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