Birchtech Corp. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Corsicana, TX
SEC filing record 1 source field available
Fiscal year end
31 December
Birchtech Corp. has filed 801 SEC EDGAR filings since 09 Aug 2001

SEC filing history

Showing 26-50 of 596 matching filings.

Per page
25
Current page
2
4

PRIMARY DOCUMENT

Filing date
15 Dec 2025
Reporting date
12 Dec 2025
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4

PRIMARY DOCUMENT

Filing date
15 Dec 2025
Reporting date
11 Dec 2025
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DRS File 377-08605

DRS filing

Filing date
23 Oct 2025
Reporting date
Not listed
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4

PRIMARY DOCUMENT

Filing date
23 Jun 2025
Reporting date
20 Jun 2025
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4

PRIMARY DOCUMENT

Filing date
23 Jun 2025
Reporting date
20 Jun 2025
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4

PRIMARY DOCUMENT

Filing date
13 Jan 2025
Reporting date
09 Jan 2025
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3

PRIMARY DOCUMENT

Filing date
06 Jan 2025
Reporting date
30 Dec 2024
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ARS File 000-33067

ARS

Filing date
27 Nov 2024
Reporting date
31 Dec 2023
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DEF 14A File 000-33067

DEF 14A

Filing date
27 Nov 2024
Reporting date
27 Nov 2024
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PRE 14A File 000-33067

PRE 14A

Filing date
13 Nov 2024
Reporting date
30 Dec 2024
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4

PRIMARY DOCUMENT

Filing date
26 Jun 2024
Reporting date
24 Jun 2024
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