Daniel Thomas O
Reporting Owner SEC Filing List

CIK: 0001538894
Form Filer Subject Company Filing Agent Date Actions
4Statement of changes in beneficial owner...Gossamer Bio, Inc. 06/05/2026
4Statement of changes in beneficial owner...Daniel Thomas O 06/05/2026
4Statement of changes in beneficial owner...Gossamer Bio, Inc. Gossamer Bio, Inc. /fa 06/26/2025
4Statement of changes in beneficial owner...Gossamer Bio, Inc. 06/06/2024
4Statement of changes in beneficial owner...Daniel Thomas O Gossamer Bio, Inc. /fa 06/06/2024
4Statement of changes in beneficial owner...Gossamer Bio, Inc. 06/09/2023
4Statement of changes in beneficial owner...Daniel Thomas O Gossamer Bio, Inc. /fa 06/09/2023
4Statement of changes in beneficial owner...Daniel Thomas O Gossamer Bio, Inc. /fa 06/09/2023
4Statement of changes in beneficial owner...Daniel Thomas O Gossamer Bio, Inc. /fa 07/15/2022
4Statement of changes in beneficial owner...Magenta Therapeutics, Inc. Donnelley Financial Solutions 06 /fa 06/30/2022
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Daniel Thomas O 's Ownership Transactions

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Transaction
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Shares Price Total Amt Shares Owned