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 |
|---|---|---|---|---|---|
| Elmwood Wealth Management, Inc. | 29,815 | $44.4K | 0.01% | +1,615+5.7% | Added |
| Franklin Resources Inc | 30,761 | $45.8K | 0.00% | −638−2.0% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 32,727 | $48.8K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 33,296 | $49.6K | 0.00% | +2,276+7.3% | Added |
| IHT Wealth Management, LLC | 33,750 | $50.3K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 34,388 | $52.0K | 0.00% | −4,876−12.4% | Reduced |
| Caitong International Asset Management Co., Ltd | 35,789 | $53.3K | 0.01% | −2,530−6.6% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 35,863 | $53.4K | 0.00% | +35,863 | New |
| Guggenheim Capital LLC | 37,291 | $55.6K | 0.00% | +310+0.8% | Added |
| Brevan Howard Capital Management LP | 38,823 | $57.8K | 0.00% | −5,790−13.0% | Reduced |
| Wedbush Securities Inc | 38,661 | $58.0K | 0.00% | 00.0% | Unchanged |
| Alternative Investment Advisors, LLC. | 39,278 | $58.5K | 0.03% | 00.0% | Unchanged |
| Principal Financial Group Inc | 39,519 | $58.9K | 0.00% | +6,713+20.5% | Added |
| SEI Investments Co | 41,891 | $62.4K | 0.00% | +7,840+23.0% | Added |
| Farallon Capital Management, L.L.C. | 43,000 | $64.1K | 0.00% | 00.0% | Unchanged |
| Flagship Harbor Advisors, LLC | 43,885 | $65.4K | 0.00% | +4,480+11.4% | Added |
| Pinnacle Associates Ltd | 44,466 | $66.3K | 0.00% | +179+0.4% | Added |
| Pinnacle Wealth Management Advisory Group, LLC | 44,466 | $66.3K | 0.00% | +179+0.4% | Added |
| Swiss Life Asset Management Ltd | 44,632 | $66.5K | 0.00% | +18,261+69.2% | Added |
| Ameritas Investment Partners, Inc. | 45,637 | $68.0K | 0.00% | 00.0% | Unchanged |
| Xponance, Inc. | 48,319 | $72.0K | 0.00% | +5,398+12.6% | Added |
| Russell Investments Group, Ltd. | 49,047 | $73.1K | 0.00% | −175,999−78.2% | Reduced |
| DnB Asset Management AS | 52,376 | $78.0K | 0.00% | +52,376 | New |
| Public Employees Retirement Association of Colorado | 54,913 | $82.0K | 0.00% | 00.0% | Unchanged |
| Forefront Analytics, LLC | 55,125 | $82.1K | 0.07% | +3,805+7.4% | Added |
| JustInvest LLC | 55,891 | $83.3K | 0.00% | +28,777+106.1% | Added |
| Polymer Capital Management (US) LLC | 57,534 | $85.7K | 0.01% | +23,302+68.1% | Added |
| Tiaa-Cref Individual & Institutional Services, LLC | 58,250 | $86.8K | 0.00% | +58,250 | New |
| AQR Capital Management LLC | 59,847 | $89.2K | 0.00% | +15,461+34.8% | Added |
| Hudson Bay Capital Management LP | 60,800 | $90.6K | 0.00% | +60,800 | New |
| Teacher Retirement System of Texas | 62,093 | $92.5K | 0.00% | −8,668−12.2% | Reduced |
| Abel Hall, LLC | 63,642 | $94.8K | 0.02% | +20,015+45.9% | Added |
| Lazard Asset Management LLC | 64,879 | $96.7K | 0.00% | 00.0% | Unchanged |
| CIBC Bancorp USA Inc. | 69,505 | $103.6K | 0.00% | +69,505 | New |
| Victory Capital Management Inc | 69,578 | $103.7K | 0.00% | −348−0.5% | Reduced |
| Pictet Asset Management Holding SA | 71,528 | $106.6K | 0.00% | 00.0% | Unchanged |
| Poehling Capital Management, LLC | 76,201 | $113.5K | 0.02% | 00.0% | Unchanged |
| Credit Agricole S A | 82,100 | $122.3K | 0.00% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 82,314 | $122.6K | 0.00% | −9,305−10.2% | Reduced |
| Jones Financial Companies LLLP | 88,952 | $124.5K | 0.00% | +79,114+804.2% | Added |
| Great West Life Assurance Co | 84,773 | $126.0K | 0.00% | +9,613+12.8% | Added |
| Prudential Financial Inc | 87,752 | $130.8K | 0.00% | +51,330+140.9% | Added |
| Cambridge Investment Research Advisors, Inc. | 96,469 | $144.0K | 0.00% | +729+0.8% | Added |
| EntryPoint Capital, LLC | 99,074 | $147.6K | 0.04% | −52,835−34.8% | Reduced |
| KLP Kapitalforvaltning AS | 100,200 | $149.3K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 101,203 | $150.8K | 0.00% | −4,930−4.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 103,230 | $153.8K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 107,731 | $160.5K | 0.00% | −20,295−15.9% | Reduced |
| Tower Research Capital LLC (TRC) | 108,172 | $161.2K | 0.00% | +42,365+64.4% | Added |
| Advisor Group Holdings, Inc. | 109,753 | $163.5K | 0.00% | +19,470+21.6% | Added |
| E Fund Management Co., Ltd. | 111,070 | $165.5K | 0.00% | +111,070 | New |
| DRW Securities, LLC | 111,075 | $165.5K | 0.01% | +7,873+7.6% | Added |
| SRS Capital Advisors, Inc. | 111,428 | $166.0K | 0.00% | −515,869−82.2% | Reduced |
| Lazari Capital Management, Inc. | 112,424 | $167.5K | 0.06% | +18,500+19.7% | Added |
| China Universal Asset Management Co., Ltd. | 113,281 | $168.8K | 0.01% | +9,261+8.9% | Added |
| Mason & Associates Inc | 120,700 | $170.2K | 0.03% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 117,329 | $174.8K | 0.00% | +125+0.1% | Added |
| Simplex Trading, LLC | 119,000 | $177.3K | 0.01% | +84,401+243.9% | Added |
| Voleon Capital Management LP | 122,612 | $182.7K | 0.00% | +93,022+314.4% | Added |
| Vanguard Investments Australia, Ltd. | 123,888 | $184.6K | 0.00% | +123,888 | New |
| Toronto Dominion Bank | 127,711 | $190.3K | 0.00% | +127,711 | New |
| Arizona State Retirement System | 131,507 | $195.9K | 0.00% | −3,429−2.5% | Reduced |
| Amundi | 132,367 | $197.2K | 0.00% | +103,944+365.7% | Added |
| Scientech Research LLC | 133,846 | $199.4K | 0.17% | −93,626−41.2% | Reduced |
| State Board of Administration of Florida Retirement System | 142,122 | $211.8K | 0.00% | 00.0% | Unchanged |
| Intech Investment Management LLC | 143,513 | $213.8K | 0.00% | −90,479−38.7% | Reduced |
| Manufacturers Life Insurance Company, The | 148,669 | $221.5K | 0.00% | −18,175−10.9% | Reduced |
| LPL Financial LLC | 149,857 | $223.3K | 0.00% | +20,469+15.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 153,371 | $228.5K | 0.00% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 163,622 | $243.8K | 0.00% | +163,622 | New |
| New York State Common Retirement Fund | 171,453 | $255.5K | 0.00% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 194,464 | $289.8K | 0.00% | +5,918+3.1% | Added |
| ADAR1 Capital Management, LLC | 200,000 | $298.0K | 0.02% | −136,176−40.5% | Reduced |
| State of Wisconsin Investment Board | 203,526 | $303.3K | 0.00% | +1,006+0.5% | Added |
| Barclays PLC | 205,967 | $306.9K | 0.00% | −1,369,462−86.9% | Reduced |
| Group One Trading, L.P. | 207,981 | $309.9K | 0.01% | +2,290+1.1% | Added |
| Vanguard Global Advisers, LLC | 219,833 | $327.6K | 0.00% | +219,833 | New |
| Creative Planning | 220,604 | $328.7K | 0.00% | +16,757+8.2% | Added |
| Quadrature Capital Ltd | 232,332 | $346.2K | 0.00% | +53,835+30.2% | Added |
| MetLife Investment Management | 250,662 | $373.5K | 0.00% | −46,400−15.6% | Reduced |
| Aquatic Capital Management LLC | 255,927 | $381.3K | 0.01% | +255,927 | New |
| Gsa Capital Partners LLP | 258,414 | $385.0K | 0.02% | +231,535+861.4% | Added |
| JPMorgan Chase & Co | 291,838 | $411.5K | 0.00% | +27,360+10.3% | Added |
| SG Americas Securities, LLC | 279,083 | $416.0K | 0.00% | +120,296+75.8% | Added |
| Raymond James Financial Inc | 290,780 | $433.3K | 0.00% | +107,414+58.6% | Added |
| Moody National Bank Trust Division | 295,425 | $440.2K | 0.04% | 00.0% | Unchanged |
| Legal & General Group Plc | 296,841 | $442.3K | 0.00% | −146,487−33.0% | Reduced |
| Vanguard Asset Management, Ltd | 313,117 | $466.5K | 0.00% | +313,117 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 318,809 | $470.0K | 0.00% | +17,216+5.7% | Added |
| CWM Advisors, LLC | 349,627 | $520.9K | 0.03% | −4,523−1.3% | Reduced |
| Panagora Asset Management Inc | 360,845 | $537.7K | 0.00% | +360,845 | New |
| Price T Rowe Associates Inc | 390,016 | $582.0K | 0.00% | +77,989+25.0% | Added |
| Profund Advisors LLC | 394,909 | $588.4K | 0.02% | +87,996+28.7% | Added |
| Hennion & Walsh Asset Management, Inc. | 396,632 | $591.0K | 0.02% | −24,826−5.9% | Reduced |
| Man Group plc | 396,908 | $591.4K | 0.00% | +273,060+220.5% | Added |
| Private Advisor Group, LLC | 423,328 | $630.8K | 0.00% | +2,996+0.7% | Added |
| Seven Fleet Capital Management LP | 424,180 | $632.0K | 0.20% | −353,700−45.5% | Reduced |
| BNP Paribas Arbitrage, SA | 426,698 | $635.8K | 0.00% | +355,070+495.7% | Added |
| Wells Fargo & Company | 460,729 | $686.5K | 0.00% | −394,412−46.1% | Reduced |
| Alliancebernstein L.P. | 555,701 | $733.5K | 0.00% | +169,360+43.8% | Added |