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 2026
Institutional positions in GH Research PLC as of Jun 30, 2026. 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
- 63
- +9 vs. Q1 2026
- Shares held
- 51.5M
- +3.95M (+8.3%) vs. Q1 2026
- Total value
- $1.38B
- +$715.8M (+107.1%) vs. Q1 2026
- New holders
- 18
- 18 more added
- Sold out
- 9
- 16 more reduced
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding GH Research PLC; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Caitong International Asset Management Co., Ltd | 19 | $511 | 0.00% | +19 | New |
| Cornerstone Financial Management LLC | 32 | $860 | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 100 | $2.69K | 0.00% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 205 | $5.51K | 0.00% | +205 | New |
| Hollencrest Capital Management | 250 | $6.72K | 0.00% | +250 | New |
| Ancora Advisors, LLC | 284 | $7.63K | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 411 | $11.0K | 0.00% | +391+1,955.0% | Added |
| Tower Research Capital LLC (TRC) | 515 | $13.8K | 0.00% | −150−22.6% | Reduced |
| Harbour Investments, Inc. | 800 | $21.5K | 0.00% | +800 | New |
| Jones Financial Companies LLLP | 775 | $21.9K | 0.00% | +775 | New |
| Wells Fargo & Company | 1,250 | $33.6K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 1,315 | $35.3K | 0.00% | −69−5.0% | Reduced |
| Citigroup Inc | 1,614 | $43.4K | 0.00% | −119−6.9% | Reduced |
| BNP Paribas Arbitrage, SA | 1,697 | $45.6K | 0.00% | +387+29.5% | Added |
| North Star Investment Management Corp. | 2,200 | $59.1K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 3,068 | $82.5K | 0.00% | −167−5.2% | Reduced |
| Simplex Trading, LLC | 4,739 | $127.4K | 0.00% | +4,656+5,609.6% | Added |
| Advisor Group Holdings, Inc. | 5,775 | $155.2K | 0.00% | −150−2.5% | Reduced |
| Royal Bank of Canada | 5,877 | $158.0K | 0.00% | +3,287+126.9% | Added |
| Barclays PLC | 5,977 | $160.7K | 0.00% | +1,583+36.0% | Added |
| HSBC Holdings PLC | 7,847 | $216.4K | 0.00% | +7,847 | New |
| Eversept Partners, LP | 8,672 | $233.1K | 0.01% | +8,672 | New |
| Lion Point Capital, LP | 10,200 | $274.2K | 1.31% | 00.0% | Unchanged |
| State Street Corp | 11,163 | $300.1K | 0.00% | +114+1.0% | Added |
| HighTower Advisors, LLC | 12,700 | $341.4K | 0.00% | −2,900−18.6% | Reduced |
| China Universal Asset Management Co., Ltd. | 13,419 | $360.7K | 0.02% | −88−0.7% | Reduced |
| Letko, Brosseau & Associates Inc | 15,425 | $414.6K | 0.01% | +15,425 | New |
| Virtus Investment Advisers, Inc. | 15,492 | $416.4K | 0.10% | −5,428−25.9% | Reduced |
| Squarepoint Ops LLC | 18,430 | $495.4K | 0.00% | +18,430 | New |
| JPMorgan Chase & Co | 18,778 | $535.0K | 0.00% | −75−0.4% | Reduced |
| Quadrature Capital Ltd | 21,117 | $567.6K | 0.00% | +21,117 | New |
| D. E. Shaw & Co., Inc. | 25,345 | $681.3K | 0.00% | +25,345 | New |
| Northern Trust Corp | 31,844 | $856.0K | 0.00% | −841−2.6% | Reduced |
| Tudor Investment Corp Et Al | 34,278 | $921.4K | 0.00% | +15,718+84.7% | Added |
| Axxion S.A. | 36,170 | $972.3K | 0.07% | +36,170 | New |
| Geode Capital Management, LLC | 40,483 | $1.09M | 0.00% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 43,948 | $1.18M | 0.00% | +43,948 | New |
| Marshall Wace, LLP | 46,697 | $1.26M | 0.00% | −44,411−48.7% | Reduced |
| Point72 Asset Management, L.P. | 50,882 | $1.37M | 0.00% | +50,882 | New |
| Morgan Stanley | 52,218 | $1.40M | 0.00% | +26,388+102.2% | Added |
| HRT Financial LP | 65,375 | $1.76M | 0.00% | +65,375 | New |
| CenterBook Partners LP | 69,436 | $1.87M | 0.09% | −147,138−67.9% | Reduced |
| AdvisorShares Investments LLC | 71,267 | $1.92M | 0.23% | +4,233+6.3% | Added |
| Citadel Advisors LLC | 85,952 | $2.31M | 0.00% | +20,488+31.3% | Added |
| XTX Topco Ltd | 86,986 | $2.34M | 0.03% | +34,896+67.0% | Added |
| Goldman Sachs Group Inc | 148,673 | $4.00M | 0.00% | +103,878+231.9% | Added |
| Trexquant Investment LP | 153,767 | $4.13M | 0.03% | +83,959+120.3% | Added |
| HighVista Strategies LLC | 158,770 | $4.27M | 0.97% | −54,442−25.5% | Reduced |
| Jane Street Group, LLC | 169,951 | $4.57M | 0.00% | +169,951 | New |
| Boothbay Fund Management, LLC | 202,103 | $5.43M | 0.10% | −80,788−28.6% | Reduced |
| Braidwell LP | 207,240 | $5.57M | 0.21% | +207,240 | New |
| Millennium Management LLC | 323,399 | $8.69M | 0.01% | −614,499−65.5% | Reduced |
| UBS Group AG | 477,408 | $12.8M | 0.00% | +64,992+15.8% | Added |
| BlackRock, Inc. | 480,287 | $12.9M | 0.00% | +24,669+5.4% | Added |
| Jefferies Financial Group Inc. | 712,300 | $19.1M | 0.18% | 00.0% | Unchanged |
| Foresite Capital Management VI LLC | 940,493 | $25.3M | 3.93% | +625,001+198.1% | Added |
| Avoro Capital Advisors LLC | 1,800,000 | $48.4M | 0.43% | 00.0% | Unchanged |
| Deep Track Capital, LP | 3,333,334 | $89.6M | 1.32% | +3,333,334 | New |
| RTW Investments, LP | 5,933,815 | $159.5M | 1.36% | 00.0% | Unchanged |
| FMR LLC | 5,977,045 | $160.7M | 0.01% | +841,000+16.4% | Added |
| Ra Capital Management, L.P. | 7,636,813 | $205.3M | 1.78% | −39,884−0.5% | Reduced |
| BVF Inc | 8,650,158 | $232.5M | 5.95% | 00.0% | Unchanged |
| Lynx1 Capital Management LP | 13,263,288 | $356.5M | 41.19% | +2,500,000+23.2% | Added |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −1,397,873−100.0% | Sold out |
| Troluce Capital Advisors LLC | 0 | $0 | 0.00% | −990,472−100.0% | Sold out |
| 5AM Venture Management, LLC | 0 | $0 | 0.00% | −572,665−100.0% | Sold out |
| Squadron Capital Management LLC | 0 | $0 | 0.00% | −325,000−100.0% | Sold out |
| Occam Crest Management LP | 0 | $0 | 0.00% | −80,000−100.0% | Sold out |
| Diadema Partners LP | 0 | $0 | 0.00% | −26,836−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −20,614−100.0% | Sold out |
| Persistent Asset Partners Ltd | 0 | $0 | 0.00% | −6,794−100.0% | Sold out |
| Archetype Wealth Partners | 0 | $0 | 0.00% | −1,180−100.0% | Sold out |