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CIK 0000728385 · Non-accelerated filer<br>Smaller reporting company

Birchtech Corp.

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Ticker
BCHT
Exchange
NYSE
Industry
Measuring & Controlling Devices, NEC
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
870398271
Phone
614-505-6115
Business address
1810 JESTER DRIVE, CORSICANA, TX, 75109
Former names
Midwest Energy Emissions Corp., China Youth Media, Inc., DIGICORP, INC., DIGICORP
  1. 4 Shares withheld for taxes Director gave up 2,112 shares (to pay taxes)
  2. 4 Shares withheld for taxes Senior VP/Chief Tech Officer gave up 4,646 shares (to pay taxes)
  3. 3 Insider Initial Statement of Ownership
  4. 4 Shares withheld for taxes Director gave up 3,081 shares (to pay taxes)
  5. 4 Shares withheld for taxes Senior VP/Chief Tech Officer gave up 6,777 shares (to pay taxes)
  6. 4 Shares withheld for taxes President and CEO gave up 8,112 shares (to pay taxes)
  7. 4 Shares withheld for taxes Senior VP/Chief Tech Officer gave up 9,109 shares (to pay taxes)
  8. 4 Shares withheld for taxes President and CEO gave up 10,903 shares (to pay taxes)
  9. 4 Shares withheld for taxes Director gave up 4,141 shares (to pay taxes)
  10. 4 Option exercise Director acquired 6,250 shares (option exercise)
  11. 4 Shares withheld for taxes Senior VP/Chief Tech Officer gave up 7,060 shares (to pay taxes)
  12. 4 Shares withheld for taxes President and CEO gave up 8,451 shares (to pay taxes)
  13. 4 Option exercise President and CEO acquired 24,687 shares (option exercise)
  14. 4 Shares withheld for taxes Director gave up 4,375 shares (to pay taxes)
  15. 4 Shares withheld for taxes Senior VP/Chief Tech Officer gave up 9,625 shares (to pay taxes)
  16. 4 Option exercise Secretary acquired 6,250 shares (option exercise)
  17. 4 Option exercise Senior VP/Chief Tech Officer acquired 6,875 shares (option exercise)
  18. 3 Insider Initial Statement of Ownership
  19. 3 Insider Initial Statement of Ownership
  20. 4 Option exercise Senior VP/Chief Tech Officer acquired 50,000 shares (option exercise)

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