13F Insight
DOSSIER · 13F Holders · Q2 2026

GH RESEARCH PLC

61 institutions still hold GH RESEARCH PLC as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G3855L106·61 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$1.2B
visible holders
Holders
61
filers reporting
Concentration
29.37%
Lynx1 Capital Management LP #1
top holder share
AI Holders Summary · Q2 2026

61 institutions reported GH RESEARCH PLC in Q2 2026. Lynx1 Capital Management LP leads at 29.4% of the visible book.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
Lynx1 Capital Management LP
CIK 0001910456
$357M13.3M41.19%Q2 202602
RA CAPITAL MANAGEMENT, L.P.
CIK 0001346824
$205M7.6M1.78%Q2 202603
FMR LLC
CIK 0000315066
$161M6.0M0.01%Q2 202604
RTW INVESTMENTS, LP
CIK 0001493215
$160M5.9M1.36%Q2 202605
BVF INC/IL
CIK 0001056807
$112M8.8M3.77%Q4 202506
Deep Track Capital, LP
CIK 0001856083
$90M3.3M1.30%Q2 202607
Avoro Capital Advisors LLC
CIK 0001633313
$48M1.8M0.43%Q2 202608
Jefferies Financial Group Inc.
CIK 0000096223
$19M712K0.13%Q2 202609
BlackRock, Inc.
CIK 0002012383
$13M480K0.00%Q2 202610
UBS Group AG
CIK 0001610520
$13M477K0.00%Q2 202611
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$9M323K0.00%Q2 202612
BOOTHBAY FUND MANAGEMENT, LLC
CIK 0001549230
$5M202K0.07%Q2 202613
HighVista Strategies LLC
CIK 0001335325
$4M159K0.97%Q2 202614
Trexquant Investment LP
CIK 0001633445
$4M154K0.02%Q2 202615
GOLDMAN SACHS GROUP INC
CIK 0000886982
$4M149K0.00%Q2 202616
CITADEL ADVISORS LLC
CIK 0001423053
$3M106K0.00%Q2 202617
XTX Topco Ltd
CIK 0001828301
$2M87K0.03%Q2 202618
AdvisorShares Investments LLC
CIK 0001425930
$2M71K0.23%Q2 202619
CenterBook Partners LP
CIK 0001872738
$2M69K0.09%Q2 202620
MORGAN STANLEY
CIK 0000895421
$1M52K0.00%Q2 2026
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