GH Research PLC

GHRSNASDAQ

$22.94+0.08 (+0.35%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

GH Research PLC price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+72.0%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Lynx1 Capital Management LP	21.38%	$357M	41.19%	Add 23.23%
BVF Inc	13.95%	$233M	5.95%	Not reported
Ra Capital Management, L.P.	12.31%	$205M	1.78%	Reduce 0.52%
FMR LLC	9.64%	$161M	0.01%	Not reported
RTW Investments, LP	9.57%	$160M	1.36%	Not reported
Deep Track Capital, LP	5.37%	$89.6M	1.30%	New Not reported
Avoro Capital Advisors LLC	2.90%	$48.4M	0.43%	Not reported
Foresite Capital Management VI LLC	1.52%	$25.3M	3.93%	Add 198.10%
Jefferies Financial Group Inc.	1.15%	$19.1M	0.13%	Not reported
BlackRock, Inc.	0.77%	$12.9M	0.00%	Not reported
UBS Group AG	0.77%	$12.8M	0.00%	Not reported
Millennium Management LLC	0.52%	$8.69M	0.00%	Not reported
Braidwell LP	0.33%	$5.57M	0.21%	New Not reported
Boothbay Fund Management, LLC	0.33%	$5.43M	0.07%	Not reported
Jane Street Group, LLC	0.27%	$4.57M	0.00%	Not reported
HighVista Strategies LLC	0.26%	$4.27M	0.97%	Reduce 25.53%
Trexquant Investment LP	0.25%	$4.13M	0.02%	Not reported
Goldman Sachs Group Inc	0.24%	$4M	0.00%	Not reported
XTX Topco Ltd	0.14%	$2.34M	0.03%	Not reported
Citadel Advisors LLC	0.14%	$2.31M	0.00%	Not reported
AdvisorShares Investments LLC	0.11%	$1.92M	0.23%	Add 6.31%
CenterBook Partners LP	0.11%	$1.87M	0.09%	Reduce 67.94%
Morgan Stanley	0.08%	$1.4M	0.00%	Not reported
Point72 Asset Management, L.P.	0.08%	$1.37M	0.00%	Not reported
Marshall Wace, LLP	0.08%	$1.26M	0.00%	Not reported
Qube Research & Technologies Ltd	0.07%	$1.18M	0.00%	Not reported
Geode Capital Management, LLC	0.07%	$1.09M	0.00%	Not reported
Axxion S.A.	0.06%	$972K	0.07%	Not reported
Tudor Investment Corp Et Al	0.06%	$921K	0.00%	Not reported
Northern Trust Corp	0.05%	$856K	0.00%	Not reported
D. E. Shaw & Co., Inc.	0.04%	$681K	0.00%	Not reported
Quadrature Capital Ltd	0.03%	$568K	0.00%	Not reported
JPMorgan Chase & Co	0.03%	$535K	0.00%	Not reported
Squarepoint Ops LLC	0.03%	$495K	0.00%	Not reported
Virtus Investment Advisers, LLC	0.03%	$416K	0.10%	Reduce 25.95%
Letko, Brosseau & Associates Inc	0.02%	$415K	0.01%	New Not reported
China Universal Asset Management Co., Ltd.	0.02%	$361K	0.02%	Reduce 0.65%
HighTower Advisors, LLC	0.02%	$341K	0.00%	Not reported
State Street Corp	0.02%	$300K	0.00%	Not reported
Lion Point Capital, LP	0.02%	$274K	1.31%	Not reported
Eversept Partners, LP	0.01%	$233K	0.01%	New Not reported
Barclays PLC	0.01%	$161K	0.00%	Not reported
Royal Bank of Canada	0.01%	$158K	0.00%	Not reported
Osaic Holdings, Inc.	0.01%	$155K	0.00%	Not reported
Simplex Trading, LLC	0.01%	$127K	0.00%	Not reported
Mirae Asset Global Investments Co., Ltd.	0.00%	$82.5K	0.00%	Not reported
North Star Investment Management Corp.	0.00%	$59.1K	0.00%	Not reported
BNP Paribas Financial Markets	0.00%	$45.6K	0.00%	Not reported
Citigroup Inc	0.00%	$43.4K	0.00%	Not reported
Wells Fargo & Company	0.00%	$33.6K	0.00%	Not reported

50 of 59 holders

Activity score

Premium

100

WEAK

STRONG

Unlock

AI Activity Analysis

Premium

Coming soonAI reads of insider, institutional and company activity will appear here for Premium accounts.

Historical Activity Patterns

Premium

Historical Activity PatternsHistorical periods where multiple activity categories converged, with subsequent market performance shown for context.Unlock