Citadel Advisors’s GH Research GHRS Stock Holding History

Citadel Advisors’s Portfolio GHRS Stock Details GHRS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$532K	Buy	+19,800	New	+$413K	﹤0.01%	9710
2026 Q1	–	Sell	-12,300	Closed	-$156K	–	13431
2025 Q4	$156K	Buy	+12,300	New	+$168K	﹤0.01%	11268
2025 Q2	–	Sell	-5,000	Closed	-$55.1K	–	13435
2025 Q1	$55.1K	Buy	+5,000	New	+$55.9K	﹤0.01%	12210
2024 Q4	–	Sell	-2,800	Closed	-$18.7K	–	14832
2024 Q3	$18.7K	Sell	2,800 -400	-13%	-$4.1K	﹤0.01%	12825
2024 Q2	$37.3K	Buy	3,200 +3,000	+1,500%	+$36K	﹤0.01%	12053
2024 Q1	$2.13K	Buy	+200	New	+$1.59K	﹤0.01%	14040

Other funds holding GHRS

LCM

Lynx1 Capital Management San Juan, Puerto Rico $866M AUM 231.68% 1-Year Est. Return

BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return

RCM

RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return

DTC

Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return

ACA

Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return

FCMV

Foresite Capital Management VI Larkspur, California $643M AUM 343.43% 1-Year Est. Return

JFG

Jefferies Financial Group New York $15.2B AUM 55.75% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Citadel Advisors's GHRS Position: Q2 2026 in Review

Citadel Advisors increased its GH Research (GHRS) stake by 31% in Q2 2026, buying an estimated $428K and bringing the position to 85,952 shares worth $2.31M. The position accounts for ﹤0.01% of the portfolio, ranked #6242.

Citadel Advisors first reported a position in GHRS in Q2 2021 and has held it in 19 quarters since. The position peaked at $29.8M in Q4 2021. 63 funds tracked by Wall St. Rank hold GHRS as of Q2 2026.

Citadel Advisors held 85,952 shares of GH Research worth $2.31M as of Q2 2026.
Citadel Advisors bought 20,488 GH Research shares in Q2 2026, an estimated $428K.
GH Research made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #6242 holding.
Citadel Advisors first reported a position in GH Research in Q2 2021 and has held it in 19 quarters since.
Citadel Advisors's GH Research position peaked at $29.8M in Q4 2021.
63 funds tracked by Wall St. Rank held GH Research as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.