GH Research PLC - GHRS
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Lynx1 Capital Management LP | History | No change | 13,263,288 | 356,517 | 41.19% | 41.19% | 1 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| BVF INC/IL | History | No change | 8,650,158 | 232,516 | 5.95% | 5.95% | 2 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| RA CAPITAL MANAGEMENT, L.P. | History | No change | 7,636,813 | 205,277 | 1.78% | 1.78% | 3 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| FMR LLC | History | No change | 5,977,045 | 160,662 | 0.01% | 0.01% | 4 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| RTW INVESTMENTS, LP | History | No change | 5,933,815 | 159,500 | 1.36% | 1.36% | 5 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Deep Track Capital, LP | History | No change | 3,333,334 | 89,600 | 1.3% | 1.3% | 6 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Avoro Capital Advisors LLC | History | No change | 1,800,000 | 48,384 | 0.43% | 0.43% | 7 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Foresite Capital Management VI LLC | History | No change | 940,493 | 25,280 | 3.93% | 3.93% | 8 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Jefferies Financial Group Inc. | History | No change | 712,300 | 19,146 | 0.13% | 0.13% | 9 | 0 | 0.0% | Q2 2026 | Aug 17, 2026 |
| BlackRock, Inc. | History | No change | 480,287 | 12,910 | 0.0% | 0.0% | 10 | 0 | 0.0% | Q2 2026 | Aug 07, 2026 |
| UBS Group AG | History | No change | 477,408 | 12,832 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | No change | 323,399 | 8,692 | 0.0% | 0.0% | 12 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| JANE STREET GROUP, LLC | History | No change | 212,651 | 5,716 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BRAIDWELL LP | History | No change | 207,240 | 5,570 | 0.21% | 0.21% | 14 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BOOTHBAY FUND MANAGEMENT, LLC | History | No change | 202,103 | 5,432 | 0.07% | 0.07% | 15 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| HighVista Strategies LLC | History | No change | 158,770 | 4,267 | 0.97% | 0.97% | 16 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Trexquant Investment LP | History | No change | 153,767 | 4,133 | 0.02% | 0.02% | 17 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Y-Intercept (Hong Kong) Ltd | History | New | 170,315 | 3,998 | 0.09% | — | 18 | +170,315 | New | Q3 2026 | Oct 16, 2026 |
| GOLDMAN SACHS GROUP INC | History | No change | 148,673 | 3,996 | 0.0% | 0.0% | 19 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| CITADEL ADVISORS LLC | History | No change | 105,752 | 2,842 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q2 2026 | Sep 02, 2026 |
| XTX Topco Ltd | History | No change | 86,986 | 2,338 | 0.03% | 0.03% | 21 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| AdvisorShares Investments LLC | History | No change | 71,267 | 1,915 | 0.23% | 0.23% | 22 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| HRT FINANCIAL LP | History | No change | 65,375 | 1,757 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Premier Fund Managers Ltd | History | New | 66,815 | 1,653 | 0.17% | — | 24 | +66,815 | New | Q3 2026 | Nov 02, 2026 |
| MORGAN STANLEY | History | No change | 52,218 | 1,403 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Point72 Asset Management, L.P. | History | No change | 50,882 | 1,367 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| MARSHALL WACE, LLP | History | No change | 46,697 | 1,255 | 0.0% | 0.0% | 27 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Qube Research & Technologies Ltd | History | No change | 43,948 | 1,181 | 0.0% | 0.0% | 28 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | No change | 40,483 | 1,088 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| TUDOR INVESTMENT CORP ET AL | History | No change | 34,278 | 921 | 0.0% | 0.0% | 30 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| NORTHERN TRUST CORP | History | No change | 31,844 | 855 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Axxion S.A. | History | No change | 36,170 | 849 | 0.06% | 0.07% | 32 | 0 | 0.0% | Q3 2026 | Oct 22, 2026 |
| D. E. Shaw & Co., Inc. | History | No change | 25,345 | 681 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| CenterBook Partners LP | History | Reduced | 26,258 | 616 | 0.03% | 0.09% | 34 | -43,178 | -62.18% | Q3 2026 | Nov 02, 2026 |
| Quadrature Capital Ltd | History | No change | 21,117 | 567 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q2 2026 | Aug 06, 2026 |
| JPMORGAN CHASE & CO | History | No change | 18,778 | 534 | 0.0% | 0.0% | 36 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| Squarepoint Ops LLC | History | No change | 18,430 | 495 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| China Universal Asset Management Co., Ltd. | History | Added to | 17,525 | 432 | 0.02% | 0.02% | 38 | +4,106 | 30.6% | Q3 2026 | Oct 27, 2026 |
| Virtus Investment Advisers, LLC | History | No change | 15,492 | 416 | 0.1% | 0.1% | 39 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| LETKO, BROSSEAU & ASSOCIATES INC | History | No change | 15,425 | 414 | 0.01% | 0.01% | 40 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | No change | 13,400 | 360 | 0.0% | 0.0% | 41 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| HighTower Advisors, LLC | History | No change | 12,700 | 341 | 0.0% | 0.0% | 42 | 0 | 0.0% | Q2 2026 | Aug 05, 2026 |
| STATE STREET CORP | History | No change | 11,163 | 300 | 0.0% | 0.0% | 43 | 0 | 0.0% | Q2 2026 | Sep 22, 2026 |
| Lion Point Capital, LP | History | No change | 10,200 | 274 | 1.31% | 1.31% | 44 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Eversept Partners, LP | History | No change | 8,672 | 233 | 0.01% | 0.01% | 45 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Farther Finance Advisors, LLC | History | Added to | 9,820 | 230 | 0.0% | 0.0% | 46 | +9,720 | 9720.0% | Q3 2026 | Oct 08, 2026 |
| HSBC HOLDINGS PLC | History | No change | 7,847 | 216 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| BARCLAYS PLC | History | No change | 5,977 | 160 | 0.0% | 0.0% | 48 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| ROYAL BANK OF CANADA | History | No change | 5,877 | 158 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 5,775 | 155 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| CITIGROUP INC | History | Added to | 4,477 | 105 | 0.0% | 0.0% | 51 | +2,863 | 177.39% | Q3 2026 | Nov 04, 2026 |
| Mirae Asset Global Investments Co., Ltd. | History | Added to | 3,508 | 82 | 0.0% | 0.0% | 52 | +440 | 14.34% | Q3 2026 | Oct 28, 2026 |
| North Star Investment Management Corp. | History | No change | 2,200 | 51 | 0.0% | 0.0% | 53 | 0 | 0.0% | Q3 2026 | Oct 27, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 1,697 | 45 | 0.0% | 0.0% | 54 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| GF FUND MANAGEMENT CO. LTD. | History | Added to | 1,430 | 33 | 0.0% | 0.0% | 56 | +115 | 8.75% | Q3 2026 | Oct 26, 2026 |
| WELLS FARGO & COMPANY/MN | History | No change | 1,250 | 33 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| NFSG Corp | History | New | 1,000 | 23 | 0.0% | — | 57 | +1,000 | New | Q3 2026 | Oct 15, 2026 |
| HARBOUR INVESTMENTS, INC. | History | No change | 800 | 21 | 0.0% | 0.0% | 58 | 0 | 0.0% | Q2 2026 | Aug 12, 2026 |
| JONES FINANCIAL COMPANIES LLLP | History | No change | 775 | 21 | 0.0% | 0.0% | 59 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| Tower Research Capital LLC (TRC) | History | No change | 515 | 13 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q2 2026 | Aug 11, 2026 |
| Ancora Advisors LLC | History | No change | 284 | 7 | 0.0% | 0.0% | 61 | 0 | 0.0% | Q2 2026 | Aug 14, 2026 |
| SIMPLEX TRADING, LLC | History | Reduced | 271 | 6 | 0.0% | 0.0% | 63 | -4,668 | -94.51% | Q3 2026 | Nov 04, 2026 |
| HOLLENCREST CAPITAL MANAGEMENT | History | No change | 250 | 6 | 0.0% | 0.0% | 62 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| Federation des caisses Desjardins du Quebec | History | No change | 205 | 5 | 0.0% | 0.0% | 64 | 0 | 0.0% | Q2 2026 | Aug 13, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 79 | 1 | 0.0% | 0.0% | 65 | -332 | -80.78% | Q3 2026 | Oct 21, 2026 |
| Silver Grove Financial Group, Inc. | History | New | 44 | 1 | 0.0% | — | 66 | +44 | New | Q3 2026 | Nov 05, 2026 |
| Caitong International Asset Management Co., Ltd | History | Reduced | 7 | 0 | — | — | — | -12 | -63.16% | Q3 2026 | Oct 29, 2026 |
| Cornerstone Financial Management LLC | History | No change | 32 | 0 | — | — | — | 0 | 0.0% | Q2 2026 | Aug 28, 2026 |