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 |
|---|---|---|---|---|---|
| Wedbush Securities Inc | 34,898 | $45.0K | 0.00% | −3,763−9.7% | Reduced |
| IHT Wealth Management, LLC | 35,250 | $45.1K | 0.00% | +1,500+4.4% | Added |
| R Squared Ltd | 35,580 | $45.5K | 0.02% | +35,580 | New |
| Guggenheim Capital LLC | 37,487 | $48.0K | 0.00% | +196+0.5% | Added |
| Alternative Investment Advisors, LLC. | 39,278 | $50.3K | 0.02% | 00.0% | Unchanged |
| Principal Financial Group Inc | 42,794 | $54.8K | 0.00% | +3,275+8.3% | Added |
| Pinnacle Associates Ltd | 44,287 | $56.7K | 0.00% | −179−0.4% | Reduced |
| Pinnacle Wealth Management Advisory Group, LLC | 44,287 | $56.7K | 0.00% | −179−0.4% | Reduced |
| Jones Financial Companies LLLP | 43,829 | $57.9K | 0.00% | −45,123−50.7% | Reduced |
| Ameritas Investment Partners, Inc. | 45,637 | $58.4K | 0.00% | 00.0% | Unchanged |
| Swiss Life Asset Management Ltd | 47,829 | $61.2K | 0.00% | +3,197+7.2% | Added |
| Flagship Harbor Advisors, LLC | 48,736 | $62.4K | 0.00% | +4,851+11.1% | Added |
| Xponance, Inc. | 53,557 | $68.6K | 0.00% | +5,238+10.8% | Added |
| Public Employees Retirement Association of Colorado | 54,913 | $70.0K | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 55,705 | $71.3K | 0.00% | −4,142−6.9% | Reduced |
| Teacher Retirement System of Texas | 56,352 | $72.1K | 0.00% | −5,741−9.2% | Reduced |
| Tiaa-Cref Individual & Institutional Services, LLC | 58,250 | $74.6K | 0.00% | 00.0% | Unchanged |
| CenterBook Partners LP | 59,267 | $75.9K | 0.00% | +59,267 | New |
| State of Wyoming | 60,674 | $77.7K | 0.01% | +60,674 | New |
| Mercer Global Advisors Inc | 61,908 | $79.2K | 0.00% | −20,406−24.8% | Reduced |
| Foresight Capital Management Advisors, Inc. | 62,500 | $80.0K | 0.04% | +62,500 | New |
| Virtu Financial LLC | 64,470 | $83.0K | 0.00% | +64,470 | New |
| Lazard Asset Management LLC | 64,879 | $83.0K | 0.00% | 00.0% | Unchanged |
| JustInvest LLC | 71,148 | $91.1K | 0.00% | +15,257+27.3% | Added |
| Pictet Asset Management Holding SA | 71,528 | $91.6K | 0.00% | 00.0% | Unchanged |
| Victory Capital Management Inc | 72,538 | $92.8K | 0.00% | +2,960+4.3% | Added |
| CIBC Bancorp USA Inc. | 72,971 | $93.4K | 0.00% | +3,466+5.0% | Added |
| Poehling Capital Management, LLC | 76,201 | $97.5K | 0.02% | 00.0% | Unchanged |
| Credit Agricole S A | 82,100 | $105.1K | 0.00% | 00.0% | Unchanged |
| Polymer Capital Management (US) LLC | 82,499 | $105.6K | 0.02% | +24,965+43.4% | Added |
| E Fund Management Co., Ltd. | 85,508 | $109.5K | 0.00% | −25,562−23.0% | Reduced |
| Forefront Analytics, LLC | 88,779 | $113.6K | 0.12% | +33,654+61.1% | Added |
| Canada Pension Plan Investment Board | 89,500 | $114.6K | 0.00% | +89,500 | New |
| Axq Capital, LP | 95,104 | $121.7K | 0.01% | +95,104 | New |
| Prudential Financial Inc | 95,832 | $122.7K | 0.00% | +8,080+9.2% | Added |
| KLP Kapitalforvaltning AS | 100,200 | $128.3K | 0.00% | 00.0% | Unchanged |
| Globeflex Capital L P | 100,355 | $128.5K | 0.02% | +100,355 | New |
| TCG Advisory Services, LLC | 101,634 | $130.1K | 0.00% | +101,634 | New |
| China Universal Asset Management Co., Ltd. | 102,098 | $130.7K | 0.01% | −11,183−9.9% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 103,230 | $132.1K | 0.00% | 00.0% | Unchanged |
| Graham Capital Management, L.P. | 107,622 | $137.8K | 0.00% | +107,622 | New |
| Voya Investment Management LLC | 109,231 | $139.8K | 0.00% | +8,028+7.9% | Added |
| Great West Life Assurance Co | 110,811 | $141.0K | 0.00% | +26,038+30.7% | Added |
| Advisor Group Holdings, Inc. | 111,424 | $142.6K | 0.00% | +1,671+1.5% | Added |
| DRW Securities, LLC | 111,450 | $142.7K | 0.01% | +375+0.3% | Added |
| Simplex Trading, LLC | 112,989 | $144.6K | 0.00% | −6,011−5.1% | Reduced |
| Barclays PLC | 115,240 | $147.5K | 0.00% | −90,727−44.0% | Reduced |
| HighTower Advisors, LLC | 117,344 | $150.2K | 0.00% | +150.0% | Added |
| Lazari Capital Management, Inc. | 117,424 | $150.3K | 0.05% | +5,000+4.4% | Added |
| Vanguard Investments Australia, Ltd. | 123,888 | $158.6K | 0.00% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 123,931 | $158.6K | 0.00% | +123,931 | New |
| Group One Trading, L.P. | 130,665 | $167.3K | 0.00% | −77,316−37.2% | Reduced |
| Amundi | 132,367 | $169.4K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 132,559 | $169.7K | 0.00% | +1,052+0.8% | Added |
| Schonfeld Strategic Advisors LLC | 135,350 | $173.2K | 0.00% | +111,248+461.6% | Added |
| Intech Investment Management LLC | 136,872 | $175.2K | 0.00% | −6,641−4.6% | Reduced |
| EntryPoint Capital, LLC | 137,644 | $176.2K | 0.04% | +38,570+38.9% | Added |
| State Board of Administration of Florida Retirement System | 142,122 | $181.9K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 148,907 | $190.6K | 0.00% | +238+0.2% | Added |
| Police & Firemen's Retirement System of New Jersey | 153,371 | $196.3K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 153,940 | $197.0K | 0.00% | +104,893+213.9% | Added |
| Los Angeles Capital Management LLC | 154,450 | $197.7K | 0.00% | +154,450 | New |
| State of New Jersey Common Pension Fund D | 155,336 | $198.8K | 0.00% | −8,286−5.1% | Reduced |
| Headlands Technologies LLC | 159,533 | $204.2K | 0.02% | +140,738+748.8% | Added |
| Creative Planning | 166,015 | $212.5K | 0.00% | −54,589−24.7% | Reduced |
| New York State Common Retirement Fund | 171,453 | $219.5K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 173,689 | $222.3K | 0.00% | +173,689 | New |
| LPL Financial LLC | 182,417 | $233.5K | 0.00% | +32,560+21.7% | Added |
| ProShare Advisors LLC | 188,592 | $241.4K | 0.00% | +80,861+75.1% | Added |
| Cresset Asset Management, LLC | 199,707 | $255.6K | 0.00% | +5,243+2.7% | Added |
| Mason & Associates Inc | 200,312 | $256.4K | 0.04% | +79,612+66.0% | Added |
| State of Wisconsin Investment Board | 209,593 | $268.3K | 0.00% | +6,067+3.0% | Added |
| Allstate Corp | 210,185 | $269.0K | 0.00% | +210,185 | New |
| Diversified Trust Co | 218,530 | $279.7K | 0.00% | +218,530 | New |
| Vanguard Global Advisers, LLC | 219,833 | $281.4K | 0.00% | 00.0% | Unchanged |
| Mitsubishi UFJ Trust & Banking Corp | 225,592 | $288.8K | 0.00% | +225,592 | New |
| Jupiter Topco LLC | 239,357 | $305.2K | 0.00% | +239,357 | New |
| MML Investors Services, LLC | 247,906 | $317.3K | 0.00% | +247,906 | New |
| JPMorgan Chase & Co | 289,524 | $376.4K | 0.00% | −2,314−0.8% | Reduced |
| Moody National Bank Trust Division | 297,204 | $380.4K | 0.03% | +1,779+0.6% | Added |
| Profund Advisors LLC | 306,586 | $392.4K | 0.01% | −88,323−22.4% | Reduced |
| Legal & General Group Plc | 309,547 | $396.2K | 0.00% | +12,706+4.3% | Added |
| Vanguard Asset Management, Ltd | 313,117 | $400.8K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 327,983 | $419.8K | 0.00% | +77,321+30.8% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 328,089 | $421.4K | 0.00% | +9,280+2.9% | Added |
| Raymond James Financial Inc | 340,638 | $436.0K | 0.00% | +49,858+17.1% | Added |
| SG Americas Securities, LLC | 381,115 | $488.0K | 0.00% | +102,032+36.6% | Added |
| Price T Rowe Associates Inc | 459,584 | $589.0K | 0.00% | +69,568+17.8% | Added |
| XTX Topco Ltd | 463,897 | $593.8K | 0.01% | −497,262−51.7% | Reduced |
| Verdad Advisers, LP | 494,201 | $632.6K | 0.61% | +494,201 | New |
| Private Advisor Group, LLC | 502,878 | $643.7K | 0.00% | +79,550+18.8% | Added |
| ADAR1 Capital Management, LLC | 505,817 | $647.4K | 0.03% | +305,817+152.9% | Added |
| Nvest Financial, LLC | 517,150 | $662.0K | 0.21% | +8,676+1.7% | Added |
| Quadrature Capital Ltd | 524,064 | $670.8K | 0.01% | +291,732+125.6% | Added |
| CWM Advisors, LLC | 525,963 | $673.2K | 0.03% | +176,336+50.4% | Added |
| Squarepoint Ops LLC | 534,461 | $684.1K | 0.00% | +534,461 | New |
| California State Teachers Retirement System | 542,133 | $693.9K | 0.00% | −195,010−26.5% | Reduced |
| Wells Fargo & Company | 558,500 | $714.9K | 0.00% | +97,771+21.2% | Added |
| Lion Point Capital, LP | 578,000 | $739.8K | 3.54% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 578,321 | $740.3K | 0.00% | −72,864−11.2% | Reduced |