1810 JESTER DRIVE, CORSICANA, TX
Annual Report to Security Holders
Amended material disclosure
Announces Appointment of Respected Finance Executive Michael Mioska as Chief Financial Officer
2026 Annual Meeting of Stockholders Scheduled for July 23, 2026
Birchtech Corp. Completes Public Offering; Additional Shares Sold
Announces Pricing of $15 Million Public Offering and Uplisting to NYSE American Stock Exchange
Other Events
Announces Reverse Stock Split to Support Planned Uplisting Strategy
Q1
FY 2025
Q3
Q2
FY 2024
Prospectus filed pursuant to Rule 424(b)(4)
Certificate
Effectiveness Notice
Amended Registration Statement for Securities
Registration of Securities
S-1
Direct Registration System
Definitive Proxy Statement
PRE 14A
Additional Proxy Materials
Initial Statement of Beneficial Ownership
Statement of Changes in Beneficial Ownership
Amended Form D Notice of Exempt Offering of Securities
Submission Upload
Correspondence