Geron Corp
GERN- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000886744
No open-market purchases or sales by Geron Corp insiders were filed in the last 90 days; 260 institutions reported holding it in 13F filings for Q2 2026, worth $610.5M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Geron Corp as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 262
- +1 vs. Q3 2025
- Shares held
- 478.6M
- −28.4M (−5.6%) vs. Q3 2025
- Total value
- $631.7M
- −$62.9M (−9.1%) vs. Q3 2025
- New holders
- 30
- 65 more added
- Sold out
- 29
- 98 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GERN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 260 | $610.5M |
| Q1 2026 | 256 | $740.7M |
| Q4 2025 | 262 | $631.7M |
| Q3 2025 | 263 | $694.7M |
| Q2 2025 | 259 | $725.4M |
| Q1 2025 | 270 | $811.6M |
| Q4 2024 | 285 | $1.73B |
| Q3 2024 | 255 | $2.31B |
| Q2 2024 | 239 | $1.97B |
| Q1 2024 | 231 | $1.43B |
| Q4 2023 | 202 | $830.0M |
| Q3 2023 | 202 | $786.9M |
| Q2 2023 | 201 | $1.10B |
| Q1 2023 | 191 | $706.4M |
| Q4 2022 | 185 | $509.1M |
| Q3 2022 | 180 | $447.8M |
| Q2 2022 | 154 | $299.0M |
| Q1 2022 | 150 | $247.1M |
| Q4 2021 | 147 | $156.5M |
| Q3 2021 | 139 | $179.0M |
| Q2 2021 | 145 | $181.6M |
| Q1 2021 | 146 | $225.3M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hennion & Walsh Asset Management, Inc. | 421,458 | $556.3K | 0.02% | +57,058+15.7% | Added |
| Legal & General Group Plc | 443,328 | $585.2K | 0.00% | −64,572−12.7% | Reduced |
| California State Teachers Retirement System | 475,257 | $627.3K | 0.00% | −4,173−0.9% | Reduced |
| Virtus Investment Advisers, Inc. | 502,509 | $663.3K | 0.18% | +217,641+76.4% | Added |
| Alps Advisors Inc | 524,159 | $691.9K | 0.00% | +221,650+73.3% | Added |
| Lion Point Capital, LP | 578,000 | $763.0K | 3.95% | +78,000+15.6% | Added |
| SRS Capital Advisors, Inc. | 627,297 | $828.0K | 0.02% | −766,783−55.0% | Reduced |
| Ameriprise Financial Inc | 651,571 | $860.1K | 0.00% | −45,484−6.5% | Reduced |
| Centiva Capital, LP | 686,538 | $906.2K | 0.05% | +686,538 | New |
| Rhumbline Advisers | 727,512 | $960.3K | 0.00% | −110,141−13.1% | Reduced |
| Renaissance Technologies LLC | 737,166 | $973.1K | 0.00% | −1,627,114−68.8% | Reduced |
| Seven Fleet Capital Management LP | 777,880 | $1.03M | 0.69% | +777,880 | New |
| Stonepine Capital Management, LLC | 805,800 | $1.06M | 0.84% | −794,200−49.6% | Reduced |
| Rafferty Asset Management, LLC | 821,890 | $1.08M | 0.00% | −164,464−16.7% | Reduced |
| MML Investors Services, LLC | 834,115 | $1.10M | 0.00% | +283,000+51.4% | Added |
| Wells Fargo & Company | 855,141 | $1.13M | 0.00% | +85,883+11.2% | Added |
| Almitas Capital LLC | 896,323 | $1.18M | 0.26% | −50,000−5.3% | Reduced |
| Swiss National Bank | 926,100 | $1.22M | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 1,013,003 | $1.34M | 0.00% | −1,109,335−52.3% | Reduced |
| Pensionmark Financial Group, LLC | 1,033,779 | $1.36M | 0.02% | −6,000−0.6% | Reduced |
| Squarepoint Ops LLC | 1,130,076 | $1.49M | 0.00% | −2,158,631−65.6% | Reduced |
| HRT Financial LP | 1,200,225 | $1.58M | 0.00% | +298,351+33.1% | Added |
| Invesco Ltd. | 1,225,658 | $1.62M | 0.00% | +265,197+27.6% | Added |
| UBS Asset Management Americas Inc | 1,232,288 | $1.63M | 0.00% | −80,579−6.1% | Reduced |
| Susquehanna International Group, LLP | 1,296,163 | $1.71M | 0.00% | +55,492+4.5% | Added |
| Nan Fung Trinity (HK) Ltd | 1,373,550 | $1.81M | 0.14% | 00.0% | Unchanged |
| Affinity Asset Advisors, LLC | 1,500,000 | $1.98M | 0.14% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 1,573,836 | $2.08M | 0.00% | −908−0.1% | Reduced |
| Barclays PLC | 1,575,429 | $2.08M | 0.00% | −360,177−18.6% | Reduced |
| Nuveen, LLC | 1,999,843 | $2.64M | 0.00% | +25,064+1.3% | Added |
| Edmond de Rothschild Holding S.A. | 2,330,000 | $3.08M | 0.04% | 00.0% | Unchanged |
| Bank of America Corp | 2,698,010 | $3.56M | 0.00% | −796,336−22.8% | Reduced |
| Two Sigma Investments, LP | 2,801,468 | $3.70M | 0.01% | +949,450+51.3% | Added |
| Candriam Luxembourg S.C.A. | 2,839,484 | $3.75M | 0.02% | −414,476−12.7% | Reduced |
| Qube Research & Technologies Ltd | 3,107,529 | $4.10M | 0.01% | −1,615,289−34.2% | Reduced |
| UBS Group AG | 3,273,705 | $4.32M | 0.00% | −4,447,402−57.6% | Reduced |
| Kynam Capital Management, LP | 3,456,318 | $4.56M | 0.30% | 00.0% | Unchanged |
| Algert Global LLC | 3,499,747 | $4.62M | 0.07% | −1,027,994−22.7% | Reduced |
| Charles Schwab Investment Management Inc | 4,514,063 | $5.96M | 0.00% | +4,598+0.1% | Added |
| Millennium Management LLC | 4,603,876 | $6.08M | 0.00% | −6,764,113−59.5% | Reduced |
| Northern Trust Corp | 4,726,605 | $6.24M | 0.00% | −135,953−2.8% | Reduced |
| Pale Fire Capital SE | 4,788,594 | $6.32M | 0.81% | +2,506,840+109.9% | Added |
| Segall Bryant & Hamill, LLC | 5,048,936 | $6.66M | 0.09% | −286,280−5.4% | Reduced |
| Deutsche Bank AG | 5,140,809 | $6.79M | 0.00% | +10,547+0.2% | Added |
| Woodline Partners LP | 7,504,094 | $9.91M | 0.04% | +1,620,302+27.5% | Added |
| FMR LLC | 8,076,965 | $10.7M | 0.00% | +375,895+4.9% | Added |
| Nantahala Capital Management, LLC | 9,025,000 | $11.9M | 0.71% | 00.0% | Unchanged |
| Standard Life Aberdeen plc | 9,527,083 | $12.6M | 0.02% | +3,556,160+59.6% | Added |
| Citadel Advisors LLC | 9,925,786 | $13.1M | 0.01% | −5,779,282−36.8% | Reduced |
| Vestal Point Capital, LP | 11,320,000 | $14.9M | 0.55% | −5,905,000−34.3% | Reduced |
| Morgan Stanley | 12,603,418 | $16.6M | 0.00% | +1,905,062+17.8% | Added |
| Geode Capital Management, LLC | 13,027,335 | $17.2M | 0.00% | −96,205−0.7% | Reduced |
| Clearbridge Investments, LLC | 14,242,953 | $18.8M | 0.02% | +17,975+0.1% | Added |
| Goldman Sachs Group Inc | 16,174,398 | $21.4M | 0.00% | −5,132,997−24.1% | Reduced |
| Eversept Partners, LP | 17,659,983 | $23.3M | 1.31% | +5,060,981+40.2% | Added |
| Soleus Capital Management, L.P. | 23,290,000 | $30.7M | 1.30% | +6,000,000+34.7% | Added |
| State Street Corp | 26,867,322 | $35.5M | 0.00% | +248,508+0.9% | Added |
| Vivo Capital, LLC | 27,225,292 | $35.9M | 2.32% | 00.0% | Unchanged |
| Deep Track Capital, LP | 32,511,271 | $42.9M | 0.98% | −8,585,251−20.9% | Reduced |
| Vanguard Group Inc | 35,660,969 | $47.1M | 0.00% | +1,237,844+3.6% | Added |
| BlackRock, Inc. | 45,913,344 | $60.6M | 0.00% | −692,406−1.5% | Reduced |
| Ra Capital Management, L.P. | 63,771,366 | $84.2M | 0.86% | +3,392,000+5.6% | Added |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −3,010,000−100.0% | Sold out |
| Exome Asset Management LLC | 0 | $0 | 0.00% | −1,858,354−100.0% | Sold out |
| Patient Square Capital LP | 0 | $0 | 0.00% | −845,000−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −537,927−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −437,875−100.0% | Sold out |
| Empire Financial Management Company, LLC | 0 | $0 | 0.00% | −370,000−100.0% | Sold out |
| DnB Asset Management AS | 0 | $0 | 0.00% | −226,508−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −124,796−100.0% | Sold out |
| Ballentine Partners, LLC | 0 | $0 | 0.00% | −93,971−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −87,300−100.0% | Sold out |
| Velan Capital Investment Management LP | 0 | $0 | 0.00% | −80,000−100.0% | Sold out |
| Forefront Wealth Partners, LLC | 0 | $0 | 0.00% | −52,258−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −47,035−100.0% | Sold out |
| Capstone Investment Advisors, LLC | 0 | $0 | 0.00% | −38,913−100.0% | Sold out |
| Gotham Asset Management, LLC | 0 | $0 | 0.00% | −38,830−100.0% | Sold out |
| Fisher Asset Management, LLC | 0 | $0 | 0.00% | −27,209−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −22,532−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −21,785−100.0% | Sold out |
| 111 Capital | 0 | $0 | 0.00% | −14,555−100.0% | Sold out |
| Bernardo Wealth Planning LLC | 0 | $0 | 0.00% | −11,650−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −11,645−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −10,707−100.0% | Sold out |
| Warren Averett Asset Management, LLC | 0 | $0 | 0.00% | −10,640−100.0% | Sold out |
| Axim Planning & Wealth | 0 | $0 | 0.00% | −10,600−100.0% | Sold out |
| Clear Street Markets LLC | 0 | $0 | 0.00% | −4,916−100.0% | Sold out |
| Groupe la Francaise | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −1,493−100.0% | Sold out |
| Rise Advisors, LLC | 0 | $0 | 0.00% | −362−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −87−100.0% | Sold out |
| CIBC Bancorp USA Inc. | – | – | – | – | Not filed |
| Vishria Bird Financial Group, LLC | – | – | – | – | Not filed |