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, Q4 2025
Institutional positions in GH Research PLC as of Dec 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
- 53
- +7 vs. Q3 2025
- Shares held
- 46.6M
- +2.05M (+4.6%) vs. Q3 2025
- Total value
- $591.4M
- −$26.4M (−4.3%) vs. Q3 2025
- New holders
- 15
- 18 more added
- Sold out
- 8
- 14 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding GH Research PLC; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SBI Securities Co., Ltd. | 20 | $254 | 0.00% | +20 | New |
| Simplex Trading, LLC | 48 | $609 | 0.00% | −4,161−98.9% | Reduced |
| Daiwa Securities Group Inc. | 207 | $3.00K | 0.00% | +207 | New |
| Global Retirement Partners, LLC | 400 | $5.08K | 0.00% | −400−50.0% | Reduced |
| Tower Research Capital LLC (TRC) | 770 | $9.78K | 0.00% | +770 | New |
| GF Fund Management Co. Ltd. | 1,218 | $15.5K | 0.00% | +1,218 | New |
| Wells Fargo & Company | 1,250 | $15.9K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 1,337 | $17.0K | 0.00% | −4,865−78.4% | Reduced |
| Royal Bank of Canada | 1,810 | $23.0K | 0.00% | +52+3.0% | Added |
| Barclays PLC | 2,118 | $26.9K | 0.00% | +822+63.4% | Added |
| Mirae Asset Global Investments Co., Ltd. | 3,014 | $38.3K | 0.00% | +3,014 | New |
| Citigroup Inc | 4,404 | $55.9K | 0.00% | +4,373+14,106.5% | Added |
| Bank of America Corp | 4,450 | $56.5K | 0.00% | +4,175+1,518.2% | Added |
| Advisor Group Holdings, Inc. | 10,025 | $127.3K | 0.00% | −100−1.0% | Reduced |
| China Universal Asset Management Co., Ltd. | 10,107 | $128.4K | 0.01% | +10,107 | New |
| Lion Point Capital, LP | 10,200 | $129.5K | 0.67% | +10,200 | New |
| State Street Corp | 10,821 | $137.4K | 0.00% | −171−1.6% | Reduced |
| HighTower Advisors, LLC | 15,600 | $198.1K | 0.00% | −500−3.1% | Reduced |
| Susquehanna International Group, LLP | 15,877 | $201.6K | 0.00% | +15,877 | New |
| HRT Financial LP | 15,936 | $202.0K | 0.00% | +15,936 | New |
| Gsa Capital Partners LLP | 18,565 | $236.0K | 0.02% | +18,565 | New |
| JPMorgan Chase & Co | 18,881 | $239.8K | 0.00% | +4,981+35.8% | Added |
| Virtus Investment Advisers, Inc. | 20,408 | $259.2K | 0.07% | +11,539+130.1% | Added |
| Citadel Advisors LLC | 26,258 | $333.5K | 0.00% | −68,144−72.2% | Reduced |
| Northern Trust Corp | 32,828 | $416.9K | 0.00% | −145−0.4% | Reduced |
| Geode Capital Management, LLC | 35,645 | $452.7K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 44,446 | $564.5K | 0.01% | +44,446 | New |
| BIT Capital GmbH | 50,000 | $635.0K | 0.03% | +50,000 | New |
| Jane Street Group, LLC | 50,005 | $635.1K | 0.00% | +27,001+117.4% | Added |
| Morgan Stanley | 51,404 | $652.8K | 0.00% | +47,162+1,111.8% | Added |
| Trexquant Investment LP | 54,776 | $695.7K | 0.01% | +54,776 | New |
| AdvisorShares Investments LLC | 67,112 | $852.3K | 0.14% | +13,121+24.3% | Added |
| Goldman Sachs Group Inc | 80,986 | $1.03M | 0.00% | +69,911+631.3% | Added |
| Boothbay Fund Management, LLC | 112,184 | $1.42M | 0.04% | +28,634+34.3% | Added |
| Alyeska Investment Group, L.P. | 204,975 | $2.60M | 0.01% | 00.0% | Unchanged |
| HighVista Strategies LLC | 240,524 | $3.05M | 0.79% | −1,370−0.6% | Reduced |
| Marshall Wace, LLP | 240,764 | $3.06M | 0.00% | +71,264+42.0% | Added |
| CenterBook Partners LP | 283,441 | $3.60M | 0.18% | +117,288+70.6% | Added |
| Millennium Management LLC | 295,926 | $3.76M | 0.00% | −567,676−65.7% | Reduced |
| Squadron Capital Management LLC | 315,000 | $4.00M | 1.79% | +315,000 | New |
| UBS Group AG | 363,381 | $4.61M | 0.00% | −148,083−29.0% | Reduced |
| Troluce Capital Advisors LLC | 373,212 | $4.74M | 3.50% | +326,490+698.8% | Added |
| BlackRock, Inc. | 434,401 | $5.52M | 0.00% | +376,542+650.8% | Added |
| 5AM Venture Management, LLC | 572,665 | $7.27M | 2.29% | 00.0% | Unchanged |
| Verition Fund Management LLC | 673,735 | $8.56M | 0.05% | −4,754−0.7% | Reduced |
| Jefferies Financial Group Inc. | 712,300 | $9.05M | 0.07% | +2,988+0.4% | Added |
| Cormorant Asset Management, LP | 1,300,000 | $16.5M | 0.94% | −616,439−32.2% | Reduced |
| Avoro Capital Advisors LLC | 1,800,000 | $22.9M | 0.22% | +1,800,000 | New |
| FMR LLC | 5,136,045 | $65.2M | 0.00% | −191,000−3.6% | Reduced |
| RTW Investments, LP | 5,933,815 | $75.4M | 0.75% | +364,251+6.5% | Added |
| Ra Capital Management, L.P. | 7,676,697 | $97.5M | 1.00% | 00.0% | Unchanged |
| BVF Inc | 8,827,712 | $112.1M | 3.77% | 00.0% | Unchanged |
| Lynx1 Capital Management LP | 10,406,575 | $132.2M | 26.75% | +1,805,386+21.0% | Added |
| Deep Track Capital, LP | 0 | $0 | 0.00% | −1,250,000−100.0% | Sold out |
| StemPoint Capital LP | 0 | $0 | 0.00% | −545,275−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −76,958−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −36,103−100.0% | Sold out |
| Tang Capital Management LLC | 0 | $0 | 0.00% | −24,030−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −22,060−100.0% | Sold out |
| Farther Finance Advisors, LLC | 0 | $0 | 0.00% | −200−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |