SEC Insider Transactions from Greenberg Christopher.

Last updated: 2026-03-14 11:27 UTC | Total transactions: 5

Greenberg Christopher has filed 5 insider transactions across 1 company since February 2023.

Most recent transaction: a grant/award of 200000 shares of Birchtech Corp. ($BCHT) on January 15, 2024.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Jan. 15, 2024 Birchtech Corp. $BCHT Greenberg Christopher Chairman of the Board A Stock Option (Right to Buy) 200000 $0.00 200,000.0000 97,452,397 9999.99% 0.21%
Feb. 1, 2023 Birchtech Corp. $BCHT Greenberg Christopher Chairman of the Board M Common Stock 600000 $0.27 5,180,533.0000 0 13.10% 0.00%
Feb. 1, 2023 Birchtech Corp. $BCHT Greenberg Christopher Chairman of the Board M Common Stock 250000 $0.19 5,430,533.0000 0 4.83% 0.00%
Feb. 1, 2023 Birchtech Corp. $BCHT Greenberg Christopher Chairman of the Board M Stock Option (Right to Buy) 600000 $0.00 0.0000 0 100.00% 0.00%
Feb. 1, 2023 Birchtech Corp. $BCHT Greenberg Christopher Chairman of the Board M Stock Option (Right to Buy) 250000 $0.00 0.0000 0 100.00% 0.00%