Apeiron Investment Group Ltd.

SEC source: 0001193125-26-397056 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 43,343,818

F1 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Ltd. ("Apeiron"), as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001140361-26-036377 · form4.xml · derivative · entry 10

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 121,968 shares

Expires 2036-06-04

F4 · price: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

F4 · derivative.exercise_date: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

SEC source: 0001140361-26-036377 · form4.xml · derivative · entry 9

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 103,000 shares

Expires 2035-06-26

F4 · price: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

F4 · derivative.exercise_date: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

SEC source: 0001140361-26-036377 · form4.xml · derivative · entry 8

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 131,698 shares

Expires 2035-06-02

F4 · price: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

F4 · derivative.exercise_date: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

SEC source: 0001140361-26-036377 · form4.xml · derivative · entry 7

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,247,932 shares

Expires 2034-01-05

F4 · price: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

F4 · derivative.exercise_date: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

SEC source: 0001140361-26-036377 · form4.xml · derivative · entry 6

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 17,930 shares

Expires 2033-05-23

F4 · price: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

F4 · derivative.exercise_date: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

SEC source: 0001140361-26-036377 · form4.xml · derivative · entry 5

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 64,000 shares

Expires 2032-05-25

F4 · price: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

F4 · derivative.exercise_date: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

SEC source: 0001140361-26-036377 · form4.xml · derivative · entry 4

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 624,000 shares

Expires 2030-08-20

F4 · price: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

F4 · derivative.exercise_date: At the Effective Time, each outstanding stock option of the Company, subject to certain exceptions, was automatically cancelled and converted into the right to receive (A) an amount in cash (without interest and less applicable tax withholdings) equal to the product of (1) the total number of shares subject to such stock option immediately prior to the Effective Time multiplied by (2) the excess of $6.75 over the applicable exercise price per share under such stock option and (B) one CVR for each share subject to such stock option immediately prior to the Effective Time (without regard to vesting).

SEC source: 0001140361-26-036377 · form4.xml · nonDerivative · entry 3

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By ApeironPresightCapital FundII, L.P.

Disclosed balance after: 0

F1 · price: Pursuant to the Agreement and Plan of Merger dated as of July 15, 2026, by and among AtaiBeckley Inc. (the "Company"), Eli Lilly and Company, an Indiana corporation ("Parent"), and Albali Acquisition Corporation, a Delaware corporation and indirect wholly owned subsidiary of Parent ("Merger Sub"), on September 11, 2026, Merger Sub merged with and into the Company (the "Merger"), with the Company surviving as a wholly owned subsidiary of Parent.

F2 · price: At the effective time of the Merger (the "Effective Time"), each share of the Company's common stock, par value $0.01 per share, issued and outstanding immediately prior to the Effective Time, subject to certain exceptions, converted into the right to receive (i) $6.75 per share in cash, without interest, plus (ii) one contingent value right per share (each, a "CVR" and collectively, the "CVRs"), representing the right to receive up to an aggregate of $2.50 in cash per CVR upon achievement, if any, of specified clinical and regulatory milestones, less any applicable tax withholding.

SEC source: 0001140361-26-036377 · form4.xml · nonDerivative · entry 2

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By ApeironInvestmentGroup Ltd.

Disclosed balance after: 0

F1 · price: Pursuant to the Agreement and Plan of Merger dated as of July 15, 2026, by and among AtaiBeckley Inc. (the "Company"), Eli Lilly and Company, an Indiana corporation ("Parent"), and Albali Acquisition Corporation, a Delaware corporation and indirect wholly owned subsidiary of Parent ("Merger Sub"), on September 11, 2026, Merger Sub merged with and into the Company (the "Merger"), with the Company surviving as a wholly owned subsidiary of Parent.

F2 · price: At the effective time of the Merger (the "Effective Time"), each share of the Company's common stock, par value $0.01 per share, issued and outstanding immediately prior to the Effective Time, subject to certain exceptions, converted into the right to receive (i) $6.75 per share in cash, without interest, plus (ii) one contingent value right per share (each, a "CVR" and collectively, the "CVRs"), representing the right to receive up to an aggregate of $2.50 in cash per CVR upon achievement, if any, of specified clinical and regulatory milestones, less any applicable tax withholding.

F3 · balance_after: The Reporting Person's prior Form 4 inadvertently reported an incorrect beneficial ownership total, which has been corrected in this Form 4.

SEC source: 0001140361-26-036377 · form4.xml · nonDerivative · entry 1

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · price: Pursuant to the Agreement and Plan of Merger dated as of July 15, 2026, by and among AtaiBeckley Inc. (the "Company"), Eli Lilly and Company, an Indiana corporation ("Parent"), and Albali Acquisition Corporation, a Delaware corporation and indirect wholly owned subsidiary of Parent ("Merger Sub"), on September 11, 2026, Merger Sub merged with and into the Company (the "Merger"), with the Company surviving as a wholly owned subsidiary of Parent.

F2 · price: At the effective time of the Merger (the "Effective Time"), each share of the Company's common stock, par value $0.01 per share, issued and outstanding immediately prior to the Effective Time, subject to certain exceptions, converted into the right to receive (i) $6.75 per share in cash, without interest, plus (ii) one contingent value right per share (each, a "CVR" and collectively, the "CVRs"), representing the right to receive up to an aggregate of $2.50 in cash per CVR upon achievement, if any, of specified clinical and regulatory milestones, less any applicable tax withholding.

SEC source: 0001193125-26-386771 · ownership.xml · nonDerivative · entry 3

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 37,263,771

F1 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Ltd. ("Apeiron"), as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-386771 · ownership.xml · nonDerivative · entry 2

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 37,164,429

F1 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Ltd. ("Apeiron"), as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-386771 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 37,105,092

F1 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Ltd. ("Apeiron"), as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-383717 · ownership.xml · nonDerivative · entry 2

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 37,084,058

F1 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Ltd. ("Apeiron"), as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-383717 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 37,058,644

F1 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Ltd. ("Apeiron"), as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-357979 · ownership.xml · nonDerivative · entry 4

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 36,950,951

F3 · ownership.nature: The securities reported herein are held of record by Apeiron, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-357979 · ownership.xml · nonDerivative · entry 3

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 36,895,951

F3 · ownership.nature: The securities reported herein are held of record by Apeiron, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-357979 · ownership.xml · nonDerivative · entry 2

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 35,276,635

F3 · ownership.nature: The securities reported herein are held of record by Apeiron, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-354788 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 33,062,812

F1 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Limited, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron Investment Group Ltd., which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-353161 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 32,862,812

F1 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Limited, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron Investment Group Ltd., which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-357979 · ownership.xml · derivative · entry 5

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 5,141,388

Underlying: Class A Common Stock · 2,120,823 shares

Expires not disclosed

F1 · price: Represents securities received pursuant to a securities purchase agreement between the Issuer and Apeiron Investment Group Ltd. ("Apeiron"), pursuant to which the Issuer agreed to issue and sell in tranches to Apeiron in a private placement (the "Private Placement") (A) 5,141,388 shares of Class A Common Stock and (B) warrants to purchase 5,141,388 shares of Class A Common Stock (the "Warrants"). The Class A Common Stock and Warrants will be issued separately. The combined purchase price per share of Class A Common Stock and accompanying Warrant is $3.89. On August 14, 2026, the second tranche of the Private Placement closed.

F4 · derivative.exercise_date: The Warrants are currently exercisable and have a five-year term, which may be accelerated if the Class A Common Stock trades at or above $20 for at least twenty consecutive trading days.

F4 · derivative.expiration_date: The Warrants are currently exercisable and have a five-year term, which may be accelerated if the Class A Common Stock trades at or above $20 for at least twenty consecutive trading days.

F3 · ownership.nature: The securities reported herein are held of record by Apeiron, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-357979 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 35,183,635

F1 · kind: Represents securities received pursuant to a securities purchase agreement between the Issuer and Apeiron Investment Group Ltd. ("Apeiron"), pursuant to which the Issuer agreed to issue and sell in tranches to Apeiron in a private placement (the "Private Placement") (A) 5,141,388 shares of Class A Common Stock and (B) warrants to purchase 5,141,388 shares of Class A Common Stock (the "Warrants"). The Class A Common Stock and Warrants will be issued separately. The combined purchase price per share of Class A Common Stock and accompanying Warrant is $3.89. On August 14, 2026, the second tranche of the Private Placement closed.

F1 · price: Represents securities received pursuant to a securities purchase agreement between the Issuer and Apeiron Investment Group Ltd. ("Apeiron"), pursuant to which the Issuer agreed to issue and sell in tranches to Apeiron in a private placement (the "Private Placement") (A) 5,141,388 shares of Class A Common Stock and (B) warrants to purchase 5,141,388 shares of Class A Common Stock (the "Warrants"). The Class A Common Stock and Warrants will be issued separately. The combined purchase price per share of Class A Common Stock and accompanying Warrant is $3.89. On August 14, 2026, the second tranche of the Private Placement closed.

F2 · balance_after: The total in Column 5 of Table I represents the amount of Class A Common Stock held by the Reporting Persons as of the date of this filing.

F3 · ownership.nature: The securities reported herein are held of record by Apeiron, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron, which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-316451 · ownership.xml · derivative · entry 2

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 3,020,565

Underlying: Class A Common Stock · 3,020,565 shares

Expires not disclosed

F1 · price: Represents securities received pursuant to a securities purchase agreement between the Issuer and Apeiron Investment Group Ltd. ("Apeiron"), pursuant to which the Issuer agreed to issue and sell in tranches to Apeiron in a private placement (the "Private Placement") (A) 5,141,388 shares of Class A Common Stock and (B) warrants to purchase 5,141,388 shares of Class A Common Stock (the "Warrants"). The Class A Common Stock and Warrants will be issued separately. The combined purchase price per share of Class A Common Stock and accompanying Warrant is $3.89. On July 22, 2026, the first tranche of the Private Placement closed.

F3 · derivative.exercise_date: The Warrants are currently exercisable and have a five-year term, which may be accelerated if the Class A Common Stock trades at or above $20 for at least twenty consecutive trading days.

F3 · derivative.expiration_date: The Warrants are currently exercisable and have a five-year term, which may be accelerated if the Class A Common Stock trades at or above $20 for at least twenty consecutive trading days.

F2 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Limited, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron Investment Group Ltd., which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-316451 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 32,712,812

F1 · kind: Represents securities received pursuant to a securities purchase agreement between the Issuer and Apeiron Investment Group Ltd. ("Apeiron"), pursuant to which the Issuer agreed to issue and sell in tranches to Apeiron in a private placement (the "Private Placement") (A) 5,141,388 shares of Class A Common Stock and (B) warrants to purchase 5,141,388 shares of Class A Common Stock (the "Warrants"). The Class A Common Stock and Warrants will be issued separately. The combined purchase price per share of Class A Common Stock and accompanying Warrant is $3.89. On July 22, 2026, the first tranche of the Private Placement closed.

F1 · price: Represents securities received pursuant to a securities purchase agreement between the Issuer and Apeiron Investment Group Ltd. ("Apeiron"), pursuant to which the Issuer agreed to issue and sell in tranches to Apeiron in a private placement (the "Private Placement") (A) 5,141,388 shares of Class A Common Stock and (B) warrants to purchase 5,141,388 shares of Class A Common Stock (the "Warrants"). The Class A Common Stock and Warrants will be issued separately. The combined purchase price per share of Class A Common Stock and accompanying Warrant is $3.89. On July 22, 2026, the first tranche of the Private Placement closed.

F2 · ownership.nature: The securities reported herein are held of record by Apeiron Investment Group Limited, as nominee for Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron Investment Group Ltd., which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities reported herein. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-217397 · ownership.xml · derivative · entry 3

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 212,499

Underlying: Class A Common Stock · 212,499 shares

Expires not disclosed

F1 · price: Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of November 26, 2025 (the "Merger Agreement"), by and between the Issuer (formerly A Paradise Acquisition Corp.), A Paradise Merger Sub I, Inc. and Enhanced Ltd.

F3 · derivative.exercise_date: The warrants are currently exercisable and have a two-year term, which may be accelerated if the Class A Common Stock trades at or above $15 for at least twenty of thirty consecutive trading days.

F3 · derivative.expiration_date: The warrants are currently exercisable and have a two-year term, which may be accelerated if the Class A Common Stock trades at or above $15 for at least twenty of thirty consecutive trading days.

F2 · ownership.nature: The securities are held directly by Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron Investment Group Ltd., which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities held directly by Enhanced Holdings LP. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-217397 · ownership.xml · nonDerivative · entry 2

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 258,837,933

F1 · kind: Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of November 26, 2025 (the "Merger Agreement"), by and between the Issuer (formerly A Paradise Acquisition Corp.), A Paradise Merger Sub I, Inc. and Enhanced Ltd.

F1 · price: Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of November 26, 2025 (the "Merger Agreement"), by and between the Issuer (formerly A Paradise Acquisition Corp.), A Paradise Merger Sub I, Inc. and Enhanced Ltd.

F2 · ownership.nature: The securities are held directly by Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron Investment Group Ltd., which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities held directly by Enhanced Holdings LP. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001193125-26-217397 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · Director · 10% owner

Enhanced Holdings LP · CIK 0002132854 · Director · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 29,692,247

F1 · kind: Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of November 26, 2025 (the "Merger Agreement"), by and between the Issuer (formerly A Paradise Acquisition Corp.), A Paradise Merger Sub I, Inc. and Enhanced Ltd.

F1 · price: Represents securities received as part of the Issuer's business combination, in connection with that certain Agreement and Plan of Merger, dated as of November 26, 2025 (the "Merger Agreement"), by and between the Issuer (formerly A Paradise Acquisition Corp.), A Paradise Merger Sub I, Inc. and Enhanced Ltd.

F2 · ownership.nature: The securities are held directly by Enhanced Holdings LP. Christian Angermayer is the sole voting shareholder of Apeiron Investment Group Ltd., which is the sole shareholder of Enhanced Holdings GP, which is the general partner of Enhanced Holdings LP. As a result, each of the foregoing entities and Mr. Angermayer may be deemed to share beneficial ownership over the securities held directly by Enhanced Holdings LP. Mr. Angermayer disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0001140361-26-014300 · form4.xml · derivative · entry 8

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 103,000 shares

Expires 2034-06-13

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The stock option is fully vested and exercisable.

SEC source: 0001140361-26-014300 · form4.xml · derivative · entry 7

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 231,838

Underlying: Common Stock · 410,162 shares

Expires 2034-01-05

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: The stock option vested with respect to 25% of the shares on January 5, 2025, and will vest with respect to the remaining shares in 36 monthly installments thereafter.

SEC source: 0001140361-26-014300 · form4.xml · derivative · entry 6

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,930

Underlying: Common Stock · 46,070 shares

Expires 2033-05-23

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_date: The stock option is fully vested and exercisable.

SEC source: 0001140361-26-014300 · form4.xml · nonDerivative · entry 3

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 559,232

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares acquired upon exercise of options and held by the Reporting Person.

SEC source: 0001140361-26-014300 · form4.xml · nonDerivative · entry 2

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 456,232

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares acquired upon exercise of options and held by the Reporting Person.

SEC source: 0001140361-26-014300 · form4.xml · nonDerivative · entry 1

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,070

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · shares: Represents shares acquired upon exercise of options and held by the Reporting Person.

SEC source: 0001193125-25-228361 · ownership.xml · derivative · entry 3

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Investment Group Ltd.

Disclosed balance after: 0

Underlying: Common Shares · 2,367,200 shares

Expires 2025-09-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: The conversion price for the Convertible Notes is EUR 17.00 per note.

F2 · price: The Convertible Notes were acquired in exchange for convertible notes issued by ATAI Life Sciences AG with substantially similar terms and economics.

SEC source: 0001193125-25-228361 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Investment Group Ltd.

Disclosed balance after: 53,412,414

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: The conversion price for the Convertible Notes is EUR 17.00 per note.

SEC source: 0000950170-25-109858 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Investment Group Ltd.

Disclosed balance after: 51,045,214

SEC source: 0000950170-25-043942 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Investment Group Ltd.

Disclosed balance after: 42,369,415

SEC source: 0000950170-25-023436 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Angermayer Christian · CIK 0001845872 · Director · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Investment Group Ltd.

Disclosed balance after: 40,555,215

SEC source: 0000950170-24-113344 · ownership.xml · nonDerivative · entry 3

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · 10% owner

Angermayer Christian · CIK 0001845872 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Presight Capital Fund II, L.P.

Disclosed balance after: 93,369,060

F1 · security: Includes Ordinary Shares represented by American Depositary Shares.

F2 · ownership.nature: The reportable securities are held by Apeiron Presight Capital Fund II, L.P. ("Apeiron Presight"). Apeiron Investment Group Ltd. ("Apeiron") and Fabian Hansen are the managing members of Presight Capital Management I, L.L.C. ("Presight Management"), which is the general partner of Apeiron Presight. As a result, each of Apeiron, Mr. Hansen and Presight Management may be deemed to share beneficial ownership of the securities.

SEC source: 0000950170-24-113344 · ownership.xml · nonDerivative · entry 2

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · 10% owner

Angermayer Christian · CIK 0001845872 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Presight Capital Fund II, L.P.

Disclosed balance after: 93,469,320

F1 · security: Includes Ordinary Shares represented by American Depositary Shares.

F2 · ownership.nature: The reportable securities are held by Apeiron Presight Capital Fund II, L.P. ("Apeiron Presight"). Apeiron Investment Group Ltd. ("Apeiron") and Fabian Hansen are the managing members of Presight Capital Management I, L.L.C. ("Presight Management"), which is the general partner of Apeiron Presight. As a result, each of Apeiron, Mr. Hansen and Presight Management may be deemed to share beneficial ownership of the securities.

SEC source: 0000950170-24-113344 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · 10% owner

Angermayer Christian · CIK 0001845872 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Presight Capital Fund II, L.P.

Disclosed balance after: 125,996,580

F1 · security: Includes Ordinary Shares represented by American Depositary Shares.

F2 · ownership.nature: The reportable securities are held by Apeiron Presight Capital Fund II, L.P. ("Apeiron Presight"). Apeiron Investment Group Ltd. ("Apeiron") and Fabian Hansen are the managing members of Presight Capital Management I, L.L.C. ("Presight Management"), which is the general partner of Apeiron Presight. As a result, each of Apeiron, Mr. Hansen and Presight Management may be deemed to share beneficial ownership of the securities.

SEC source: 0000950170-24-045120 · ownership.xml · derivative · entry 2

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Angermayer Christian · CIK 0001845872 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Investment Group Ltd.

Disclosed balance after: 147,950

Underlying: Common Shares · 2,367,200 shares

Expires 2025-09-30

F1 · derivative.exercise_price: The conversion price for the Convertible Notes is EUR 17.00 per note.

F2 · kind: Represents an exchange of Convertible Notes issued by ATAI Life Sciences AG for Convertible Notes issued by the Issuer with substantially similar terms and economics.

F3 · shares: Each Convertible Note bears a notional principal amount of EUR 1.00.

F2 · price: Represents an exchange of Convertible Notes issued by ATAI Life Sciences AG for Convertible Notes issued by the Issuer with substantially similar terms and economics.

F3 · balance_after: Each Convertible Note bears a notional principal amount of EUR 1.00.

F4 · ownership.nature: The reportable securities are held by Apeiron Investment Group Ltd. ("Apeiron"). Christian Angermayer, as the majority shareholder of Apeiron, may be deemed to beneficially own the securities.

SEC source: 0000950170-24-045120 · ownership.xml · derivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · 10% owner

Angermayer Christian · CIK 0001845872 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Investment Group Ltd.

Disclosed balance after: 0

Underlying: Common Shares · 2,367,200 shares

Expires not disclosed

F1 · derivative.exercise_price: The conversion price for the Convertible Notes is EUR 17.00 per note.

F2 · kind: Represents an exchange of Convertible Notes issued by ATAI Life Sciences AG for Convertible Notes issued by the Issuer with substantially similar terms and economics.

F3 · shares: Each Convertible Note bears a notional principal amount of EUR 1.00.

F2 · price: Represents an exchange of Convertible Notes issued by ATAI Life Sciences AG for Convertible Notes issued by the Issuer with substantially similar terms and economics.

F2 · derivative.exercise_date: Represents an exchange of Convertible Notes issued by ATAI Life Sciences AG for Convertible Notes issued by the Issuer with substantially similar terms and economics.

F2 · derivative.expiration_date: Represents an exchange of Convertible Notes issued by ATAI Life Sciences AG for Convertible Notes issued by the Issuer with substantially similar terms and economics.

F4 · ownership.nature: The reportable securities are held by Apeiron Investment Group Ltd. ("Apeiron"). Christian Angermayer, as the majority shareholder of Apeiron, may be deemed to beneficially own the securities.

SEC source: 0000950170-24-026885 · ownership.xml · derivative · entry 6

Apeiron Investment Group Ltd. · CIK 0001845711 · See Remarks

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · See Remarks

Angermayer Christian · CIK 0001845872 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Presight Capital Fund II, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 196,299 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_price: In connection with the closing of the Issuer's initial public offering, each share of Series B Preferred automatically converted into common stock on a 2.1226069 for 1 basis.

F1 · price: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F5 · derivative.exercise_date: In connection with the closing of the Issuer's initial public offering, each share of Series B Preferred automatically converted into common stock on a 2.1226069 for 1 basis.

F5 · derivative.expiration_date: In connection with the closing of the Issuer's initial public offering, each share of Series B Preferred automatically converted into common stock on a 2.1226069 for 1 basis.

F3 · ownership.nature: The reportable securities are held by Apeiron Presight Capital Fund II, L.P. ("Apeiron Presight"). Apeiron Investment Group Ltd. ("Apeiron") and Fabian Hansen are the managing members of Presight Capital Management I, L.L.C. ("Presight Management"), which is the general partner of Apeiron Presight. As a result, each of Apeiron, Mr. Hansen and Presight Management may be deemed to share beneficial ownership of the securities.

SEC source: 0000950170-24-026885 · ownership.xml · derivative · entry 5

Apeiron Investment Group Ltd. · CIK 0001845711 · See Remarks

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · See Remarks

Angermayer Christian · CIK 0001845872 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Presight Capital Fund II, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 478,359 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F1 · price: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F1 · derivative.exercise_date: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F1 · derivative.expiration_date: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F3 · ownership.nature: The reportable securities are held by Apeiron Presight Capital Fund II, L.P. ("Apeiron Presight"). Apeiron Investment Group Ltd. ("Apeiron") and Fabian Hansen are the managing members of Presight Capital Management I, L.L.C. ("Presight Management"), which is the general partner of Apeiron Presight. As a result, each of Apeiron, Mr. Hansen and Presight Management may be deemed to share beneficial ownership of the securities.

SEC source: 0000950170-24-026885 · ownership.xml · derivative · entry 4

Apeiron Investment Group Ltd. · CIK 0001845711 · See Remarks

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · See Remarks

Angermayer Christian · CIK 0001845872 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 182,577 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F1 · price: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F1 · derivative.exercise_date: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F1 · derivative.expiration_date: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F2 · ownership.direct: The reportable securities are held by Apeiron Investment Group Ltd. ("Apeiron"). Christian Angermayer, as the majority shareholder of Apeiron, may be deemed to beneficially own the securities.

SEC source: 0000950170-24-026885 · ownership.xml · derivative · entry 3

Apeiron Investment Group Ltd. · CIK 0001845711 · See Remarks

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · See Remarks

Angermayer Christian · CIK 0001845872 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 69,304 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_price: In connection with the closing of the Issuer's initial public offering, the Warrants were exercised on a cashless basis into shares of Series A Preferred Stock, which were automatically converted into shares of Common Stock on a 2.2241 for 1 basis.

F4 · price: In connection with the closing of the Issuer's initial public offering, the Warrants were exercised on a cashless basis into shares of Series A Preferred Stock, which were automatically converted into shares of Common Stock on a 2.2241 for 1 basis.

F4 · derivative.exercise_date: In connection with the closing of the Issuer's initial public offering, the Warrants were exercised on a cashless basis into shares of Series A Preferred Stock, which were automatically converted into shares of Common Stock on a 2.2241 for 1 basis.

F4 · derivative.expiration_date: In connection with the closing of the Issuer's initial public offering, the Warrants were exercised on a cashless basis into shares of Series A Preferred Stock, which were automatically converted into shares of Common Stock on a 2.2241 for 1 basis.

F2 · ownership.direct: The reportable securities are held by Apeiron Investment Group Ltd. ("Apeiron"). Christian Angermayer, as the majority shareholder of Apeiron, may be deemed to beneficially own the securities.

SEC source: 0000950170-24-026885 · ownership.xml · nonDerivative · entry 2

Apeiron Investment Group Ltd. · CIK 0001845711 · See Remarks

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · See Remarks

Angermayer Christian · CIK 0001845872 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · By Apeiron Presight Capital Fund II, L.P.(

Disclosed balance after: 674,658

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F3 · ownership.nature: The reportable securities are held by Apeiron Presight Capital Fund II, L.P. ("Apeiron Presight"). Apeiron Investment Group Ltd. ("Apeiron") and Fabian Hansen are the managing members of Presight Capital Management I, L.L.C. ("Presight Management"), which is the general partner of Apeiron Presight. As a result, each of Apeiron, Mr. Hansen and Presight Management may be deemed to share beneficial ownership of the securities.

SEC source: 0000950170-24-026885 · ownership.xml · nonDerivative · entry 1

Apeiron Investment Group Ltd. · CIK 0001845711 · See Remarks

Apeiron Presight Capital Fund II, L.P. · CIK 0001840676 · See Remarks

Angermayer Christian · CIK 0001845872 · See Remarks

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 251,881

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: In connection with the closing of the Issuer's initial public offering, each share of Series A preferred stock automatically converted into common stock 2.2241 for 1 basis.

F2 · ownership.direct: The reportable securities are held by Apeiron Investment Group Ltd. ("Apeiron"). Christian Angermayer, as the majority shareholder of Apeiron, may be deemed to beneficially own the securities.