GH Research PLC
Ownership
Ownership Structure
Who owns GH Research PLC (GHRS)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 47.2% of the shares are freely tradable; institutional investors hold 69.5%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Bvf Inc | 12.60 | 8,650,158 | -2.0 | 03/31/2026 |
| RA Capital Management, LLC | 11.18 | 7,676,697 | +0.0 | 03/31/2026 |
| RTW INVESTMENTS, LLC | 8.64 | 5,933,815 | +0.0 | 03/31/2026 |
| FMR Inc | 7.48 | 5,136,045 | +0.0 | 03/31/2026 |
| Deep Track Capital, LP | 4.86 | 3,333,334 | +0.0 | 06/30/2026 |
| venBio Select Advisor LLC | 2.62 | 1,800,000 | +0.0 | 03/31/2026 |
| The Toronto-Dominion Bank | 2.04 | 1,397,873 | +0.0 | 03/31/2026 |
| Foresite Capital Management VI LLC | 1.37 | 940,493 | +198.1 | 06/30/2026 |
| Jefferies Financial Group Inc | 1.04 | 712,300 | +0.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| Fidelity Growth Company Fund | 2.76 | 1,895,709 | +2.1 | 07/31/2026 |
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: September 28, 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.