Birchtech Corp. (BCHT) SEC Filings https://ir.birchtech.com/public-filings/section-16-filings/rss Birchtech Corp. (BCHT) - Section 16 Filings en-us https://d1io3yog0oux5.cloudfront.net/_37d2b45c44e3c7bec0de500a7ac688ab/birchtech/files/theme/images/logo600.png Birchtech Corp. Logo Equisolve Investor Relations Suite <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0001358094-26-000001/0001358094-26-000001.pdf Mon, 02 Mar 26 00:00:00 -0500 https://ir.birchtech.com/public-filings/all-sec-filings/content/0001358094-26-000001/0001358094-26-000001.pdf <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0001358094-25-000008/0001358094-25-000008.pdf Mon, 15 Dec 25 00:00:00 -0500 https://ir.birchtech.com/public-filings/all-sec-filings/content/0001358094-25-000008/0001358094-25-000008.pdf <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0001358094-25-000007/0001358094-25-000007.pdf Mon, 15 Dec 25 00:00:00 -0500 https://ir.birchtech.com/public-filings/all-sec-filings/content/0001358094-25-000007/0001358094-25-000007.pdf <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0001358094-25-000006/0001358094-25-000006.pdf Mon, 15 Dec 25 00:00:00 -0500 https://ir.birchtech.com/public-filings/all-sec-filings/content/0001358094-25-000006/0001358094-25-000006.pdf <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-25-000004/0000945836-25-000004.pdf Mon, 23 Jun 25 00:00:00 -0400 https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-25-000004/0000945836-25-000004.pdf <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-25-000003/0000945836-25-000003.pdf Mon, 23 Jun 25 00:00:00 -0400 https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-25-000003/0000945836-25-000003.pdf <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-25-000002/0000945836-25-000002.pdf Mon, 13 Jan 25 00:00:00 -0500 https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-25-000002/0000945836-25-000002.pdf <![CDATA[3 - Initial statement of beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-25-000001/0000945836-25-000001.pdf Mon, 06 Jan 25 00:00:00 -0500 https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-25-000001/0000945836-25-000001.pdf <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-24-000010/0000945836-24-000010.pdf Wed, 26 Jun 24 00:00:00 -0400 https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-24-000010/0000945836-24-000010.pdf <![CDATA[4 - Statement of changes in beneficial ownership of securities]]> https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-24-000009/0000945836-24-000009.pdf Wed, 26 Jun 24 00:00:00 -0400 https://ir.birchtech.com/public-filings/all-sec-filings/content/0000945836-24-000009/0000945836-24-000009.pdf