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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.

Q2 2026 vs. Q1 2026

How the institutions holding GH Research PLC changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of GHRS: Q1 2026 compared with Q2 2026
MeasureQ1 2026Q2 2026Change
Holders5463+9
Shares47.6M51.5M+3.95M (+8.3%)
Value$668.5M$1.38B+$715.8M (+107.1%)

New holders (18)

Institutions that held GH Research PLC at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to GHRS in Q2 2026
InstitutionSharesValue% of portfolio
Deep Track Capital, LP3,333,334$89.6M1.32%
Braidwell LP207,240$5.57M0.21%
Jane Street Group, LLC169,951$4.57M0.00%
HRT Financial LP65,375$1.76M0.00%
Point72 Asset Management, L.P.50,882$1.37M0.00%
Qube Research & Technologies Ltd43,948$1.18M0.00%
Axxion S.A.36,170$972.3K0.07%
D. E. Shaw & Co., Inc.25,345$681.3K0.00%
Quadrature Capital Ltd21,117$567.6K0.00%
Squarepoint Ops LLC18,430$495.4K0.00%
Letko, Brosseau & Associates Inc15,425$414.6K0.01%
Eversept Partners, LP8,672$233.1K0.01%
HSBC Holdings PLC7,847$216.4K0.00%
Jones Financial Companies LLLP775$21.9K0.00%
Harbour Investments, Inc.800$21.5K0.00%
Hollencrest Capital Management250$6.72K0.00%
Federation des caisses Desjardins du Quebec205$5.51K0.00%
Caitong International Asset Management Co., Ltd19$5110.00%

Sold out (9)

Institutions that held GH Research PLC at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of GHRS in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
Toronto Dominion Bank1,397,873$19.7M
Troluce Capital Advisors LLC990,472$13.9M
5AM Venture Management, LLC572,665$8.05M
Squadron Capital Management LLC325,000$4.57M
Occam Crest Management LP80,000$1.12M
Diadema Partners LP26,836$377.3K
Renaissance Technologies LLC20,614$289.8K
Persistent Asset Partners Ltd6,794$95.5K
Archetype Wealth Partners1,180$17.0K