EcoR1 Capital’s Compass Pathways CMPS Stock Holding History

EcoR1 Capital’s Portfolio CMPS Stock Details CMPS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-265,137	Closed	-$1.52M	–	33
2025 Q3	$1.52M	Buy	+265,137	New	+$1.19M	0.07%	29

Other funds holding CMPS

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

GMT Capital Atlanta, Georgia $1.92B AUM 70.51% 1-Year Est. Return

Toronto Dominion Bank Toronto, Ontario, Ontario, Canada $86.4B AUM 59.51% 1-Year Est. Return

AIM

ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

JFG

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

EHI

Eagle Health Investments Greenwich, Connecticut $603M AUM 111.06% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

EcoR1 Capital's CMPS Position: Q4 2025 in Review

EcoR1 Capital sold out of Compass Pathways (CMPS) in Q4 2025, closing a stake of 265,137 shares — an estimated $1.52M sold.

EcoR1 Capital first reported a position in CMPS in Q3 2025 and held it in 1 quarter. The position peaked at $1.52M in Q3 2025. 168 funds tracked by Wall St. Rank hold CMPS as of Q4 2025.

EcoR1 Capital reported no remaining Compass Pathways position as of Q4 2025 after selling out during the quarter.
EcoR1 Capital sold 265,137 Compass Pathways shares in Q4 2025, an estimated $1.52M.
EcoR1 Capital first reported a position in Compass Pathways in Q3 2025 and held it in 1 quarter.
EcoR1 Capital's Compass Pathways position peaked at $1.52M in Q3 2025.
168 funds tracked by Wall St. Rank held Compass Pathways as of Q4 2025.

Based on EcoR1 Capital's 13F filing for Q4 2025, filed 17 Feb 2026.