ATAI Life Sciences N.V. - 27 Oct 2025 SCHEDULE 13D/A Report for COMPASS Pathways plc Ordinary Shares (CMPS)

Filing Manager
ATAI Life Sciences N.V.
Reporting Manager
ATAI Life Sciences N.V.
Security
COMPASS Pathways plc Ordinary Shares
Symbol
CMPS
Shares outstanding
96.4M shares
Disclosed Ownership
5.79M shares
Ownership
6%
Form type
SCHEDULE 13D/A
Filing time
29 Oct 2025, 18:15:38 UTC
Date of event
27 Oct 2025
Previous filing
05 Mar 2025
SEC
View on sec.gov

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
ATAI Life Sciences N.V. 6% 5.79M 0 5.79M /s/ Anne Johnson Anne Johnson, Chief Financial Officer 0001840904
ATAI Life Sciences GmbH (formerly ATAI Life Sciences AG) 0% 0 0 0 /s/ Anne Johnson Anne Johnson, Chief Financial Officer