Hayden Donald J Jr
Reporting Owner SEC Filing List

CIK: 0001202285
Form Filer Subject Company Filing Agent Date Actions
4Statement of changes in beneficial owner...Theseus Pharmaceuticals, Inc. Toppan Merrill/fa /fa 02/14/2024
4Statement of changes in beneficial owner...Hayden Donald J Jr Toppan Merrill/fa /fa 02/14/2024
4Statement of changes in beneficial owner...Theseus Pharmaceuticals, Inc. 06/13/2023
4Statement of changes in beneficial owner...Hayden Donald J Jr Theseus Pharmaceuticals, Inc. /fa 06/13/2023
4Statement of changes in beneficial owner...Hayden Donald J Jr Theseus Pharmaceuticals, Inc. /fa 06/13/2023
4Statement of changes in beneficial owner...Theseus Pharmaceuticals, Inc. Toppan Merrill/fa /fa 01/03/2023
4Statement of changes in beneficial owner...Hayden Donald J Jr Toppan Merrill/fa /fa 01/03/2023
4Statement of changes in beneficial owner...Theseus Pharmaceuticals, Inc. Donnelley Financial Solutions 06 /fa 05/18/2022
3Initial statement of beneficial ownershi...Theseus Pharmaceuticals, Inc. Donnelley Financial Solutions 06 /fa 05/18/2022
4Statement of changes in beneficial owner...Hayden Donald J Jr Donnelley Financial Solutions 06/fa /fa 05/18/2022
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Hayden Donald J Jr 's Ownership Transactions

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Shares Price Total Amt Shares Owned