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, Q3 2022
Institutional positions in Geron Corp as of Sep 30, 2022. 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
- 180
- +26 vs. Q2 2022
- Shares held
- 189.7M
- −4.24M (−2.2%) vs. Q2 2022
- Total value
- $447.8M
- +$148.8M (+49.8%) vs. Q2 2022
- New holders
- 41
- 59 more added
- Sold out
- 15
- 32 more reduced
Compare with Q2 2022: 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, Q3 2022
Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Ra Capital Management, L.P. | 30,126,299 | $70.5M | 1.50% | 00.0% | Unchanged |
| BlackRock Inc. | 26,616,761 | $62.3M | 0.00% | −564,968−2.1% | Reduced |
| Vanguard Group Inc | 18,245,153 | $42.7M | 0.00% | −1,485,000−7.5% | Reduced |
| NEA Management Company, LLC | 16,318,681 | $38.2M | 1.91% | 00.0% | Unchanged |
| Vivo Capital, LLC | 15,238,095 | $35.7M | 3.94% | 00.0% | Unchanged |
| State Street Corp | 13,507,712 | $31.6M | 0.00% | −8,203−0.1% | Reduced |
| TCG Crossover Management, LLC | 12,115,926 | $28.4M | 8.50% | −2,980,416−19.7% | Reduced |
| MPM Oncology Impact Management LP | 8,422,582 | $19.7M | 4.67% | −12,409−0.1% | Reduced |
| Geode Capital Management, LLC | 6,177,008 | $14.5M | 0.00% | −154,889−2.4% | Reduced |
| Northern Trust Corp | 3,509,434 | $8.21M | 0.00% | −125,626−3.5% | Reduced |
| Nuveen Asset Management, LLC | 1,016,088 | $6.33M | 0.00% | +3210.0% | Added |
| D. E. Shaw & Co., Inc. | 2,542,879 | $5.95M | 0.01% | +1,663,743+189.2% | Added |
| EcoR1 Capital, LLC | 2,301,980 | $5.39M | 0.16% | −11,867,008−83.8% | Reduced |
| Logos Global Management LP | 2,000,000 | $4.68M | 0.58% | +2,000,000 | New |
| HealthCor Management, L.P. | 1,904,234 | $4.46M | 0.56% | +904,234+90.4% | Added |
| Millennium Management LLC | 1,298,793 | $3.04M | 0.00% | −686,182−34.6% | Reduced |
| Kennedy Capital Management, Inc. | 1,246,241 | $2.92M | 0.09% | +1,246,241 | New |
| Bank of New York Mellon Corp | 1,231,967 | $2.88M | 0.00% | +68,331+5.9% | Added |
| Sofinnova Investments, Inc. | 1,189,208 | $2.78M | 0.18% | −1,602,422−57.4% | Reduced |
| Citadel Advisors LLC | 1,181,830 | $2.77M | 0.00% | +1,079,033+1,049.7% | Added |
| Walleye Capital LLC | 1,013,929 | $2.37M | 0.05% | +1,013,929 | New |
| Caption Management, LLC | 1,008,198 | $2.36M | 0.41% | +330,512+48.8% | Added |
| Charles Schwab Investment Management Inc | 932,332 | $2.18M | 0.00% | −29,150−3.0% | Reduced |
| Goldman Sachs Group Inc | 927,716 | $2.17M | 0.00% | +177,803+23.7% | Added |
| Swiss National Bank | 798,700 | $1.87M | 0.00% | 00.0% | Unchanged |
| Marshall Wace, LLP | 769,796 | $1.80M | 0.00% | +769,796 | New |
| Morgan Stanley | 676,992 | $1.58M | 0.00% | −158,314−19.0% | Reduced |
| EAM Global Investors LLC | 610,261 | $1.43M | 0.38% | +610,261 | New |
| Prudential Financial Inc | 589,102 | $1.38M | 0.00% | +134,270+29.5% | Added |
| Two Sigma Investments, LP | 585,727 | $1.37M | 0.00% | +585,727 | New |
| Rafferty Asset Management, LLC | 551,941 | $1.29M | 0.01% | +208,121+60.5% | Added |
| Bank of America Corp | 518,585 | $1.21M | 0.00% | +131,035+33.8% | Added |
| Citigroup Inc | 516,208 | $1.21M | 0.00% | +135,850+35.7% | Added |
| Adage Capital Partners GP, L.L.C. | 500,000 | $1.17M | 0.00% | +500,000 | New |
| Pura Vida Investments, LLC | 500,000 | $1.17M | 0.18% | +500,000 | New |
| Rhumbline Advisers | 499,607 | $1.17M | 0.00% | +33,308+7.1% | Added |
| Alliancebernstein L.P. | 496,311 | $1.16M | 0.00% | −142,400−22.3% | Reduced |
| Group One Trading, L.P. | 491,296 | $1.15M | 0.04% | +442,578+908.4% | Added |
| Credit Suisse AG | 472,677 | $1.11M | 0.00% | +1,942+0.4% | Added |
| California State Teachers Retirement System | 434,166 | $1.02M | 0.00% | −5,572−1.3% | Reduced |
| Susquehanna International Group, LLP | 416,399 | $975.0K | 0.00% | +307,598+282.7% | Added |
| EAM Investors, LLC | 416,305 | $974.0K | 0.21% | +416,305 | New |
| Barclays PLC | 355,731 | $833.0K | 0.00% | +337,699+1,872.8% | Added |
| State of Wisconsin Investment Board | 341,148 | $798.0K | 0.00% | −18,129−5.0% | Reduced |
| Public Employees Retirement Association of Colorado | 317,046 | $742.0K | 0.00% | +317,046 | New |
| UBS Asset Management Americas Inc | 290,375 | $679.5K | 0.00% | +13,556+4.9% | Added |
| Qube Research & Technologies Ltd | 288,533 | $675.0K | 0.00% | +288,533 | New |
| BNP Paribas Arbitrage, SA | 281,669 | $659.1K | 0.00% | +202,533+255.9% | Added |
| Caxton Associates LP | 273,327 | $640.0K | 0.11% | +273,327 | New |
| Cambridge Investment Research Advisors, Inc. | 271,841 | $636.0K | 0.00% | +48,000+21.4% | Added |
| New York State Common Retirement Fund | 255,127 | $597.0K | 0.00% | +75,008+41.6% | Added |
| Summit X, LLC | 238,622 | $564.0K | 0.17% | +135,457+131.3% | Added |
| Renaissance Technologies LLC | 233,700 | $547.0K | 0.00% | +22,500+10.7% | Added |
| JPMorgan Chase & Co | 224,753 | $526.0K | 0.00% | +13,178+6.2% | Added |
| Advisor Group Holdings, Inc. | 204,184 | $478.0K | 0.00% | +14,105+7.4% | Added |
| Price T Rowe Associates Inc | 203,290 | $476.0K | 0.00% | +22,009+12.1% | Added |
| FMR LLC | 201,737 | $472.0K | 0.00% | +4,442+2.3% | Added |
| Advisory Research Inc | 197,024 | $461.0K | 0.05% | +197,024 | New |
| MetLife Investment Management | 191,615 | $448.4K | 0.00% | +54,876+40.1% | Added |
| Simplex Trading, LLC | 181,914 | $425.0K | 0.02% | +181,914 | New |
| American International Group, Inc. | 170,565 | $399.0K | 0.00% | +2,409+1.4% | Added |
| Invesco Ltd. | 162,616 | $380.0K | 0.00% | +12,289+8.2% | Added |
| Dimensional Fund Advisors LP | 158,982 | $372.0K | 0.00% | −14,200−8.2% | Reduced |
| Victory Capital Management Inc | 159,066 | $372.0K | 0.00% | +109,225+219.1% | Added |
| ClariVest Asset Management LLC | 155,496 | $364.0K | 0.02% | +155,496 | New |
| HRT Financial LP | 155,378 | $363.0K | 0.00% | +155,378 | New |
| Deutsche Bank AG | 153,935 | $360.0K | 0.00% | −62,481−28.9% | Reduced |
| Manufacturers Life Insurance Company, The | 142,515 | $333.5K | 0.00% | −4,825−3.3% | Reduced |
| Arnhold LLC | 142,400 | $333.0K | 0.04% | 00.0% | Unchanged |
| Legal & General Group Plc | 141,861 | $332.0K | 0.00% | +4,640+3.4% | Added |
| Voya Investment Management LLC | 138,799 | $324.8K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 138,422 | $324.0K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 132,078 | $309.0K | 0.00% | +32,700+32.9% | Added |
| SG Americas Securities, LLC | 126,304 | $296.0K | 0.00% | +9,409+8.0% | Added |
| LPL Financial LLC | 119,567 | $280.0K | 0.00% | +17,450+17.1% | Added |
| Tudor Investment Corp Et Al | 111,625 | $261.0K | 0.01% | +86,633+346.6% | Added |
| Teacher Retirement System of Texas | 110,347 | $258.0K | 0.00% | +58,065+111.1% | Added |
| Matisse Capital | 110,000 | $257.0K | 0.33% | +30,000+37.5% | Added |
| Tower Research Capital LLC (TRC) | 109,116 | $255.0K | 0.00% | +94,572+650.2% | Added |
| Arizona State Retirement System | 92,314 | $216.0K | 0.00% | +782+0.9% | Added |
| WESPAC Advisors, LLC | 89,640 | $210.0K | 0.28% | +89,640 | New |
| Raymond James Financial Services Advisors, Inc. | 85,150 | $199.0K | 0.00% | −1,500−1.7% | Reduced |
| Walleye Trading LLC | 83,528 | $195.0K | 0.01% | +83,528 | New |
| Occudo Quantitative Strategies LP | 82,991 | $194.0K | 0.02% | +82,991 | New |
| Virtus ETF Advisers LLC | 81,613 | $191.0K | 0.08% | +597+0.7% | Added |
| Mercer Global Advisors Inc | 77,757 | $182.0K | 0.00% | −47,865−38.1% | Reduced |
| Cubist Systematic Strategies, LLC | 72,100 | $169.0K | 0.00% | +72,100 | New |
| ProShare Advisors LLC | 71,385 | $167.0K | 0.00% | +1,630+2.3% | Added |
| UBS Group AG | 63,389 | $149.0K | 0.00% | −68,110−51.8% | Reduced |
| Schonfeld Strategic Advisors LLC | 62,025 | $145.0K | 0.00% | +62,025 | New |
| AQR Capital Management LLC | 58,667 | $137.0K | 0.00% | +58,667 | New |
| Squarepoint Ops LLC | 58,601 | $137.0K | 0.00% | +58,601 | New |
| Tiaa, FSB | 58,250 | $136.0K | 0.00% | 00.0% | Unchanged |
| Virtu Financial LLC | 57,919 | $136.0K | 0.01% | +57,919 | New |
| Poehling Capital Management, LLC | 57,000 | $133.0K | 0.06% | 00.0% | Unchanged |
| Amalgamated Bank | 54,070 | $127.0K | 0.00% | +637+1.2% | Added |
| Janus Henderson Group PLC | 49,435 | $116.0K | 0.00% | +188+0.4% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 48,498 | $113.0K | 0.00% | +37,693+348.8% | Added |
| Principal Financial Group Inc | 47,621 | $111.0K | 0.00% | +2,668+5.9% | Added |
| Jane Street Group, LLC | 46,638 | $109.0K | 0.00% | −27,862−37.4% | Reduced |