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 2025
Institutional positions in Geron Corp as of Jun 30, 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
- 259
- −8 vs. Q1 2025
- Shares held
- 514.5M
- +5.67M (+1.1%) vs. Q1 2025
- Total value
- $725.4M
- −$84.6M (−10.4%) vs. Q1 2025
- New holders
- 32
- 97 more added
- Sold out
- 40
- 71 more reduced
3 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bank of Montreal | 34,008 | $48.0K | 0.00% | +1,047+3.2% | Added |
| SEI Investments Co | 34,073 | $48.0K | 0.00% | −25,497−42.8% | Reduced |
| Los Angeles Capital Management LLC | 34,174 | $48.2K | 0.00% | 00.0% | Unchanged |
| JustInvest LLC | 34,238 | $48.3K | 0.00% | +22,993+204.5% | Added |
| Forefront Analytics, LLC | 35,181 | $49.6K | 0.06% | −27,792−44.1% | Reduced |
| Dynamic Technology Lab Private Ltd | 34,960 | $50.0K | 0.01% | +34,960 | New |
| Brevan Howard Capital Management LP | 35,617 | $50.2K | 0.00% | −89,782−71.6% | Reduced |
| CI Private Wealth, LLC | 36,455 | $51.4K | 0.00% | −648−1.7% | Reduced |
| Gotham Asset Management, LLC | 38,161 | $53.8K | 0.00% | +38,161 | New |
| Mackenzie Financial Corp | 38,474 | $54.2K | 0.00% | +2,586+7.2% | Added |
| Alternative Investment Advisors, LLC. | 39,278 | $55.4K | 0.03% | 00.0% | Unchanged |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 40,012 | $56.4K | 0.00% | +369+0.9% | Added |
| Walleye Capital LLC | 40,039 | $56.5K | 0.00% | +40,039 | New |
| Farallon Capital Management, L.L.C. | 43,000 | $60.6K | 0.00% | 00.0% | Unchanged |
| Principal Financial Group Inc | 43,178 | $60.9K | 0.00% | −1,679−3.7% | Reduced |
| Wedbush Securities Inc | 44,661 | $63.0K | 0.00% | −2,000−4.3% | Reduced |
| 111 Capital | 44,890 | $63.3K | 0.01% | +44,890 | New |
| Mercer Global Advisors Inc | 45,866 | $64.7K | 0.00% | +3,863+9.2% | Added |
| Xponance, Inc. | 46,950 | $66.2K | 0.00% | +2,512+5.7% | Added |
| Pinnacle Associates Ltd | 50,505 | $71.2K | 0.00% | −2,000−3.8% | Reduced |
| Pinnacle Wealth Management Advisory Group, LLC | 50,505 | $71.2K | 0.01% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 54,913 | $77.0K | 0.00% | 00.0% | Unchanged |
| Tiaa Trust, National Association | 58,250 | $82.1K | 0.00% | −60−0.1% | Reduced |
| Ameritas Investment Partners, Inc. | 58,953 | $83.1K | 0.00% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 59,749 | $84.2K | 0.00% | +23,000+62.6% | Added |
| Global Retirement Partners, LLC | 60,000 | $84.6K | 0.00% | +60,000 | New |
| Velan Capital Investment Management LP | 70,000 | $98.7K | 0.10% | −585,000−89.3% | Reduced |
| Pictet Asset Management Holding SA | 71,528 | $100.9K | 0.00% | 00.0% | Unchanged |
| Victory Capital Management Inc | 71,951 | $101.5K | 0.00% | −103,384−59.0% | Reduced |
| BNP Paribas Arbitrage, SA | 74,524 | $105.1K | 0.00% | −16,359−18.0% | Reduced |
| CIBC World Markets Corp | 74,800 | $105.5K | 0.00% | −56,434−43.0% | Reduced |
| Poehling Capital Management, LLC | 75,501 | $106.5K | 0.02% | 00.0% | Unchanged |
| Stifel Financial Corp | 75,553 | $106.5K | 0.00% | +3,873+5.4% | Added |
| Tower Research Capital LLC (TRC) | 78,317 | $110.4K | 0.00% | +66,294+551.4% | Added |
| Prudential Financial Inc | 79,494 | $112.1K | 0.00% | +33,352+72.3% | Added |
| Ballentine Partners, LLC | 82,084 | $115.7K | 0.00% | +82,084 | New |
| Mariner, LLC | 84,140 | $118.6K | 0.00% | +16,699+24.8% | Added |
| J. Goldman & Co LP | 86,398 | $121.8K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 87,954 | $124.0K | 0.00% | −21,200−19.4% | Reduced |
| Zuckerman Investment Group, LLC | 88,000 | $124.1K | 0.01% | −15,000−14.6% | Reduced |
| E Fund Management Co., Ltd. | 92,238 | $130.1K | 0.01% | +9,849+12.0% | Added |
| DRW Securities, LLC | 97,453 | $137.4K | 0.01% | +97,453 | New |
| KLP Kapitalforvaltning AS | 100,200 | $141.3K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 99,258 | $141.9K | 0.00% | +4,593+4.9% | Added |
| Lazari Capital Management, Inc. | 101,924 | $143.7K | 0.05% | +6,400+6.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 103,230 | $145.6K | 0.00% | −67,211−39.4% | Reduced |
| Polymer Capital Management (US) LLC | 111,354 | $157.0K | 0.03% | +97,678+714.2% | Added |
| XTX Topco Ltd | 124,522 | $175.6K | 0.01% | +113,023+982.9% | Added |
| China Universal Asset Management Co., Ltd. | 127,922 | $180.4K | 0.02% | +170+0.1% | Added |
| LPL Financial LLC | 132,347 | $186.6K | 0.00% | +714+0.5% | Added |
| HighVista Strategies LLC | 132,711 | $187.1K | 0.07% | +5,427+4.3% | Added |
| Simplex Trading, LLC | 137,408 | $193.0K | 0.01% | −52,613−27.7% | Reduced |
| Teacher Retirement System of Texas | 137,377 | $193.7K | 0.00% | −909−0.7% | Reduced |
| State Board of Administration of Florida Retirement System | 142,122 | $200.4K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 143,832 | $202.8K | 0.00% | +19,812+16.0% | Added |
| Arizona State Retirement System | 148,233 | $209.0K | 0.00% | +1,268+0.9% | Added |
| ProShare Advisors LLC | 148,267 | $209.1K | 0.00% | −8,503−5.4% | Reduced |
| Quadrature Capital Ltd | 150,706 | $211.7K | 0.00% | +69,950+86.6% | Added |
| Great West Life Assurance Co | 152,451 | $214.0K | 0.00% | +2,153+1.4% | Added |
| Voya Investment Management LLC | 166,862 | $235.3K | 0.00% | +7,337+4.6% | Added |
| Cambridge Investment Research Advisors, Inc. | 169,025 | $238.0K | 0.00% | +5,035+3.1% | Added |
| New York State Common Retirement Fund | 171,453 | $241.7K | 0.00% | 00.0% | Unchanged |
| Profund Advisors LLC | 175,931 | $248.1K | 0.01% | −9,562−5.2% | Reduced |
| Guggenheim Capital LLC | 176,450 | $248.8K | 0.00% | −36,249−17.0% | Reduced |
| Cresset Asset Management, LLC | 177,304 | $250.0K | 0.00% | +4,420+2.6% | Added |
| DnB Asset Management AS | 190,763 | $269.0K | 0.00% | +54,182+39.7% | Added |
| AQR Capital Management LLC | 207,992 | $293.3K | 0.00% | +160,674+339.6% | Added |
| Raymond James Financial Inc | 214,771 | $302.8K | 0.00% | +72,055+50.5% | Added |
| Russell Investments Group, Ltd. | 224,100 | $316.0K | 0.00% | +5,054+2.3% | Added |
| Royal Bank of Canada | 226,579 | $320.0K | 0.00% | +224,750+12,288.1% | Added |
| State of Wisconsin Investment Board | 227,282 | $320.5K | 0.00% | −96,781−29.9% | Reduced |
| Janus Henderson Group PLC | 239,357 | $336.3K | 0.00% | −18,653,618−98.7% | Reduced |
| Wellington Management Group LLP | 249,489 | $351.8K | 0.00% | −2,734,810−91.6% | Reduced |
| CWM Advisors, LLC | 284,724 | $401.5K | 0.04% | +63,789+28.9% | Added |
| Virtus Investment Advisers, Inc. | 284,868 | $401.7K | 0.14% | +193,281+211.0% | Added |
| Moody National Bank Trust Division | 299,819 | $422.7K | 0.04% | +4,394+1.5% | Added |
| Manufacturers Life Insurance Company, The | 316,622 | $446.4K | 0.00% | +18,491+6.2% | Added |
| Nvest Financial, LLC | 322,125 | $454.2K | 0.24% | +122,884+61.7% | Added |
| Alps Advisors Inc | 343,560 | $484.4K | 0.00% | +343,560 | New |
| Private Advisor Group, LLC | 347,488 | $490.0K | 0.00% | +8,891+2.6% | Added |
| Group One Trading, L.P. | 352,342 | $496.8K | 0.02% | −91,522−20.6% | Reduced |
| Intech Investment Management LLC | 354,715 | $500.1K | 0.00% | −181,260−33.8% | Reduced |
| Creative Planning | 357,427 | $504.0K | 0.00% | +250,752+235.1% | Added |
| MetLife Investment Management | 363,137 | $512.0K | 0.00% | +57,829+18.9% | Added |
| Hennion & Walsh Asset Management, Inc. | 371,035 | $523.2K | 0.02% | −17,141−4.4% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 372,513 | $528.4K | 0.00% | −20,021−5.1% | Reduced |
| Graham Capital Management, L.P. | 393,990 | $555.5K | 0.02% | +17,230+4.6% | Added |
| Citigroup Inc | 398,775 | $562.3K | 0.00% | −721,553−64.4% | Reduced |
| Schonfeld Strategic Advisors LLC | 437,795 | $617.3K | 0.00% | +152,189+53.3% | Added |
| ADAR1 Capital Management, LLC | 441,176 | $622.1K | 0.10% | +175,000+65.7% | Added |
| California State Teachers Retirement System | 479,503 | $676.1K | 0.00% | −5,459−1.1% | Reduced |
| Summit X, LLC | 494,789 | $697.7K | 0.13% | −53,110−9.7% | Reduced |
| HRT Financial LP | 497,407 | $701.0K | 0.00% | −911,867−64.7% | Reduced |
| Price T Rowe Associates Inc | 498,445 | $703.0K | 0.00% | +65,038+15.0% | Added |
| Lion Point Capital, LP | 500,000 | $705.0K | 4.79% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 540,088 | $761.5K | 0.00% | −711−0.1% | Reduced |
| Legal & General Group Plc | 550,871 | $774.6K | 0.00% | +42,345+8.3% | Added |
| MML Investors Services, LLC | 551,915 | $778.0K | 0.00% | +800+0.1% | Added |
| Boothbay Fund Management, LLC | 572,002 | $806.5K | 0.03% | +518,085+960.9% | Added |
| Cantor Fitzgerald, L. P. | 576,436 | $812.8K | 0.02% | +50,000+9.5% | Added |