Geron Corporation (GERN)
Healthcare
Biotechnology
1.30 $
-3.7%
vs. previous close
Closing price · As of: 31. Jul 2026
Who owns Geron Corporation (GERN)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 83.5% of the shares are freely tradable; institutional investors hold 79.5%.
Ownership Structure
Institutional ownership
Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings.
79.5%
Insiders
Share of the stock held by the executives, founders and major shareholders of the company itself.
0.1%
Float
Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders.
83.5%
Short % of float
Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices.
10.9%
Shares Outstanding
Total number of shares issued. Price times share count gives market cap.
642Mio.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| RA Capital Management, LLC | 9.94 | 63,771,366 | +0.0 | 03/31/2026 |
| BlackRock Inc | 7.38 | 47,319,779 | +3.1 | 03/31/2026 |
| Soleus Capital Management, L.P. | 6.47 | 41,508,659 | +78.2 | 03/31/2026 |
| Deep Track Capital, LP | 4.94 | 31,720,278 | -2.4 | 03/31/2026 |
| State Street Corp | 4.75 | 30,497,183 | +13.5 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.16 | 26,669,029 | +0.0 | 03/31/2026 |
| Citadel Advisors Llc | 3.36 | 21,576,569 | +117.4 | 03/31/2026 |
| Point72 Asset Management, L.P. | 3.19 | 20,457,134 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| State Street® SPDR® S&P® Biotech ETF | 3.34 | 21,429,342 | -1.0 | 07/30/2026 |
| Vanguard Morn Total Stk Mkt Idx Investor | 3.19 | 20,449,234 | +2.0 | 06/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.