Armstrong Alan S
Reporting Owner SEC Filing List

CIK: 0001208475
Form Filer Subject Company Filing Agent Date Actions
4Statement of changes in beneficial owner...Armstrong Alan S 07/14/2026
4Statement of changes in beneficial owner...Bok Financial Corp 07/14/2026
4Statement of changes in beneficial owner...Armstrong Alan S 03/09/2026
4Statement of changes in beneficial owner...Williams Companies, Inc. 03/09/2026
4Statement of changes in beneficial owner...Armstrong Alan S 02/25/2026
4Statement of changes in beneficial owner...Williams Companies, Inc. 02/25/2026
4Statement of changes in beneficial owner...Armstrong Alan S 02/20/2026
4Statement of changes in beneficial owner...Williams Companies, Inc. 02/20/2026
3Initial statement of beneficial ownershi...Constellation Energy Corp Sidley Austin Llp /fa/ 01/05/2026
3Initial statement of beneficial ownershi...Armstrong Alan S Sidley Austin Llp /fa/ 01/05/2026
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Armstrong Alan S 's Ownership Transactions

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Transaction
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Transaction
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Shares Price Total Amt Shares Owned