Apeiron Investment Group Ltd. - 16 Oct 2025 SCHEDULE 13D/A Report for ATAI Life Sciences N.V. Ordinary Shares, par value Euro 0.10 per share (IGXT)

Filing Manager: Apeiron Investment Group Ltd.
Reporting Manager: Christian Angermayer
Security: ATAI Life Sciences N.V. Ordinary Shares, par value Euro 0.10 per share
Symbol: IGXT
Shares outstanding: 235,630,746 shares
Disclosed Ownership: 56,551,379 shares
Ownership: 24%
Form type: SCHEDULE 13D/A
Filing time: 20 Oct 2025, 16:01:02 UTC
Date of event: 16 Oct 2025
Previous filing: 18 Aug 2025
SEC: View on sec.gov

Reporting Managers (5)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Apeiron Investment Group Ltd.	23%	55,211,716	0	55,211,716	/s/ Mario Frendo	Mario Frendo, Director	0001845711
Apeiron Presight Capital Fund II, L.P.	0.8%	1,799,302	0	1,799,302	/s/ Fabian Hansen	Fabian Hansen, Managing Member
Presight Capital Management I, L.L.C.	0.8%	1,799,302	0	1,799,302	/s/ Fabian Hansen	Fabian Hansen, Managing Member
Fabian Hansen	0.8%	1,799,302	0	1,799,302	/s/ Fabian Hansen	Fabian Hansen
Christian Angermayer	24%	56,551,379	1,339,663	55,211,716	/s/ Christian Angermayer	Christian Angermayer