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Home/The Filing Wire/Birchtech Corp./ ARS

SEC Filing · ARS

Birchtech Corp.

SEC Filing

Filed Jun 24, 2026Accepted Jun 24, 2026, 3:31 AM EDTCIK 728385Accession 0001477932-26-003964
View company →Permanent SEC source ↗
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Company context

We are a provider of specialty activated carbon technologies, delivering innovative solutions for air and water purification. We provide patented and proprietary technologies for mercury emissions capture to the coal-fired utility sector, and are developing disruptive water purification technologies with a specialization on forever chemicals such as PFAS and PFOS.

Current securities

BCHTNYSE_AMERICAN · EQUITY · CurrentBCHTTSX · EQUITY · Current
Historical securities (5)
BCHTNYSE_AMERICAN · EQUITY · Historical · closed Oct 19, 2026BCHTOTC · EQUITY · Historical · closed Dec 31, 2025BCHTOTC · EQUITY · Historical · closed Dec 31, 2025BCHTDOTC · EQUITY · Historical · closed Jan 30, 2026MEECOTC · EQUITY · Historical · closed Oct 17, 2024

Recent company filings

  1. 10-Q filingAug 13, 2026
  2. Material Modification to Rights of Security Holders · Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year · Submission of Matters to a Vote of Security HoldersJul 28, 2026
  3. DEF 14A filingJun 24, 2026
  4. PRE 14A filingJun 8, 2026
  5. 10-Q filingMay 13, 2026

As-filed source

Primary evidence
As filedOpen full document ↗

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