4 | SEC Filings Hub

Filing metadata

Accession number: 0001358094-25-000008
Form type: Form 4
Filer: Birchtech Corp.
CIK: CIK 728385
Filed: Dec 15, 2025
Reporting period: Dec 12, 2025
Description: Insider transaction

Documents

0001358094-25-000008-index.htm

Complete submission

0001358094-25-000008.txt

directory listing

Filed by

Birchtech Corp.