Atom Investors’s Compass Pathways CMPS Stock Holding History

Atom Investors’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	$266K	Buy	+48,060	New	+$323K	0.02%	568
2025 Q3	–	Sell	-13,741	Closed	-$38.5K	–	636
2025 Q2	$38.5K	Sell	13,741 -6,471	-32%	-$24.4K	﹤0.01%	580
2025 Q1	$57.8K	Buy	20,212 +2,697	+15%	+$10.4K	0.01%	464
2024 Q4	$66.2K	Buy	+17,515	New	+$88.8K	0.01%	462
2021 Q3	–	Sell	-75,618	Closed	-$2.88M	–	328
2021 Q2	$2.88M	Buy	+75,618	New	+$2.7M	0.36%	47
2021 Q1	–	Sell	-20,069	Closed	-$956K	–	273
2020 Q4	$956K	Sell	20,069 -109,597	-85%	-$4.67M	0.1%	193
2020 Q3	$4.53M	Buy	+129,666	New	+$4.66M	0.43%	53

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

Atom Investors's CMPS Position: Q1 2026 in Review

Atom Investors opened a new position in Compass Pathways (CMPS) in Q1 2026: 48,060 shares worth $266K. The stake represents 0.02% of the portfolio and ranks #568 among its holdings. This is a return to the name: Atom Investors previously reported a position in CMPS as recently as Q2 2025.

Atom Investors first reported a position in CMPS in Q3 2020 and has held it in 7 quarters since. The position peaked at $4.53M in Q3 2020. 194 funds tracked by Wall St. Rank hold CMPS as of Q1 2026.

Atom Investors held 48,060 shares of Compass Pathways worth $266K as of Q1 2026.
Compass Pathways was a new Atom Investors position in Q1 2026.
Compass Pathways made up 0.02% of Atom Investors's portfolio in Q1 2026, its #568 holding.
Atom Investors first reported a position in Compass Pathways in Q3 2020 and has held it in 7 quarters since.
Atom Investors's Compass Pathways position peaked at $4.53M in Q3 2020.
194 funds tracked by Wall St. Rank held Compass Pathways as of Q1 2026.

Based on Atom Investors's 13F filing for Q1 2026, filed 15 May 2026.