Initial Statement of Ownership

Birchtech Corp. Filed 2023-03-01 Acc 0000945836-23-000005

Documents 1

2023-06-02 3 Initial Statement of Ownership
2023-03-01 3 Initial Statement of Ownership
2023-02-22 4 Senior VP/Chief Tech Officer acquired 50,000 shares (option exercise)
2020-10-30 3 Initial Statement of Ownership

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