GH Research PLC
GHRS- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001855129
No open-market purchases or sales by GH Research PLC insiders were filed in the last 90 days; 63 institutions reported holding it in 13F filings for Q2 2026, worth $1.38B in total; no superinvestor holds it.
13F holders, Q2 2025
Institutional positions in GH Research PLC as of Jun 30, 2025. 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
- 38
- +2 vs. Q1 2025
- Shares held
- 43.6M
- +934.8K (+2.2%) vs. Q1 2025
- Total value
- $530.9M
- +$60.8M (+12.9%) vs. Q1 2025
- New holders
- 7
- 14 more added
- Sold out
- 5
- 10 more reduced
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting GHRS 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 | 63 | $1.38B |
| Q1 2026 | 54 | $668.5M |
| Q4 2025 | 53 | $591.4M |
| Q3 2025 | 47 | $618.1M |
| Q2 2025 | 38 | $530.9M |
| Q1 2025 | 36 | $470.1M |
| Q4 2024 | 31 | $214.9M |
| Q3 2024 | 28 | $204.2M |
| Q2 2024 | 28 | $354.8M |
| Q1 2024 | 32 | $315.5M |
| Q4 2023 | 35 | $171.7M |
| Q3 2023 | 29 | $291.5M |
| Q2 2023 | 34 | $351.6M |
| Q1 2023 | 29 | $237.2M |
| Q4 2022 | 32 | $299.5M |
| Q3 2022 | 34 | $367.2M |
| Q2 2022 | 35 | $325.0M |
| Q1 2022 | 33 | $587.1M |
| Q4 2021 | 30 | $701.0M |
| Q3 2021 | 30 | $625.2M |
| Q2 2021 | 34 | $593.7M |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding GH Research PLC; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Simplex Trading, LLC | 25 | $0 | 0.00% | +8+47.1% | Added |
| Group One Trading, L.P. | 80 | $975 | 0.00% | −91−53.2% | Reduced |
| Global Retirement Partners, LLC | 110 | $1.34K | 0.00% | +110 | New |
| Bank of America Corp | 223 | $2.72K | 0.00% | +70+45.8% | Added |
| Wells Fargo & Company | 1,250 | $15.2K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,862 | $23.0K | 0.00% | +762+69.3% | Added |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 2,000 | $24.4K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 6,175 | $75.3K | 0.00% | +2,400+63.6% | Added |
| JPMorgan Chase & Co | 6,500 | $79.2K | 0.00% | +6,500 | New |
| Virtus Investment Advisers, Inc. | 7,329 | $89.3K | 0.03% | +7,329 | New |
| Boothbay Fund Management, LLC | 13,833 | $168.6K | 0.01% | −16,081−53.8% | Reduced |
| BNP Paribas Arbitrage, SA | 17,010 | $207.4K | 0.00% | +10,600+165.4% | Added |
| PEAK6 LLC | 20,000 | $243.8K | 0.01% | −44,213−68.9% | Reduced |
| Quadrature Capital Ltd | 20,108 | $245.5K | 0.00% | −11,517−36.4% | Reduced |
| Palumbo Wealth Management LLC | 21,651 | $263.9K | 0.08% | +8,782+68.2% | Added |
| HighTower Advisors, LLC | 22,300 | $271.8K | 0.00% | +22,300 | New |
| Geode Capital Management, LLC | 34,633 | $422.2K | 0.00% | −32,582−48.5% | Reduced |
| AdvisorShares Investments LLC | 38,256 | $466.3K | 0.08% | +5,000+15.0% | Added |
| Northern Trust Corp | 38,977 | $475.1K | 0.00% | −354−0.9% | Reduced |
| HighVista Strategies LLC | 52,247 | $636.9K | 0.23% | +52,247 | New |
| BlackRock, Inc. | 64,745 | $789.2K | 0.00% | +20,774+47.2% | Added |
| Troluce Capital Advisors LLC | 85,791 | $1.05M | 0.53% | −69,806−44.9% | Reduced |
| StemPoint Capital LP | 100,826 | $1.23M | 0.40% | +100,826 | New |
| Millennium Management LLC | 203,645 | $2.48M | 0.00% | +203,645 | New |
| Alyeska Investment Group, L.P. | 254,975 | $3.11M | 0.01% | −200,000−44.0% | Reduced |
| Morgan Stanley | 281,002 | $3.43M | 0.00% | +3,751+1.4% | Added |
| UBS Group AG | 458,582 | $5.59M | 0.00% | +10,648+2.4% | Added |
| 5AM Venture Management, LLC | 572,665 | $6.98M | 2.68% | 00.0% | Unchanged |
| Verition Fund Management LLC | 657,381 | $8.01M | 0.05% | −13,224−2.0% | Reduced |
| Jefferies Financial Group Inc. | 709,312 | $8.65M | 0.14% | −40,688−5.4% | Reduced |
| Toronto Dominion Bank | 1,967,293 | $24.0M | 0.05% | 00.0% | Unchanged |
| Deep Track Capital, LP | 2,000,000 | $24.4M | 0.78% | 00.0% | Unchanged |
| Cormorant Asset Management, LP | 2,009,482 | $24.5M | 1.82% | 00.0% | Unchanged |
| FMR LLC | 5,092,145 | $62.1M | 0.00% | +842,565+19.8% | Added |
| RTW Investments, LP | 5,540,457 | $67.5M | 0.96% | +40,688+0.7% | Added |
| Lynx1 Capital Management LP | 6,746,951 | $82.2M | 23.76% | +303,011+4.7% | Added |
| Ra Capital Management, L.P. | 7,676,697 | $93.6M | 1.58% | +732,049+10.5% | Added |
| BVF Inc | 8,827,712 | $107.6M | 3.84% | 00.0% | Unchanged |
| Deerfield Management Company, L.P. (Series C) | 0 | $0 | 0.00% | −925,000−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −52,940−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −15,586−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −15,354−100.0% | Sold out |
| Tortoise Investment Management, LLC | 0 | $0 | 0.00% | −1,781−100.0% | Sold out |