Cosmo Feilding-Mellen - 05 Nov 2025 Form 3 Insider Report for Atai Beckley N.V. (ATAI)

Role
Director
Signature
/s/ Ryan Barrett, as attorney-in-fact
Issuer symbol
ATAI
Transactions as of
05 Nov 2025
Transactions value $
$0
Form type
3
Filing time
06 Nov 2025, 20:33:20 UTC
Next filing
26 Nov 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Feilding-Mellen Cosmo Director C/O ATAI BECKLEY N.V., PROF. J.H. BAVINCKLAAN 7, AMSTERDAM, NETHERLANDS /s/ Ryan Barrett, as attorney-in-fact 06 Nov 2025 0002094202

No securities are beneficially owned.

Remarks:

Exhibit 24 - Power of Attorney.