Dere Willard H
Reporting Owner SEC Filing List

CIK: 0001311569
Form Filer Subject Company Filing Agent Date Actions
4Statement of changes in beneficial owner...Seres Therapeutics, Inc. Donnelley Financial Solutions /fa/ 07/10/2026
4Statement of changes in beneficial owner...Dere Willard H Donnelley Financial Solutions /fa/ 07/10/2026
4Statement of changes in beneficial owner...Dere Willard H Donnelley Financial Solutions /fa/ 06/11/2026
4Statement of changes in beneficial owner...Metagenomi Therapeutics, Inc. 06/11/2026
4Statement of changes in beneficial owner...Dere Willard H Workiva Inc. Wdesk /fa 06/04/2026
4Statement of changes in beneficial owner...Biomarin Pharmaceutical Inc Workiva Inc. Wdesk /fa 06/04/2026
4Statement of changes in beneficial owner...Mersana Therapeutics, Inc. Toppan Merrill/fa 01/06/2026
4Statement of changes in beneficial owner...Dere Willard H Toppan Merrill/fa 01/06/2026
4Statement of changes in beneficial owner...Mersana Therapeutics, Inc. Toppan Merrill/fa 06/13/2025
4Statement of changes in beneficial owner...Dere Willard H Toppan Merrill/fa 06/13/2025
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Dere Willard H 's Ownership Transactions

Issuer Filing
Date
Transaction
Date
Transaction
Type
Shares Price Total Amt Shares Owned