Every Form 4 that Mind Medicine (MNMD) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow MNMD and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full MNMD filings page.
Definium Therapeutics, Inc. Chief Medical Officer Daniel Karlin reported an open-market sale of 8,018 Common Shares on March 25, 2026 at a weighted average price of $18.47 per share. According to the footnotes, these shares were sold to satisfy withholding tax obligations tied to the settlement of vested restricted stock units under a Rule 10b5-1 sell-to-cover plan adopted on June 14, 2022.
After this transaction, Karlin directly owns 413,317 Common Shares, which includes 1,586 shares acquired through the Definium Therapeutics, Inc. 2024 Employee Share Purchase Plan. This filing reflects a tax-related, pre-planned disposition rather than a discretionary sale of a large ownership stake.
Definium Therapeutics, Inc. Chief Legal Officer Mark Sullivan sold 10,702 Common Shares on March 25, 2026 at a weighted average price of $18.47. According to the filing, the shares were sold to satisfy withholding tax obligations tied to vested restricted stock units under a Rule 10b5-1 sell-to-cover plan adopted on March 14, 2024. Following this tax-related sale, he directly holds 271,079 Common Shares, which includes 793 shares acquired under the company’s 2024 Employee Share Purchase Plan.
Definium Therapeutics director Roger Adsett received a grant of stock options on 01/29/2026. The award covers options to buy 50,000 common shares at an exercise price of $17.24 per share, all held directly.
The options vest over three years, with one-third vesting on the first anniversary of the grant date and the remaining two-thirds vesting in 24 equal monthly installments, contingent on Mr. Adsett’s continued service to the company.
Robert Barrow, Chief Executive Officer and director of Mind Medicine (MindMed) Inc. (MNMD), reported a sale of 25,797 common shares on 09/25/2025 at a price of $9.77 per share. The filing states the shares were sold to satisfy withholding tax obligations arising from the settlement of vested restricted stock units, executed under a Rule 10b5-1 plan adopted on June 15, 2022.
Following the transaction, Mr. Barrow beneficially owned 804,268 shares. The Form 4 was signed by an attorney-in-fact on 09/26/2025 and was filed as a single reporting person filing. The disclosure lists this as a routine sell-to-cover related to RSU vesting rather than an open-market discretionary sale.
Dan Karlin, Chief Medical Officer of Mind Medicine (MNMD), reported a transaction dated 09/25/2025 in which 7,704 common shares were disposed of at $9.77 per share. The filing states these shares were sold to satisfy withholding tax obligations in connection with the settlement of vested restricted stock units under a Rule 10b5-1 plan adopted on June 14, 2022. After the reported disposition, the reporting person beneficially owns 430,625 common shares. The Form 4 was signed by an attorney-in-fact on behalf of Mr. Karlin on 09/26/2025.