Jane Street’s Compass Pathways CMPS Stock Holding History

Jane Street’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
2026 Q1	$375K	Sell	67,800 -31,800	-32%	-$214K	﹤0.01%	8724
2025 Q4	$687K	Buy	+99,600	New	+$607K	﹤0.01%	7009
2025 Q3	–	Sell	-17,200	Closed	-$48.2K	–	10869
2025 Q2	$48.2K	Buy	17,200 +6,400	+59%	+$24.1K	﹤0.01%	9184
2025 Q1	$30.9K	Buy	+10,800	New	+$41.5K	﹤0.01%	9085
2024 Q4	–	Sell	-30,000	Closed	-$189K	–	9517
2024 Q3	$189K	Buy	+30,000	New	+$212K	﹤0.01%	8682
2024 Q1	–	Sell	-10,500	Closed	-$91.9K	–	9278
2023 Q4	$91.9K	Buy	+10,500	New	+$67.9K	﹤0.01%	8613
2022 Q1	–	Sell	-80,600	Closed	-$1.78M	–	10354
2021 Q4	$1.78M	Sell	80,600 -53,500	-40%	-$1.7M	﹤0.01%	4702
2021 Q3	$4.01M	Buy	134,100 +106,600	+388%	+$3.58M	﹤0.01%	3108
2021 Q2	$1.05M	Buy	27,500 +9,200	+50%	+$329K	﹤0.01%	5730
2021 Q1	$674K	Buy	18,300 +4,000	+28%	+$175K	﹤0.01%	6237
2020 Q4	$681K	Buy	+14,300	New	+$610K	﹤0.01%	5268

Other funds holding CMPS

DTC

Deep Track Capital Greenwich, Connecticut $6.12B AUM 144% 1-Year Est. Return

RTW Investments New York $10B AUM 135.35% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

TCM

Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return

BIT Capital Berlin, Germany $2.07B AUM 157.17% 1-Year Est. Return

AIM

ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

GMT Capital Atlanta, Georgia $2.19B AUM 72.3% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

DCM

DAFNA Capital Management Los Angeles, California $440M AUM 109.12% 1-Year Est. Return

Jane Street's CMPS Position: Q1 2026 in Review

Jane Street increased its Compass Pathways (CMPS) stake by 1.5% in Q1 2026, buying an estimated $34.3K and bringing the position to 341,821 shares worth $1.89M. The position accounts for ﹤0.01% of the portfolio, ranked #5206.

Jane Street first reported a position in CMPS in Q3 2020 and has held it in 13 quarters since. The position peaked at $2.32M in Q4 2025. 194 funds tracked by Wall St. Rank hold CMPS as of Q1 2026.

Jane Street held 341,821 shares of Compass Pathways worth $1.89M as of Q1 2026.
Jane Street bought 5,093 Compass Pathways shares in Q1 2026, an estimated $34.3K.
Compass Pathways made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #5206 holding.
Jane Street first reported a position in Compass Pathways in Q3 2020 and has held it in 13 quarters since.
Jane Street's Compass Pathways position peaked at $2.32M in Q4 2025.
194 funds tracked by Wall St. Rank held Compass Pathways as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.