pale Fire Capital SE | 0.81% | Add +109.9% | 4,788,594 | $6.3M |
| Northern Trust Corp. | 0.00% | Reduce -2.8% | 4,726,605 | $6.2M |
| Millennium Management | 0.00% | Reduce -59.5% | 4,603,876 | $6.1M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +0.1% | 4,514,063 | $6.0M |
| Algert Global LLC | 0.07% | Reduce -22.7% | 3,499,747 | $4.6M |
| Kynam Capital Management, LP | 0.30% | No change | 3,456,318 | $4.6M |
| UBS Group AG | 0.00% | Reduce -57.6% | 3,273,705 | $4.3M |
| Qube Research & Technologies Ltd | 0.01% | Reduce -34.2% | 3,107,529 | $4.1M |
| Candriam S.C.A. | 0.02% | Reduce -12.7% | 2,839,484 | $3.7M |
| Two Sigma Investments, LP | 0.01% | Add +51.3% | 2,801,468 | $3.7M |
| Bank of America Corp. | 0.00% | Reduce -22.8% | 2,698,010 | $3.6M |
| Edmond DE Rothschild Holding S.A. | 0.04% | No change | 2,330,000 | $3.1M |
| Nuveen, LLC | 0.00% | Add +1.3% | 1,999,843 | $2.6M |
| Barclays PLC | 0.00% | Reduce -18.6% | 1,575,429 | $2.1M |
| Bank of New York Mellon Corp | 0.00% | Reduce -0.1% | 1,573,836 | $2.1M |
| Affinity Asset Advisors, LLC | 0.15% | No change | 1,500,000 | $2.0M |
| Nan Fung Trinity (hk) Ltd. | 0.14% | No change | 1,373,550 | $1.8M |
| Susquehanna International Group, LLP | 0.00% | Add +4.5% | 1,296,163 | $1.7M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.00% | Reduce -6.1% | 1,232,288 | $1.6M |
| Invesco Ltd. | 0.00% | Add +27.6% | 1,225,658 | $1.6M |
| HRT Financial LP | 0.01% | Add +33.1% | 1,200,225 | $1.6M |
| Squarepoint Ops LLC | 0.00% | Reduce -65.6% | 1,130,076 | $1.5M |
| World Investment Advisors | 0.02% | Reduce -0.6% | 1,033,779 | $1.4M |
| Jane Street Group, LLC | 0.00% | Reduce -52.3% | 1,013,003 | $1.3M |
| Swiss National Bank | 0.00% | No change | 926,100 | $1.2M |
| Almitas Capital LLC | 0.26% | Reduce -5.3% | 896,323 | $1.2M |
| Wells Fargo & Company | 0.00% | Add +11.2% | 855,141 | $1.1M |
| MML Investors Services, LLC | 0.00% | Add +51.4% | 834,115 | $1.1M |
| Rafferty Asset Management, LLC | 0.00% | Reduce -16.7% | 821,890 | $1.1M |
| Stonepine Capital Management, LLC | 0.84% | Reduce -49.6% | 805,800 | $1.1M |
| Seven Fleet Capital Management LP | 0.69% | — | 777,880 | $1.0M |
| Renaissance Technologies | 0.00% | Reduce -68.8% | 737,166 | $973K |
| Rhumbline Advisers | 0.00% | Reduce -13.2% | 727,512 | $960K |
| Centiva Capital, LP | 0.06% | New | 686,538 | $906K |
| Ameriprise Financial Inc. | 0.00% | Reduce -6.5% | 651,571 | $860K |
| Arax Advisory Partners | 0.02% | Reduce -55.0% | 627,297 | $828K |
| Lion Point Capital, LP | 3.95% | Add +15.6% | 578,000 | $763K |
| Alps Advisors Inc. | 0.00% | Add +73.3% | 524,159 | $692K |
| Virtus Investment Advisers, LLC | 0.18% | Add +76.4% | 502,509 | $663K |
| California State Teachers Retirement System | 0.00% | Reduce -0.9% | 475,257 | $627K |
| Legal & General Group Plc | 0.00% | Reduce -12.7% | 443,328 | $585K |
| Hennion & Walsh Asset Management, Inc. | 0.02% | Add +15.7% | 421,458 | $556K |
| Private Advisor Group, LLC | 0.00% | Add +0.3% | 420,332 | $555K |
| Alliancebernstein L.P. | 0.00% | Reduce -38.2% | 386,341 | $510K |
| Two Sigma Advisers, LP | 0.00% | Reduce -5.3% | 365,046 | $482K |
| Inspire Investing, LLC | 0.04% | Add +7.6% | 354,150 | $467K |
| Los Angeles Capital Management LLC | 0.00% | Reduce -3.2% | 364,212 | $452K |
| ADAR1 Capital Management, LLC | 0.03% | Reduce -26.3% | 336,176 | $444K |
| T. Rowe Price Associates Inc. | 0.00% | Add +8.0% | 312,027 | $412K |
| Profund Advisors LLC | 0.01% | Add +43.8% | 306,913 | $405K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -0.9% | 301,593 | $399K |
| MetLife Investment Management, LLC | 0.00% | Add +11.4% | 297,062 | $392K |
| Moody National Bank Trust Division | 0.04% | Reduce -0.3% | 295,425 | $390K |
| JPMorgan Chase & Co. | 0.00% | Reduce -45.7% | 264,478 | $349K |
| XTX Topco Ltd | 0.01% | Add +56.1% | 258,397 | $341K |
| Janus Henderson Group PLC | 0.00% | No change | 239,357 | $317K |
| Intech Investment Management LLC | 0.00% | No change | 233,992 | $309K |
| Nvest Financial, LLC | 0.13% | Reduce -27.1% | 228,791 | $302K |
| Scientech Research LLC | 0.19% | New | 227,472 | $300K |
| Russell Investments Group, Ltd. | 0.00% | Reduce -2.3% | 225,046 | $297K |
| Group One Trading LLC | 0.01% | Reduce -6.8% | 205,691 | $272K |
| Creative Planning | 0.00% | Reduce -41.5% | 203,847 | $269K |
| State of Wisconsin Investment Board | 0.00% | Reduce -7.7% | 202,520 | $267K |
| Cresset Asset Management, LLC | 0.00% | Add +3.1% | 188,546 | $249K |
| Raymond James Financial Inc. | 0.00% | Reduce -14.5% | 183,366 | $242K |
| Quadrature Capital Ltd | 0.00% | Reduce -31.8% | 178,497 | $236K |
| New York State Common Retirement Fund | 0.00% | No change | 171,453 | $226K |
| Manufacturers Life Insurance Company, The | 0.00% | Reduce -7.5% | 166,844 | $220K |
| SG Americas Securities, LLC | 0.00% | Add +40.1% | 158,787 | $210K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 153,371 | $202K |
| EntryPoint Capital, LLC | 0.08% | New | 151,909 | $201K |
| State Board of Administration of Florida Retirement System | 0.00% | No change | 142,122 | $188K |
| Citigroup Inc. | 0.00% | Add +82.7% | 139,391 | $184K |
| Arizona State Retirement System | 0.00% | Reduce -4.2% | 134,936 | $178K |
| Virtu Financial LLC | 0.01% | New | 129,333 | $171K |
| LPL Financial LLC | 0.00% | Reduce -2.6% | 129,388 | $171K |
| ProShare Advisors LLC | 0.00% | Add +10.2% | 128,026 | $169K |
| Man Group plc | 0.00% | Add +117.2% | 123,848 | $163K |
| Mason & Associates Inc | 0.03% | New | 120,700 | $159K |
| HighTower Advisors, LLC | 0.00% | Reduce -1.7% | 117,204 | $155K |
"% of holder's portfolio" is GERN's weight in each manager's 13F, not the share of Geron Corp. the manager owns.