Robert Hershberg - 07 Jul 2026 Form 4 Insider Report for AtaiBeckley Inc. (ATAI)

Reporting relationship: Director
Issuer ticker: ATAI
Reported as of: 07 Jul 2026
Net transaction value: -$496,000
SEC form: 4
Accepted by SEC: 09 Jul 2026, 17:30:27 UTC
Prior SEC filing: 22 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Ryan Barrett, as attorney in fact

Key filing fact

Robert Hershberg filed Form 4 for AtaiBeckley Inc. (ATAI) on 09 Jul 2026.

Key facts

This page summarizes Robert Hershberg's Form 4 filing for AtaiBeckley Inc. (ATAI).
5 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 09 Jul 2026, 17:30.

Change

Previous filing in this sequence was filed on 22 Jun 2026.
Current net transaction value: -$496,000.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001274139 Primary reporting owner

HERSHBERG ROBERT

Relationship: Director
Address: C/O ATAI LIFE SCIENCES US, INC., C/O INDUSTRIOUS NYC, 250 WEST 34TH ST, NEW YORK
Signature: /s/ Ryan Barrett, as attorney in fact
Signature date: 09 Jul 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

ATAI transaction

Common Stock

Options Exercise

Transaction value
Shares: +48,858
Change %
Price: $1.35^*
Shares after: 48,858
Date: 07 Jul 2026
Ownership: Direct
Footnotes: F1

ATAI transaction

Common Stock

Options Exercise

Transaction value
Shares: +51,142
Change %: +105%
Price: $1.35^*
Shares after: 100,000
Date: 07 Jul 2026
Ownership: Direct
Footnotes: F1

ATAI transaction

Common Stock

Sale

Transaction value: $496,000
Shares: -100,000
Change %: -50%
Price: $4.96
Shares after: 100,000
Date: 07 Jul 2026
Ownership: Direct
Footnotes: F1, F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

ATAI transaction Derivative

Stock Option

Options Exercise

Transaction value
Shares: -48,858
Change %: -50%
Price: $0.000000^*
Shares after: 48,858
Date: 07 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 48,858
Exercise price: $1.35
Footnotes: F1, F3

ATAI transaction Derivative

Stock Option

Options Exercise

Transaction value
Shares: -51,142
Change %: -11%
Price: $0.000000^*
Shares after: 404,869
Date: 07 Jul 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 51,142
Exercise price: $1.35
Footnotes: F1, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 3 footnotes

Footnote F1

The option exercises and sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on April 7, 2026.

Footnote F2

The price reported is a weighted average price. The securities were sold in multiple transactions at per share prices ranging from $4.90 to $5.08. 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.

Footnote F3

The stock option is fully vested.