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, Q2 2026
Institutional positions in Geron Corp as of Jun 30, 2026. 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
- 260
- +6 vs. Q1 2026
- Shares held
- 476.7M
- −18.3M (−3.7%) vs. Q1 2026
- Total value
- $610.5M
- −$126.9M (−17.2%) vs. Q1 2026
- New holders
- 36
- 96 more added
- Sold out
- 30
- 62 more reduced
2 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Gsa Capital Partners LLP | 588,165 | $753.0K | 0.05% | +329,751+127.6% | Added |
| SRS Capital Advisors, Inc. | 605,298 | $774.8K | 0.01% | +493,870+443.2% | Added |
| Rafferty Asset Management, LLC | 606,440 | $776.2K | 0.00% | −277,155−31.4% | Reduced |
| Franklin Resources Inc | 618,891 | $792.2K | 0.00% | +588,130+1,911.9% | Added |
| Exome Asset Management LLC | 624,046 | $798.8K | 0.49% | +624,046 | New |
| Alps Advisors Inc | 651,079 | $833.4K | 0.00% | +129,640+24.9% | Added |
| SummitTX Capital, L.P. | 657,024 | $841.0K | 0.02% | +657,024 | New |
| Alliancebernstein L.P. | 571,821 | $852.0K | 0.00% | +16,120+2.9% | Added |
| Man Group plc | 696,669 | $891.7K | 0.00% | +299,761+75.5% | Added |
| J. Goldman & Co LP | 712,124 | $911.5K | 0.03% | +101,465+16.6% | Added |
| Rhumbline Advisers | 732,065 | $937.0K | 0.00% | +31,964+4.6% | Added |
| Citigroup Inc | 826,216 | $1.06M | 0.00% | +192,715+30.4% | Added |
| Swiss National Bank | 964,000 | $1.23M | 0.00% | +16,500+1.7% | Added |
| UBS Asset Management Americas Inc | 983,698 | $1.26M | 0.00% | −287,316−22.6% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 1,000,910 | $1.28M | 0.04% | +604,278+152.4% | Added |
| Voleon Capital Management LP | 1,004,988 | $1.29M | 0.02% | +882,376+719.6% | Added |
| Virtus Investment Advisers, Inc. | 1,011,201 | $1.29M | 0.30% | +390,406+62.9% | Added |
| Seven Fleet Capital Management LP | 1,057,228 | $1.35M | 0.22% | +633,048+149.2% | Added |
| Invesco Ltd. | 1,175,208 | $1.50M | 0.00% | −129,250−9.9% | Reduced |
| Moore Capital Management, LP | 1,191,941 | $1.53M | 0.03% | +1,191,941 | New |
| Pensionmark Financial Group, LLC | 1,033,779 | $1.54M | 0.03% | 00.0% | Unchanged |
| Nuveen, LLC | 1,546,476 | $1.98M | 0.00% | −1,385,013−47.2% | Reduced |
| Susquehanna International Group, LLP | 1,547,239 | $1.98M | 0.00% | +297,222+23.8% | Added |
| Bank of New York Mellon Corp | 1,618,246 | $2.07M | 0.00% | +78,010+5.1% | Added |
| Nan Fung Trinity (HK) Ltd | 2,223,550 | $2.85M | 0.28% | +850,000+61.9% | Added |
| Edmond de Rothschild Holding S.A. | 2,330,000 | $2.98M | 0.04% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 2,416,441 | $3.09M | 0.00% | +1,989,743+466.3% | Added |
| ExodusPoint Capital Management, LP | 2,526,145 | $3.23M | 0.03% | +2,514,158+20,974.0% | Added |
| Panagora Asset Management Inc | 2,939,469 | $3.76M | 0.01% | +2,578,624+714.6% | Added |
| Qube Research & Technologies Ltd | 3,361,584 | $4.30M | 0.00% | +1,915,725+132.5% | Added |
| Deutsche Bank AG | 3,439,976 | $4.40M | 0.00% | −1,763,540−33.9% | Reduced |
| Bank of America Corp | 3,534,234 | $4.52M | 0.00% | −1,022,044−22.4% | Reduced |
| Vanguard Fiduciary Trust Co | 3,963,563 | $5.07M | 0.00% | +128,417+3.3% | Added |
| Point72 Asset Management, L.P. | 4,045,201 | $5.18M | 0.01% | −16,411,933−80.2% | Reduced |
| Toronto Dominion Bank | 4,235,000 | $5.42M | 0.01% | +4,107,289+3,216.1% | Added |
| Charles Schwab Investment Management Inc | 4,284,662 | $5.48M | 0.00% | −198,714−4.4% | Reduced |
| Two Sigma Investments, LP | 4,308,013 | $5.51M | 0.00% | +2,418,545+128.0% | Added |
| Segall Bryant & Hamill, LLC | 4,485,554 | $5.74M | 0.07% | −254,494−5.4% | Reduced |
| Renaissance Technologies LLC | 4,579,000 | $5.86M | 0.01% | +2,779,479+154.5% | Added |
| UBS Group AG | 4,896,096 | $6.27M | 0.00% | +1,202,763+32.6% | Added |
| Northern Trust Corp | 5,032,212 | $6.44M | 0.00% | +169,948+3.5% | Added |
| Pale Fire Capital SE | 5,307,204 | $6.79M | 0.48% | +418,900+8.6% | Added |
| FMR LLC | 5,502,807 | $7.04M | 0.00% | −1,094,349−16.6% | Reduced |
| Candriam Luxembourg S.C.A. | 5,589,182 | $7.15M | 0.03% | +1,667,706+42.5% | Added |
| Kynam Capital Management, LP | 6,836,318 | $8.75M | 0.48% | 00.0% | Unchanged |
| Millennium Management LLC | 8,112,267 | $10.4M | 0.01% | +790,745+10.8% | Added |
| Vivo Capital, LLC | 8,671,797 | $11.1M | 1.01% | 00.0% | Unchanged |
| Vanguard Portfolio Management LLC | 10,812,598 | $13.8M | 0.00% | +6,143,815+131.6% | Added |
| Nantahala Capital Management, LLC | 12,225,000 | $15.6M | 0.95% | +1,000,000+8.9% | Added |
| Morgan Stanley | 12,945,431 | $16.6M | 0.00% | +280,312+2.2% | Added |
| Geode Capital Management, LLC | 14,555,954 | $18.6M | 0.00% | +885,169+6.5% | Added |
| Goldman Sachs Group Inc | 16,633,368 | $21.3M | 0.00% | +5,456,777+48.8% | Added |
| Eversept Partners, LP | 18,717,422 | $24.0M | 1.31% | −117,461−0.6% | Reduced |
| Clearbridge Investments, LLC | 19,648,853 | $25.2M | 0.02% | +28,533+0.1% | Added |
| Vanguard Capital Management LLC | 27,250,215 | $34.9M | 0.00% | +581,186+2.2% | Added |
| Citadel Advisors LLC | 29,038,928 | $37.2M | 0.02% | +7,462,359+34.6% | Added |
| State Street Corp | 35,856,671 | $45.9M | 0.00% | +5,359,488+17.6% | Added |
| Soleus Capital Management, L.P. | 42,808,659 | $54.8M | 1.89% | +1,300,000+3.1% | Added |
| Ra Capital Management, L.P. | 42,809,751 | $54.8M | 0.48% | −20,961,615−32.9% | Reduced |
| BlackRock, Inc. | 49,115,571 | $62.9M | 0.00% | +1,795,792+3.8% | Added |
| Deep Track Capital, LP | 0 | $0 | 0.00% | −31,720,278−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −2,960,047−100.0% | Sold out |
| Vestal Point Capital, LP | 0 | $0 | 0.00% | −2,540,000−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −1,214,752−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −771,971−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −255,927−100.0% | Sold out |
| Scientech Research LLC | 0 | $0 | 0.00% | −133,846−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −60,800−100.0% | Sold out |
| DnB Asset Management AS | 0 | $0 | 0.00% | −52,376−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −35,863−100.0% | Sold out |
| Twin Peaks Wealth Advisors, LLC | 0 | $0 | 0.00% | −27,444−100.0% | Sold out |
| Stembrook Asset Management, LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Commonwealth Equity Services, LLC | 0 | $0 | 0.00% | −15,530−100.0% | Sold out |
| Stifel Financial Corp | 0 | $0 | 0.00% | −14,836−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −11,500−100.0% | Sold out |
| Insigneo Advisory Services, LLC | 0 | $0 | 0.00% | −11,363−100.0% | Sold out |
| M&T Bank Corp | 0 | $0 | 0.00% | −10,787−100.0% | Sold out |
| Valeo Financial Advisors, LLC | 0 | $0 | 0.00% | −10,375−100.0% | Sold out |
| Bank of New Hampshire | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Curio Wealth, LLC | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Indiana Trust & Investment Management CO | 0 | $0 | 0.00% | −1,736−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −1,091−100.0% | Sold out |
| Bartlett & Co. Wealth Management LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −760−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −616−100.0% | Sold out |
| JNBA Financial Advisors | 0 | $0 | 0.00% | −270−100.0% | Sold out |
| Aster Capital Management (DIFC) Ltd | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| WFA of San Diego, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Essential Partners LLC | 0 | $0 | 0.00% | −27−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −3−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |