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, Q3 2025
Institutional positions in GH Research PLC as of Sep 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
- 47
- +9 vs. Q2 2025
- Shares held
- 44.5M
- +979.2K (+2.2%) vs. Q2 2025
- Total value
- $618.1M
- +$87.2M (+16.4%) vs. Q2 2025
- New holders
- 14
- 18 more added
- Sold out
- 5
- 10 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding GH Research PLC; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BVF Inc | 8,827,712 | $126.2M | 5.12% | 00.0% | Unchanged |
| Ra Capital Management, L.P. | 7,676,697 | $109.8M | 1.35% | 00.0% | Unchanged |
| Lynx1 Capital Management LP | 8,601,189 | $104.3M | 21.23% | +1,854,238+27.5% | Added |
| RTW Investments, LP | 5,569,564 | $79.6M | 0.98% | +29,107+0.5% | Added |
| FMR LLC | 5,327,045 | $76.2M | 0.00% | +234,900+4.6% | Added |
| Cormorant Asset Management, LP | 1,916,439 | $27.4M | 1.89% | −93,043−4.6% | Reduced |
| Deep Track Capital, LP | 1,250,000 | $17.9M | 0.50% | −750,000−37.5% | Reduced |
| Millennium Management LLC | 863,602 | $12.3M | 0.01% | +659,957+324.1% | Added |
| Jefferies Financial Group Inc. | 709,312 | $10.1M | 0.09% | 00.0% | Unchanged |
| Verition Fund Management LLC | 678,489 | $9.70M | 0.06% | +21,108+3.2% | Added |
| 5AM Venture Management, LLC | 572,665 | $8.19M | 3.00% | 00.0% | Unchanged |
| StemPoint Capital LP | 545,275 | $7.80M | 1.57% | +444,449+440.8% | Added |
| UBS Group AG | 511,464 | $7.31M | 0.00% | +52,882+11.5% | Added |
| HighVista Strategies LLC | 241,894 | $3.46M | 0.85% | +189,647+363.0% | Added |
| Alyeska Investment Group, L.P. | 204,975 | $2.93M | 0.01% | −50,000−19.6% | Reduced |
| Marshall Wace, LLP | 169,500 | $2.42M | 0.00% | +169,500 | New |
| CenterBook Partners LP | 166,153 | $2.38M | 0.12% | +166,153 | New |
| Citadel Advisors LLC | 94,402 | $1.35M | 0.00% | +94,402 | New |
| Boothbay Fund Management, LLC | 83,550 | $1.19M | 0.03% | +69,717+504.0% | Added |
| Point72 Asset Management, L.P. | 76,958 | $1.10M | 0.00% | +76,958 | New |
| BlackRock, Inc. | 57,859 | $827.4K | 0.00% | −6,886−10.6% | Reduced |
| AdvisorShares Investments LLC | 53,991 | $772.1K | 0.13% | +15,735+41.1% | Added |
| Troluce Capital Advisors LLC | 46,722 | $668.1K | 0.24% | −39,069−45.5% | Reduced |
| Squarepoint Ops LLC | 36,103 | $516.3K | 0.00% | +36,103 | New |
| Geode Capital Management, LLC | 35,645 | $509.7K | 0.00% | +1,012+2.9% | Added |
| Northern Trust Corp | 32,973 | $471.5K | 0.00% | −6,004−15.4% | Reduced |
| Tang Capital Management LLC | 24,030 | $343.6K | 0.01% | +24,030 | New |
| Jane Street Group, LLC | 23,004 | $329.0K | 0.00% | +23,004 | New |
| Cubist Systematic Strategies, LLC | 22,732 | $325.1K | 0.00% | +22,732 | New |
| Man Group plc | 22,060 | $315.5K | 0.00% | +22,060 | New |
| HighTower Advisors, LLC | 16,100 | $230.2K | 0.00% | −6,200−27.8% | Reduced |
| JPMorgan Chase & Co | 13,900 | $198.8K | 0.00% | +7,400+113.8% | Added |
| Goldman Sachs Group Inc | 11,075 | $158.4K | 0.00% | +11,075 | New |
| State Street Corp | 10,992 | $157.2K | 0.00% | +10,992 | New |
| Advisor Group Holdings, Inc. | 10,125 | $136.7K | 0.00% | +3,950+64.0% | Added |
| Virtus Investment Advisers, Inc. | 8,869 | $126.8K | 0.04% | +1,540+21.0% | Added |
| BNP Paribas Arbitrage, SA | 6,202 | $88.7K | 0.00% | −10,808−63.5% | Reduced |
| Morgan Stanley | 4,242 | $60.7K | 0.00% | −276,760−98.5% | Reduced |
| Simplex Trading, LLC | 4,209 | $60.0K | 0.00% | +4,184+16,736.0% | Added |
| Royal Bank of Canada | 1,758 | $25.0K | 0.00% | −104−5.6% | Reduced |
| Barclays PLC | 1,296 | $18.5K | 0.00% | +1,296 | New |
| Wells Fargo & Company | 1,250 | $17.9K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 800 | $11.4K | 0.00% | +690+627.3% | Added |
| Bank of America Corp | 275 | $3.93K | 0.00% | +52+23.3% | Added |
| Farther Finance Advisors, LLC | 200 | $2.86K | 0.00% | +200 | New |
| Group One Trading, L.P. | 100 | $1.43K | 0.00% | +20+25.0% | Added |
| Citigroup Inc | 31 | $443 | 0.00% | +31 | New |
| Toronto Dominion Bank | 0 | $0 | 0.00% | −1,967,293−100.0% | Sold out |
| Palumbo Wealth Management LLC | 0 | $0 | 0.00% | −21,651−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −20,108−100.0% | Sold out |
| PEAK6 LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 0 | $0 | 0.00% | −2,000−100.0% | Sold out |