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 2023
Institutional positions in Geron Corp as of Sep 30, 2023. 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
- 202
- +3 vs. Q2 2023
- Shares held
- 371.2M
- +27.0M (+7.8%) vs. Q2 2023
- Total value
- $786.9M
- −$317.7M (−28.8%) vs. Q2 2023
- New holders
- 27
- 84 more added
- Sold out
- 24
- 34 more reduced
2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Geron Corp; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 37,159,824 | $78.8M | 0.00% | +1,181,842+3.3% | Added |
| Ra Capital Management, L.P. | 46,202,425 | $97.9M | 1.93% | +14,657,619+46.5% | Added |
| Octagon Capital Advisors LP | 0 | $0 | 0.00% | −2,278,000−100.0% | Sold out |
| Norges Bank | 0 | $0 | 0.00% | −1,939,300−100.0% | Sold out |
| Natixis | 0 | $0 | 0.00% | −493,900−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −319,611−100.0% | Sold out |
| Capula Management Ltd | 0 | $0 | 0.00% | −207,620−100.0% | Sold out |
| Putnam Investments LLC | 0 | $0 | 0.00% | −162,995−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −156,880−100.0% | Sold out |
| Innovis Asset Management LLC | 0 | $0 | 0.00% | −123,669−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −120,000−100.0% | Sold out |
| Credit Agricole S A | 0 | $0 | 0.00% | −88,000−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −85,806−100.0% | Sold out |
| Stephens Inc | 0 | $0 | 0.00% | −55,000−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −37,805−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −30,164−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −23,284−100.0% | Sold out |
| Mirabella Financial Services LLP | 0 | $0 | 0.00% | −16,582−100.0% | Sold out |
| Dynamic Advisor Solutions LLC | 0 | $0 | 0.00% | −12,000−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −11,839−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −11,295−100.0% | Sold out |
| Tucker Asset Management LLC | 0 | $0 | 0.00% | −2,844−100.0% | Sold out |
| Horan Securities, Inc. | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |
| Hollencrest Capital Management | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Stonebridge Capital Advisors LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| WFA Asset Management Corp | 0 | $0 | 0.00% | −204−100.0% | Sold out |
| Pictet Asset Management SA | – | – | – | – | Not filed |
| Tiaa, FSB | – | – | – | – | Not filed |