Kaye David M bought BCHT
December 12, 2025 · Form 4 insider transaction
Kaye David M bought 250,000 shares of Birchtech Corp. at $0.58 per share, a transaction worth $145.0K. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 3 days after the transaction.
Direction
Acquired (buy-side)
Shares
250,000
Price
$0.58
Total value
$145.0K
InsiderKaye David M
Role—
CompanyBirchtech Corp. (BCHT)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateDecember 12, 2025
Filing dateDecember 15, 2025
Shares owned after525,356
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
Reflects shares of the Issuer's common stock acquired by the Reporting Person through the cashless exercise of an option to acquire 250,000 shares of common stock, pursuant to which 155,214 shares were withheld by the Issuer with a VWAP of $0.9342 per share to pay the exercise price of $0.58 per share, resulting in 94,786 shares of common stock being issued to the Reporting Person on a net basis.