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, Q1 2025
Institutional positions in GH Research PLC as of Mar 31, 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
- 36
- +6 vs. Q4 2024
- Shares held
- 42.6M
- +11.9M (+38.8%) vs. Q4 2024
- Total value
- $470.1M
- +$255.2M (+118.7%) vs. Q4 2024
- New holders
- 14
- 10 more added
- Sold out
- 8
- 8 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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, Q1 2025
Shares, value and share of portfolio for each institution holding GH Research PLC; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Simplex Trading, LLC | 17 | $0 | 0.00% | +17 | New |
| Bank of America Corp | 153 | $1.69K | 0.00% | −16−9.5% | Reduced |
| Group One Trading, L.P. | 171 | $1.89K | 0.00% | +171 | New |
| Royal Bank of Canada | 1,100 | $12.0K | 0.00% | +100+10.0% | Added |
| Wells Fargo & Company | 1,250 | $13.8K | 0.00% | 00.0% | Unchanged |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 2,000 | $19.0K | 0.00% | 00.0% | Unchanged |
| Tortoise Investment Management, LLC | 1,781 | $19.6K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 3,775 | $41.6K | 0.00% | −1,275−25.2% | Reduced |
| BNP Paribas Arbitrage, SA | 6,410 | $70.7K | 0.00% | +100+1.6% | Added |
| Palumbo Wealth Management LLC | 12,869 | $141.9K | 0.05% | +12,869 | New |
| XTX Topco Ltd | 15,354 | $169.4K | 0.01% | +15,354 | New |
| Citadel Advisors LLC | 15,586 | $171.9K | 0.00% | +15,586 | New |
| Boothbay Fund Management, LLC | 29,914 | $330.0K | 0.01% | +29,914 | New |
| Quadrature Capital Ltd | 31,625 | $347.9K | 0.01% | +31,625 | New |
| AdvisorShares Investments LLC | 33,256 | $357.8K | 0.07% | −2,755−7.7% | Reduced |
| Northern Trust Corp | 39,331 | $433.8K | 0.00% | −1,503−3.7% | Reduced |
| BlackRock, Inc. | 43,971 | $485.0K | 0.00% | −3,243−6.9% | Reduced |
| Walleye Capital LLC | 52,940 | $583.9K | 0.01% | +52,940 | New |
| PEAK6 LLC | 64,213 | $708.3K | 0.03% | +5,013+8.5% | Added |
| Geode Capital Management, LLC | 67,215 | $741.4K | 0.00% | −5,298−7.3% | Reduced |
| Troluce Capital Advisors LLC | 155,597 | $1.72M | 1.62% | +155,597 | New |
| Morgan Stanley | 277,251 | $3.06M | 0.00% | +11,783+4.4% | Added |
| UBS Group AG | 447,934 | $4.94M | 0.00% | +426,707+2,010.2% | Added |
| Alyeska Investment Group, L.P. | 454,975 | $5.02M | 0.02% | +454,975 | New |
| 5AM Venture Management, LLC | 572,665 | $6.32M | 2.39% | 00.0% | Unchanged |
| Verition Fund Management LLC | 670,605 | $7.40M | 0.04% | −247,194−26.9% | Reduced |
| Jefferies Financial Group Inc. | 750,000 | $8.27M | 0.14% | +750,000 | New |
| Deerfield Management Company, L.P. (Series C) | 925,000 | $10.2M | 0.20% | +925,000 | New |
| Toronto Dominion Bank | 1,967,293 | $21.7M | 0.06% | +1,967,293 | New |
| Deep Track Capital, LP | 2,000,000 | $22.1M | 0.71% | +2,000,000 | New |
| Cormorant Asset Management, LP | 2,009,482 | $22.2M | 1.68% | +1,416,439+238.8% | Added |
| FMR LLC | 4,249,580 | $46.9M | 0.00% | +1,762,210+70.8% | Added |
| RTW Investments, LP | 5,499,769 | $60.7M | 0.93% | +2,172,640+65.3% | Added |
| Lynx1 Capital Management LP | 6,443,940 | $71.1M | 25.45% | +1,584,946+32.6% | Added |
| Ra Capital Management, L.P. | 6,944,648 | $76.6M | 1.28% | +257,959+3.9% | Added |
| BVF Inc | 8,827,712 | $97.4M | 3.97% | −1,572,446−15.1% | Reduced |
| Diadema Partners LP | 0 | $0 | 0.00% | −101,502−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −78,949−100.0% | Sold out |
| Laurion Capital Management LP | 0 | $0 | 0.00% | −48,352−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −30,300−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −20,761−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −16,761−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −1,703−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |