Heiden William K
Reporting Owner SEC Filing List

CIK: 0001214939
Form Filer Subject Company Filing Agent Date Actions
4Statement of changes in beneficial owner...Atara Biotherapeutics, Inc. Sidley Austin Llp /fa/ 06/11/2026
4Statement of changes in beneficial owner...Heiden William K Sidley Austin Llp /fa/ 06/11/2026
4Statement of changes in beneficial owner...Heiden William K 05/20/2026
4Statement of changes in beneficial owner...Macrogenics Inc 05/20/2026
4Statement of changes in beneficial owner...Heiden William K Heiden William K /fa 08/21/2025
4Statement of changes in beneficial owner...Macrogenics Inc Heiden William K /fa 08/21/2025
4Statement of changes in beneficial owner...Atara Biotherapeutics, Inc. Sidley Austin Llp /fa/ 06/12/2025
4Statement of changes in beneficial owner...Heiden William K Sidley Austin Llp /fa/ 06/12/2025
4Statement of changes in beneficial owner...Heiden William K Macrogenics Inc /fa 05/22/2025
4Statement of changes in beneficial owner...Macrogenics Inc Macrogenics Inc /fa 05/22/2025
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Heiden William K 's Ownership Transactions

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Shares Price Total Amt Shares Owned