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 2021
Institutional positions in Geron Corp as of Sep 30, 2021. 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
- 139
- −4 vs. Q2 2021
- Shares held
- 131.9M
- +1.94M (+1.5%) vs. Q2 2021
- Total value
- $179.0M
- −$2.57M (−1.4%) vs. Q2 2021
- New holders
- 12
- 39 more added
- Sold out
- 16
- 39 more reduced
2 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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 2021
Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| LPL Financial LLC | 155,499 | $213.0K | 0.00% | +467+0.3% | Added |
| American International Group, Inc. | 165,040 | $226.0K | 0.00% | −3,921−2.3% | Reduced |
| Price T Rowe Associates Inc | 172,573 | $236.0K | 0.00% | +2,843+1.7% | Added |
| Dimensional Fund Advisors LP | 173,182 | $237.0K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 173,856 | $238.0K | 0.00% | +122,466+238.3% | Added |
| Advisor Group Holdings, Inc. | 175,079 | $240.0K | 0.00% | +10,980+6.7% | Added |
| Manufacturers Life Insurance Company, The | 179,004 | $245.0K | 0.00% | −9,733−5.2% | Reduced |
| Citadel Advisors LLC | 180,748 | $248.0K | 0.00% | −32,788−15.4% | Reduced |
| HRT Financial LP | 199,712 | $273.0K | 0.00% | +149,384+296.8% | Added |
| SG Americas Securities, LLC | 207,370 | $284.0K | 0.00% | +188,279+986.2% | Added |
| Deutsche Bank AG | 210,827 | $289.0K | 0.00% | −21,249−9.2% | Reduced |
| Gsa Capital Partners LLP | 226,098 | $310.0K | 0.03% | +106,278+88.7% | Added |
| Susquehanna International Group, LLP | 230,031 | $315.0K | 0.00% | +937+0.4% | Added |
| UBS Asset Management Americas Inc | 276,819 | $379.2K | 0.00% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 284,471 | $390.0K | 0.00% | −2,150−0.8% | Reduced |
| Citigroup Inc | 297,202 | $407.0K | 0.00% | −421,852−58.7% | Reduced |
| Morgan Stanley | 317,925 | $435.0K | 0.00% | −200,307−38.7% | Reduced |
| Credit Suisse AG | 357,688 | $490.0K | 0.00% | +34,714+10.7% | Added |
| California State Teachers Retirement System | 359,054 | $492.0K | 0.00% | −57,444−13.8% | Reduced |
| Rafferty Asset Management, LLC | 389,755 | $534.0K | 0.00% | −55,339−12.4% | Reduced |
| Rhumbline Advisers | 391,307 | $536.0K | 0.00% | +9,007+2.4% | Added |
| Alps Advisors Inc | 392,946 | $538.0K | 0.01% | −26,663−6.4% | Reduced |
| UBS Group AG | 412,080 | $564.0K | 0.00% | +365,575+786.1% | Added |
| Goldman Sachs Group Inc | 485,862 | $666.0K | 0.00% | +199,241+69.5% | Added |
| Swiss National Bank | 526,600 | $721.0K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 654,111 | $896.0K | 0.00% | −18,100−2.7% | Reduced |
| Charles Schwab Investment Management Inc | 772,989 | $1.06M | 0.00% | −1,408,234−64.6% | Reduced |
| Bank of New York Mellon Corp | 1,118,339 | $1.53M | 0.00% | +91,230+8.9% | Added |
| Millennium Management LLC | 1,430,713 | $1.96M | 0.00% | +531,552+59.1% | Added |
| Northern Trust Corp | 3,170,905 | $4.34M | 0.00% | +15,689+0.5% | Added |
| FMR LLC | 4,109,236 | $5.63M | 0.00% | +300.0% | Added |
| Geode Capital Management, LLC | 5,591,281 | $7.66M | 0.00% | +413,994+8.0% | Added |
| MPM Oncology Impact Management LP | 5,732,770 | $7.85M | 1.22% | +5,732,770 | New |
| State Street Corp | 12,929,457 | $17.7M | 0.00% | −679,262−5.0% | Reduced |
| NEA Management Company, LLC | 13,461,538 | $18.4M | 0.23% | 00.0% | Unchanged |
| Vanguard Group Inc | 15,424,465 | $21.1M | 0.00% | −242,876−1.6% | Reduced |
| BlackRock Inc. | 25,511,801 | $35.0M | 0.00% | +191,723+0.8% | Added |
| Ra Capital Management, L.P. | 30,126,299 | $41.3M | 0.57% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 1,244,427 | – | – | +75,250+6.4% | Added |
| Burrage Capital Management LLC | 0 | $0 | 0.00% | −1,912,673−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −687,373−100.0% | Sold out |
| Credit Agricole S A | 0 | $0 | 0.00% | −118,600−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −69,962−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −23,815−100.0% | Sold out |
| International Assets Investment Management, LLC | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| HighTower Advisors, LLC | 0 | $0 | 0.00% | −13,300−100.0% | Sold out |
| CIBC Asset Management Inc | 0 | $0 | 0.00% | −12,178−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −11,726−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −11,494−100.0% | Sold out |
| Family Management Corp | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −10,169−100.0% | Sold out |
| Verdence Capital Advisors LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −1,100−100.0% | Sold out |
| McClarren Financial Advisors, Inc. | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Red Door Wealth Management, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Pictet Asset Management Ltd | – | – | – | – | Not filed |
| Elmwood Wealth Management, Inc. | – | – | – | – | Not filed |