EdgarLookup

Birchtech Corp. — NT 10-K Filings

14 NT 10-K filings on record

This page lists all NT 10-K filings submitted to the SEC by Birchtech Corp. (BCHT), sorted by most recent first. Each row links to the full filing on EdgarLookup. Birchtech Corp. has filed 14 NT 10-K documents with the SEC since 2001. To view all SEC filings by Birchtech Corp., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 10-Q/A 10KSB 10KSB/A 10QSB 10SB12G 3 3/A 4 4/A 424B3 424B4 5 8-A12B 8-K 8-K/A ARS CERT CORRESP D D/A DEF 14A DEF 14C DEFA14A DRS EFFECT NT 10-K NT 10-Q PRE 14A PRE 14C REGDEX RW S-1 S-1/A SC 13D SC 13D/A SC 13G SC 13G/A SC 14F1 UPLOAD
Form Description Accession Number Filed Period
NT 10-K NT 10-K 0001477932-24-001716 Apr 1, 2024 Dec 31, 2023
NT 10-K NT 10-K 0001477932-23-002033 Mar 31, 2023 Dec 31, 2022
NT 10-K NT 10-K 0001477932-22-001859 Mar 31, 2022 Dec 31, 2021
NT 10-K NT 10-K 0001477932-21-001911 Mar 31, 2021 Dec 31, 2020
NT 10-K NT 10-K 0001477932-20-001687 Mar 30, 2020 Dec 31, 2019
NT 10-K NT 10-K 0001477932-19-001359 Apr 1, 2019 Dec 31, 2018
NT 10-K NT 10-K 0001477932-18-001637 Apr 2, 2018 Dec 31, 2017
NT 10-K FORM NT 10-K 0001477932-12-000909 Mar 29, 2012 Dec 31, 2011
NT 10-K FORM NT10-K 0001477932-11-000401 Mar 31, 2011 Dec 31, 2010
NT 10-K NT 10-K 0000728385-10-000003 Mar 31, 2010 Dec 31, 2009
NT 10-K — 0000728385-09-000006 Mar 31, 2009 Dec 31, 2008
NT 10-K NT 10-K 0000728385-08-000006 Mar 31, 2008 —
NT 10-K — 0001144204-07-016166 Apr 2, 2007 Dec 31, 2006
NT 10-K — 0001144204-06-013371 Apr 3, 2006 Dec 31, 2005