0001840904 2025-12-05 2025-12-05 false 0001840904 P7 00-0000000 NL 1183 31 207932536 NASDAQ 8-K 2025-12-05 Atai Beckley N.V. 001-40493 Prof. J.H. Bavincklaan 7 Amstelveen false false false false Common shares, €0.10 par value per share ATAI true false