Jane Street
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Jane Street’s GH Research GHRS Stock Holding History

Jane Street’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 		$788K Buy
+29,300
New +$612K ﹤0.01% 7038
2026
Q1 		– Sell
-10,800
Closed -$137K – 12077
2025
Q4 		$137K Buy
+10,800
New +$147K ﹤0.01% 9998

Other funds holding GHRS

LCM
Lynx1 Capital Management San Juan, Puerto Rico $866M AUM 231.68% 1-Year Est. Return
BI
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
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
RI
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
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Jane Street's GHRS Position: Q2 2026 in Review

Jane Street opened a new position in GH Research (GHRS) in Q2 2026: 169,951 shares worth $4.57M. The stake represents ﹤0.01% of the portfolio and ranks #3838 among its holdings. This is a return to the name: Jane Street previously reported a position in GHRS as recently as Q4 2025.

Jane Street first reported a position in GHRS in Q3 2025 and has held it in 3 quarters since. 63 funds tracked by Wall St. Rank hold GHRS as of Q2 2026.

  • Jane Street held 169,951 shares of GH Research worth $4.57M as of Q2 2026.
  • GH Research was a new Jane Street position in Q2 2026.
  • GH Research made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #3838 holding.
  • Jane Street first reported a position in GH Research in Q3 2025 and has held it in 3 quarters since.
  • 63 funds tracked by Wall St. Rank held GH Research as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.