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, Q1 2026
Institutional positions in Geron Corp as of Mar 31, 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
- 256
- −1 vs. Q4 2025
- Shares held
- 497.2M
- +54.4M (+12.3%) vs. Q4 2025
- Total value
- $740.7M
- +$156.3M (+26.7%) vs. Q4 2025
- New holders
- 37
- 90 more added
- Sold out
- 38
- 56 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 63,771,366 | $95.0M | 1.01% | 00.0% | Unchanged |
| BlackRock, Inc. | 47,319,779 | $70.5M | 0.00% | +1,406,435+3.1% | Added |
| Soleus Capital Management, L.P. | 41,508,659 | $61.8M | 2.50% | +18,218,659+78.2% | Added |
| Deep Track Capital, LP | 31,720,278 | $47.3M | 0.98% | −790,993−2.4% | Reduced |
| State Street Corp | 30,497,183 | $45.4M | 0.00% | +3,629,861+13.5% | Added |
| Vanguard Capital Management LLC | 26,669,029 | $39.7M | 0.00% | +26,669,029 | New |
| Citadel Advisors LLC | 21,576,569 | $32.1M | 0.02% | +11,650,783+117.4% | Added |
| Point72 Asset Management, L.P. | 20,457,134 | $30.5M | 0.05% | +20,457,134 | New |
| Clearbridge Investments, LLC | 19,620,320 | $29.2M | 0.03% | +5,377,367+37.8% | Added |
| Eversept Partners, LP | 18,834,883 | $28.1M | 1.85% | +1,174,900+6.7% | Added |
| Geode Capital Management, LLC | 13,670,785 | $20.4M | 0.00% | +643,450+4.9% | Added |
| Morgan Stanley | 12,665,119 | $18.9M | 0.00% | +61,701+0.5% | Added |
| Nantahala Capital Management, LLC | 11,225,000 | $16.7M | 1.04% | +2,200,000+24.4% | Added |
| Goldman Sachs Group Inc | 11,176,591 | $16.7M | 0.00% | −4,997,807−30.9% | Reduced |
| Vivo Capital, LLC | 8,671,797 | $12.9M | 1.07% | −18,553,495−68.1% | Reduced |
| Millennium Management LLC | 7,321,522 | $10.9M | 0.01% | +2,717,646+59.0% | Added |
| Kynam Capital Management, LP | 6,836,318 | $10.2M | 0.65% | +3,380,000+97.8% | Added |
| FMR LLC | 6,597,156 | $9.83M | 0.00% | −1,479,809−18.3% | Reduced |
| Deutsche Bank AG | 5,203,516 | $7.75M | 0.00% | +62,707+1.2% | Added |
| Pale Fire Capital SE | 4,888,304 | $7.28M | 0.64% | +99,710+2.1% | Added |
| Northern Trust Corp | 4,862,264 | $7.24M | 0.00% | +135,659+2.9% | Added |
| Segall Bryant & Hamill, LLC | 4,740,048 | $7.06M | 0.10% | −308,888−6.1% | Reduced |
| Vanguard Portfolio Management LLC | 4,668,783 | $6.96M | 0.00% | +4,668,783 | New |
| Bank of America Corp | 4,556,278 | $6.79M | 0.00% | +1,858,268+68.9% | Added |
| Charles Schwab Investment Management Inc | 4,483,376 | $6.68M | 0.00% | −30,687−0.7% | Reduced |
| Candriam Luxembourg S.C.A. | 3,921,476 | $5.84M | 0.03% | +1,081,992+38.1% | Added |
| Vanguard Fiduciary Trust Co | 3,835,146 | $5.71M | 0.00% | +3,835,146 | New |
| UBS Group AG | 3,693,333 | $5.50M | 0.00% | +419,628+12.8% | Added |
| Marshall Wace, LLP | 2,960,047 | $4.41M | 0.00% | +2,960,047 | New |
| Nuveen, LLC | 2,931,489 | $4.37M | 0.00% | +931,646+46.6% | Added |
| Vestal Point Capital, LP | 2,540,000 | $3.78M | 0.11% | −8,780,000−77.6% | Reduced |
| Edmond de Rothschild Holding S.A. | 2,330,000 | $3.47M | 0.05% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 2,218,196 | $3.30M | 0.00% | +1,978,839+826.7% | Added |
| Two Sigma Investments, LP | 1,889,468 | $2.82M | 0.00% | −912,000−32.6% | Reduced |
| Renaissance Technologies LLC | 1,799,521 | $2.68M | 0.00% | +1,062,355+144.1% | Added |
| Bank of New York Mellon Corp | 1,540,236 | $2.29M | 0.00% | −33,600−2.1% | Reduced |
| Qube Research & Technologies Ltd | 1,445,859 | $2.15M | 0.00% | −1,661,670−53.5% | Reduced |
| Nan Fung Trinity (HK) Ltd | 1,373,550 | $2.05M | 0.22% | 00.0% | Unchanged |
| Invesco Ltd. | 1,304,458 | $1.94M | 0.00% | +78,800+6.4% | Added |
| UBS Asset Management Americas Inc | 1,271,014 | $1.89M | 0.00% | +38,726+3.1% | Added |
| Susquehanna International Group, LLP | 1,250,017 | $1.86M | 0.00% | −46,146−3.6% | Reduced |
| HRT Financial LP | 1,214,752 | $1.81M | 0.00% | +14,527+1.2% | Added |
| Pensionmark Financial Group, LLC | 1,033,779 | $1.54M | 0.02% | 00.0% | Unchanged |
| XTX Topco Ltd | 961,159 | $1.43M | 0.02% | +702,762+272.0% | Added |
| Swiss National Bank | 947,500 | $1.41M | 0.00% | +21,400+2.3% | Added |
| Rafferty Asset Management, LLC | 883,595 | $1.32M | 0.01% | +61,705+7.5% | Added |
| Jane Street Group, LLC | 771,971 | $1.15M | 0.00% | −241,032−23.8% | Reduced |
| California State Teachers Retirement System | 737,143 | $1.10M | 0.00% | +261,886+55.1% | Added |
| Rhumbline Advisers | 700,101 | $1.04M | 0.00% | −27,411−3.8% | Reduced |
| Ameriprise Financial Inc | 651,185 | $970.3K | 0.00% | −386−0.1% | Reduced |
| Citigroup Inc | 633,501 | $943.9K | 0.00% | +494,110+354.5% | Added |
| Virtus Investment Advisers, Inc. | 620,795 | $925.0K | 0.26% | +118,286+23.5% | Added |
| J. Goldman & Co LP | 610,659 | $909.9K | 0.04% | +610,659 | New |
| Lion Point Capital, LP | 578,000 | $861.2K | 5.15% | 00.0% | Unchanged |
| Alps Advisors Inc | 521,439 | $776.9K | 0.00% | −2,720−0.5% | Reduced |
| Nvest Financial, LLC | 508,474 | $757.6K | 0.28% | +279,683+122.2% | Added |
| Alliancebernstein L.P. | 555,701 | $733.5K | 0.00% | +169,360+43.8% | Added |
| Wells Fargo & Company | 460,729 | $686.5K | 0.00% | −394,412−46.1% | Reduced |
| BNP Paribas Arbitrage, SA | 426,698 | $635.8K | 0.00% | +355,070+495.7% | Added |
| Seven Fleet Capital Management LP | 424,180 | $632.0K | 0.20% | −353,700−45.5% | Reduced |
| Private Advisor Group, LLC | 423,328 | $630.8K | 0.00% | +2,996+0.7% | Added |
| Man Group plc | 396,908 | $591.4K | 0.00% | +273,060+220.5% | Added |
| Hennion & Walsh Asset Management, Inc. | 396,632 | $591.0K | 0.02% | −24,826−5.9% | Reduced |
| Profund Advisors LLC | 394,909 | $588.4K | 0.02% | +87,996+28.7% | Added |
| Price T Rowe Associates Inc | 390,016 | $582.0K | 0.00% | +77,989+25.0% | Added |
| Panagora Asset Management Inc | 360,845 | $537.7K | 0.00% | +360,845 | New |
| CWM Advisors, LLC | 349,627 | $520.9K | 0.03% | −4,523−1.3% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 318,809 | $470.0K | 0.00% | +17,216+5.7% | Added |
| Vanguard Asset Management, Ltd | 313,117 | $466.5K | 0.00% | +313,117 | New |
| Legal & General Group Plc | 296,841 | $442.3K | 0.00% | −146,487−33.0% | Reduced |
| Moody National Bank Trust Division | 295,425 | $440.2K | 0.04% | 00.0% | Unchanged |
| Raymond James Financial Inc | 290,780 | $433.3K | 0.00% | +107,414+58.6% | Added |
| SG Americas Securities, LLC | 279,083 | $416.0K | 0.00% | +120,296+75.8% | Added |
| JPMorgan Chase & Co | 291,838 | $411.5K | 0.00% | +27,360+10.3% | Added |
| Gsa Capital Partners LLP | 258,414 | $385.0K | 0.02% | +231,535+861.4% | Added |
| Aquatic Capital Management LLC | 255,927 | $381.3K | 0.01% | +255,927 | New |
| MetLife Investment Management | 250,662 | $373.5K | 0.00% | −46,400−15.6% | Reduced |
| Quadrature Capital Ltd | 232,332 | $346.2K | 0.00% | +53,835+30.2% | Added |
| Creative Planning | 220,604 | $328.7K | 0.00% | +16,757+8.2% | Added |
| Vanguard Global Advisers, LLC | 219,833 | $327.6K | 0.00% | +219,833 | New |
| Group One Trading, L.P. | 207,981 | $309.9K | 0.01% | +2,290+1.1% | Added |
| Barclays PLC | 205,967 | $306.9K | 0.00% | −1,369,462−86.9% | Reduced |
| State of Wisconsin Investment Board | 203,526 | $303.3K | 0.00% | +1,006+0.5% | Added |
| ADAR1 Capital Management, LLC | 200,000 | $298.0K | 0.02% | −136,176−40.5% | Reduced |
| Cresset Asset Management, LLC | 194,464 | $289.8K | 0.00% | +5,918+3.1% | Added |
| New York State Common Retirement Fund | 171,453 | $255.5K | 0.00% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 163,622 | $243.8K | 0.00% | +163,622 | New |
| Police & Firemen's Retirement System of New Jersey | 153,371 | $228.5K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 149,857 | $223.3K | 0.00% | +20,469+15.8% | Added |
| Manufacturers Life Insurance Company, The | 148,669 | $221.5K | 0.00% | −18,175−10.9% | Reduced |
| Intech Investment Management LLC | 143,513 | $213.8K | 0.00% | −90,479−38.7% | Reduced |
| State Board of Administration of Florida Retirement System | 142,122 | $211.8K | 0.00% | 00.0% | Unchanged |
| Scientech Research LLC | 133,846 | $199.4K | 0.17% | −93,626−41.2% | Reduced |
| Amundi | 132,367 | $197.2K | 0.00% | +103,944+365.7% | Added |
| Arizona State Retirement System | 131,507 | $195.9K | 0.00% | −3,429−2.5% | Reduced |
| Toronto Dominion Bank | 127,711 | $190.3K | 0.00% | +127,711 | New |
| Vanguard Investments Australia, Ltd. | 123,888 | $184.6K | 0.00% | +123,888 | New |
| Voleon Capital Management LP | 122,612 | $182.7K | 0.00% | +93,022+314.4% | Added |
| Simplex Trading, LLC | 119,000 | $177.3K | 0.01% | +84,401+243.9% | Added |
| HighTower Advisors, LLC | 117,329 | $174.8K | 0.00% | +125+0.1% | Added |