{"transactions":[{"id":947467,"issuer":{"id":4289,"kind":"organization","name":"AtaiBeckley Inc.","symbol":"ATAI"},"owners":[{"id":70082,"kind":"person","name":"Feilding-Mellen Cosmo","position":1,"cik":"0002094202","reported_name":"Feilding-Mellen Cosmo","relationship":{"director":true}}],"security":"Common Stock","published_at":"2026-01-06T20:22:09.000Z","date":"2026-01-02","kind":"sale","planned":false,"acquired":false,"shares":39594,"price":3.899,"value":154377.006,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents shares sold to satisfy the Reporting Person's tax liability on vesting of restricted stock units."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported is a weighted average price. The securities were sold in multiple transactions at per share prices ranging from $3.79 to $3.99. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price."}],"balance_after":7663396,"source":{"system":"sec-edgar","filing":"0001140361-26-000415","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2094202/000114036126000415/form4.xml","form_type":"4"}},{"id":987408,"issuer":{"id":72536,"kind":"organization","name":"Atai Beckley N.V.","symbol":"ATAI"},"owners":[{"id":70082,"kind":"person","name":"Feilding-Mellen Cosmo","position":1,"cik":"0002094202","reported_name":"Feilding-Mellen Cosmo","relationship":{"director":true}}],"security":"Stock Option","published_at":"2025-11-26T17:00:26.000Z","date":"2025-11-25","kind":"grant","planned":false,"acquired":true,"shares":10000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On November 5, 2025, the Reporting Person received a stock option award (\"Option\"), vesting in 12 substantially equal monthly installments, beginning on December 5, 2025, as reported on the Form 4 filed by the Reporting Person on November 6, 2025.  On November 25, 2025 the Reporting Person entered into a consulting agreement with the Company pursuant to which the Option was amended to reduce the number of ordinary shares subject to the Option and to provide that the Option shall vest in full on December 31, 2025, subject to the Reporting Person's continued service on such date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On November 5, 2025, the Reporting Person received a stock option award (\"Option\"), vesting in 12 substantially equal monthly installments, beginning on December 5, 2025, as reported on the Form 4 filed by the Reporting Person on November 6, 2025.  On November 25, 2025 the Reporting Person entered into a consulting agreement with the Company pursuant to which the Option was amended to reduce the number of ordinary shares subject to the Option and to provide that the Option shall vest in full on December 31, 2025, subject to the Reporting Person's continued service on such date."}],"balance_after":10000,"derivative":{"exercise_price":4.48,"expiration_date":"2035-11-05","underlying":"Common Shares","underlying_shares":10000},"source":{"system":"sec-edgar","filing":"0001140361-25-043536","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2094202/000114036125043536/form4.xml","form_type":"4"}},{"id":987407,"issuer":{"id":72536,"kind":"organization","name":"Atai Beckley N.V.","symbol":"ATAI"},"owners":[{"id":70082,"kind":"person","name":"Feilding-Mellen Cosmo","position":1,"cik":"0002094202","reported_name":"Feilding-Mellen Cosmo","relationship":{"director":true}}],"security":"Stock Option","published_at":"2025-11-26T17:00:26.000Z","date":"2025-11-25","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":40400,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"On November 5, 2025, the Reporting Person received a stock option award (\"Option\"), vesting in 12 substantially equal monthly installments, beginning on December 5, 2025, as reported on the Form 4 filed by the Reporting Person on November 6, 2025.  On November 25, 2025 the Reporting Person entered into a consulting agreement with the Company pursuant to which the Option was amended to reduce the number of ordinary shares subject to the Option and to provide that the Option shall vest in full on December 31, 2025, subject to the Reporting Person's continued service on such date."},{"field":"derivative.exercise_date","element":"exerciseDate","label":"F1","text":"On November 5, 2025, the Reporting Person received a stock option award (\"Option\"), vesting in 12 substantially equal monthly installments, beginning on December 5, 2025, as reported on the Form 4 filed by the Reporting Person on November 6, 2025.  On November 25, 2025 the Reporting Person entered into a consulting agreement with the Company pursuant to which the Option was amended to reduce the number of ordinary shares subject to the Option and to provide that the Option shall vest in full on December 31, 2025, subject to the Reporting Person's continued service on such date."}],"balance_after":0,"derivative":{"exercise_price":4.48,"expiration_date":"2035-11-05","underlying":"Common Shares","underlying_shares":40400},"source":{"system":"sec-edgar","filing":"0001140361-25-043536","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2094202/000114036125043536/form4.xml","form_type":"4"}},{"id":1006005,"issuer":{"id":72536,"kind":"organization","name":"Atai Beckley N.V.","symbol":"ATAI"},"owners":[{"id":70082,"kind":"person","name":"Feilding-Mellen Cosmo","position":1,"cik":"0002094202","reported_name":"Feilding-Mellen Cosmo","relationship":{"director":true}}],"security":"Stock Option","published_at":"2025-11-06T20:49:06.000Z","date":"2025-11-05","kind":"grant","planned":false,"acquired":true,"shares":40400,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F3","text":"The stock option shall vest in 12 substantially equal monthly installments, beginning on December 5, 2025."}],"balance_after":40400,"derivative":{"exercise_price":4.48,"expiration_date":"2035-11-05","underlying":"Common Shares","underlying_shares":40400},"source":{"system":"sec-edgar","filing":"0001140361-25-040854","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/2094202/000114036125040854/form4.xml","form_type":"4"}},{"id":1006004,"issuer":{"id":72536,"kind":"organization","name":"Atai Beckley N.V.","symbol":"ATAI"},"owners":[{"id":70082,"kind":"person","name":"Feilding-Mellen Cosmo","position":1,"cik":"0002094202","reported_name":"Feilding-Mellen Cosmo","relationship":{"director":true}}],"security":"Stock Option","published_at":"2025-11-06T20:49:06.000Z","date":"2025-11-05","kind":"grant","planned":false,"acquired":true,"shares":103000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F2","text":"The stock option shall vest in full on the first anniversary of the grant date."}],"balance_after":103000,"derivative":{"exercise_price":4.48,"expiration_date":"2035-11-05","underlying":"Common Shares","underlying_shares":103000},"source":{"system":"sec-edgar","filing":"0001140361-25-040854","document":"form4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2094202/000114036125040854/form4.xml","form_type":"4"}},{"id":1006003,"issuer":{"id":72536,"kind":"organization","name":"Atai Beckley N.V.","symbol":"ATAI"},"owners":[{"id":70082,"kind":"person","name":"Feilding-Mellen Cosmo","position":1,"cik":"0002094202","reported_name":"Feilding-Mellen Cosmo","relationship":{"director":true}}],"security":"Common Shares","published_at":"2025-11-06T20:49:06.000Z","date":"2025-11-05","kind":"grant","planned":false,"acquired":true,"shares":7702990,"ownership":{"direct":true},"footnotes":[{"field":"price","element":"transactionPricePerShare","label":"F1","text":"On November 5, 2025, the Issuer completed its previously announced acquisition of the entire issued share capital of Beckley Psytech Limited (\"Beckley Psytech\") not already owned by the Issuer (the \"Acquisition\") from the shareholders of Beckley Psytech, pursuant to that certain Share Purchase Agreement, dated as of June 2, 2025, by and among the parties thereto, as amended (the \"Purchase Agreement\"). In connection with the Acquisition, the Company acquired all of the issued and outstanding equity interests of Beckley Psytech in exchange for an aggregate of 103,000,066 common shares of the Issuer, issued directly as share consideration or as underlying replacement awards pursuant to the Purchase Agreement."}],"balance_after":7702990,"source":{"system":"sec-edgar","filing":"0001140361-25-040854","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2094202/000114036125040854/form4.xml","form_type":"4"}}]}