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, Q4 2022
Institutional positions in Geron Corp as of Dec 31, 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
- 185
- +8 vs. Q3 2022
- Shares held
- 209.0M
- +19.4M (+10.2%) vs. Q3 2022
- Total value
- $509.1M
- +$61.5M (+13.7%) vs. Q3 2022
- New holders
- 31
- 65 more added
- Sold out
- 23
- 43 more reduced
3 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2022
Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 27,261,135 | $66.0M | 0.00% | +644,374+2.4% | Added |
| State Street Corp | 19,712,189 | $47.7M | 0.00% | +6,204,477+45.9% | Added |
| Vivo Capital, LLC | 19,282,834 | $46.7M | 5.65% | +4,044,739+26.5% | Added |
| Vanguard Group Inc | 18,940,308 | $45.8M | 0.00% | +695,155+3.8% | Added |
| NEA Management Company, LLC | 16,318,681 | $39.5M | 2.22% | 00.0% | Unchanged |
| TCG Crossover Management, LLC | 15,187,073 | $36.8M | 6.49% | +3,071,147+25.3% | Added |
| Ra Capital Management, L.P. | 12,930,711 | $31.3M | 0.63% | −17,195,588−57.1% | Reduced |
| MPM Oncology Impact Management LP | 8,466,981 | $20.5M | 5.32% | +44,399+0.5% | Added |
| Boxer Capital, LLC | 8,100,000 | $19.6M | 1.05% | +8,100,000 | New |
| Deep Track Capital, LP | 7,414,693 | $17.9M | 0.78% | +7,414,693 | New |
| Geode Capital Management, LLC | 6,426,085 | $15.6M | 0.00% | +249,077+4.0% | Added |
| EcoR1 Capital, LLC | 4,028,507 | $9.75M | 0.30% | +1,726,527+75.0% | Added |
| Logos Global Management LP | 4,000,000 | $9.68M | 1.13% | +2,000,000+100.0% | Added |
| Millennium Management LLC | 3,825,746 | $9.26M | 0.01% | +2,526,953+194.6% | Added |
| Northern Trust Corp | 3,628,076 | $8.78M | 0.00% | +118,642+3.4% | Added |
| Nuveen Asset Management, LLC | 936,484 | $5.83M | 0.00% | −79,604−7.8% | Reduced |
| D. E. Shaw & Co., Inc. | 1,992,236 | $4.82M | 0.01% | −550,643−21.7% | Reduced |
| Caption Management, LLC | 1,735,708 | $4.20M | 0.71% | +727,510+72.2% | Added |
| Bank of America Corp | 1,584,205 | $3.83M | 0.00% | +1,065,620+205.5% | Added |
| Sofinnova Investments, Inc. | 1,459,589 | $3.53M | 0.21% | +270,381+22.7% | Added |
| Walleye Capital LLC | 1,323,378 | $3.20M | 0.07% | +309,449+30.5% | Added |
| Rafferty Asset Management, LLC | 1,279,855 | $3.10M | 0.03% | +727,914+131.9% | Added |
| Bank of New York Mellon Corp | 1,261,838 | $3.05M | 0.00% | +29,871+2.4% | Added |
| Kennedy Capital Management, Inc. | 1,210,418 | $2.93M | 0.08% | −35,823−2.9% | Reduced |
| Goldman Sachs Group Inc | 1,145,350 | $2.77M | 0.00% | +217,634+23.5% | Added |
| Voya Investment Management LLC | 1,026,464 | $2.48M | 0.00% | +887,665+639.5% | Added |
| Charles Schwab Investment Management Inc | 961,136 | $2.33M | 0.00% | +28,804+3.1% | Added |
| Barclays PLC | 925,205 | $2.24M | 0.00% | +569,474+160.1% | Added |
| Swiss National Bank | 821,000 | $1.99M | 0.00% | +22,300+2.8% | Added |
| UBS Group AG | 618,972 | $1.50M | 0.00% | +555,583+876.5% | Added |
| Morgan Stanley | 591,900 | $1.43M | 0.00% | −85,092−12.6% | Reduced |
| Banco BTG Pactual S.A. | 589,981 | $1.43M | 0.82% | +589,981 | New |
| Citigroup Inc | 570,007 | $1.38M | 0.00% | +53,799+10.4% | Added |
| Rhumbline Advisers | 508,205 | $1.23M | 0.00% | +8,598+1.7% | Added |
| Credit Suisse AG | 504,211 | $1.22M | 0.00% | +31,534+6.7% | Added |
| HealthCor Management, L.P. | 500,000 | $1.21M | 1.11% | −1,404,234−73.7% | Reduced |
| Adage Capital Partners GP, L.L.C. | 500,000 | $1.21M | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 440,313 | $1.07M | 0.00% | +6,147+1.4% | Added |
| Group One Trading, L.P. | 380,807 | $921.6K | 0.03% | −110,489−22.5% | Reduced |
| Alliancebernstein L.P. | 343,511 | $831.3K | 0.00% | −152,800−30.8% | Reduced |
| State of Wisconsin Investment Board | 320,223 | $774.9K | 0.00% | −20,925−6.1% | Reduced |
| Citadel Advisors LLC | 319,707 | $773.7K | 0.00% | −862,123−72.9% | Reduced |
| Public Employees Retirement Association of Colorado | 311,577 | $754.0K | 0.00% | −5,469−1.7% | Reduced |
| UBS Asset Management Americas Inc | 290,375 | $702.7K | 0.00% | 00.0% | Unchanged |
| Wellington Management Group LLP | 286,512 | $693.4K | 0.00% | +286,512 | New |
| BNP Paribas Arbitrage, SA | 267,526 | $647.4K | 0.00% | −14,143−5.0% | Reduced |
| Alps Advisors Inc | 258,431 | $625.4K | 0.01% | +258,431 | New |
| Renaissance Technologies LLC | 257,800 | $624.0K | 0.00% | +24,100+10.3% | Added |
| New York State Common Retirement Fund | 255,081 | $617.3K | 0.00% | −460.0% | Reduced |
| Putnam Investments LLC | 249,140 | $602.9K | 0.00% | +249,140 | New |
| Cambridge Investment Research Advisors, Inc. | 241,481 | $584.0K | 0.00% | −30,360−11.2% | Reduced |
| Deutsche Bank AG | 229,003 | $554.2K | 0.00% | +75,068+48.8% | Added |
| Prudential Financial Inc | 228,342 | $552.6K | 0.00% | −360,760−61.2% | Reduced |
| Occudo Quantitative Strategies LP | 216,747 | $524.5K | 0.06% | +133,756+161.2% | Added |
| JPMorgan Chase & Co | 214,009 | $518.0K | 0.00% | −10,744−4.8% | Reduced |
| Advisor Group Holdings, Inc. | 209,112 | $506.0K | 0.00% | +4,928+2.4% | Added |
| Susquehanna International Group, LLP | 204,914 | $495.9K | 0.00% | −211,485−50.8% | Reduced |
| Price T Rowe Associates Inc | 200,577 | $485.0K | 0.00% | −2,713−1.3% | Reduced |
| Advisory Research Inc | 197,024 | $476.8K | 0.04% | 00.0% | Unchanged |
| FMR LLC | 184,417 | $446.3K | 0.00% | −17,320−8.6% | Reduced |
| ClariVest Asset Management LLC | 183,696 | $445.0K | 0.02% | +28,200+18.1% | Added |
| MetLife Investment Management | 174,741 | $422.9K | 0.00% | −16,874−8.8% | Reduced |
| American International Group, Inc. | 171,827 | $415.8K | 0.00% | +1,262+0.7% | Added |
| Invesco Ltd. | 162,036 | $392.1K | 0.00% | −580−0.4% | Reduced |
| Dimensional Fund Advisors LP | 159,979 | $384.0K | 0.00% | +997+0.6% | Added |
| Commonwealth Equity Services, LLC | 151,212 | $365.0K | 0.00% | +19,134+14.5% | Added |
| Legal & General Group Plc | 147,179 | $355.4K | 0.00% | +5,318+3.7% | Added |
| Arnhold LLC | 142,400 | $344.6K | 0.04% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 139,687 | $338.0K | 0.00% | −2,828−2.0% | Reduced |
| ExodusPoint Capital Management, LP | 134,536 | $326.0K | 0.01% | +134,536 | New |
| State Board of Administration of Florida Retirement System | 127,922 | $309.6K | 0.00% | −10,500−7.6% | Reduced |
| LPL Financial LLC | 119,567 | $289.4K | 0.00% | 00.0% | Unchanged |
| Matisse Capital | 110,000 | $266.2K | 0.24% | 00.0% | Unchanged |
| WESPAC Advisors, LLC | 108,640 | $262.9K | 0.46% | +19,000+21.2% | Added |
| Teacher Retirement System of Texas | 104,936 | $254.0K | 0.00% | −5,411−4.9% | Reduced |
| Tudor Investment Corp Et Al | 101,782 | $246.0K | 0.01% | −9,843−8.8% | Reduced |
| Principal Financial Group Inc | 97,447 | $235.8K | 0.00% | +49,826+104.6% | Added |
| Arizona State Retirement System | 95,950 | $232.2K | 0.00% | +3,636+3.9% | Added |
| Belpointe Asset Management LLC | 95,311 | $230.7K | 0.01% | +95,311 | New |
| Credit Agricole S A | 88,000 | $213.0K | 0.01% | +88,000 | New |
| AQR Capital Management LLC | 85,800 | $207.6K | 0.00% | +27,133+46.2% | Added |
| Raymond James Financial Services Advisors, Inc. | 84,461 | $204.4K | 0.00% | −689−0.8% | Reduced |
| Douglas Lane & Associates, LLC | 83,900 | $203.0K | 0.00% | +83,900 | New |
| ProShare Advisors LLC | 78,270 | $189.4K | 0.00% | +6,885+9.6% | Added |
| Schonfeld Strategic Advisors LLC | 70,964 | $171.7K | 0.00% | +8,939+14.4% | Added |
| BIT Capital GmbH | 70,000 | $169.4K | 0.04% | +70,000 | New |
| Cubist Systematic Strategies, LLC | 69,290 | $167.7K | 0.00% | −2,810−3.9% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 67,959 | $164.5K | 0.00% | +19,461+40.1% | Added |
| E Fund Management Co., Ltd. | 66,662 | $161.0K | 0.01% | +28,724+75.7% | Added |
| Summit X, LLC | 103,164 | $159.9K | 0.05% | −135,458−56.8% | Reduced |
| XTX Topco Ltd | 63,435 | $153.5K | 0.03% | +26,615+72.3% | Added |
| SG Americas Securities, LLC | 62,874 | $152.0K | 0.00% | −63,430−50.2% | Reduced |
| Royal Bank of Canada | 61,262 | $148.0K | 0.00% | +56,241+1,120.1% | Added |
| Virtus ETF Advisers LLC | 59,604 | $144.2K | 0.08% | −22,009−27.0% | Reduced |
| Pictet Asset Management SA | 59,623 | $144.0K | 0.00% | +22,223+59.4% | Added |
| Tiaa, FSB | 58,250 | $141.0K | 0.00% | 00.0% | Unchanged |
| Poehling Capital Management, LLC | 58,000 | $140.4K | 0.05% | +1,000+1.8% | Added |
| Allspring Global Investments Holdings, LLC | 55,105 | $133.4K | 0.00% | +16,956+44.4% | Added |
| Amalgamated Bank | 54,070 | $131.0K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 52,013 | $125.9K | 0.00% | +9,069+21.1% | Added |