SEC Insider Transactions from de Boer Klaas.

Last updated: 2026-03-14 11:04 UTC | Total transactions: 6

de Boer Klaas has filed 6 insider transactions across 1 company since January 2024.

Most recent transaction: a grant/award of 22466 shares of SmartKem, Inc. ($SMTK) on September 03, 2025.

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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
Sept. 3, 2025 SmartKem, Inc. $SMTK de Boer Klaas Director A Stock Option (right to buy) 22466 $0.00 22,466.0000 8,070,836 9999.99% 0.28%
May 28, 2025 SmartKem, Inc. $SMTK de Boer Klaas Director A Stock Option (right to Buy) 23915 $0.00 23,915.0000 6,649,603 9999.99% 0.36%
June 14, 2024 SmartKem, Inc. $SMTK de Boer Klaas Director A Employee stock option (Right to Buy) 20000 $0.00 20,000.0000 2,735,375 9999.99% 0.73%
May 30, 2024 SmartKem, Inc. $SMTK de Boer Klaas Director C Common Stock 5715 $0.00 11,530.0000 2,735,375 98.28% 0.21%
May 30, 2024 SmartKem, Inc. $SMTK de Boer Klaas Director C Series A-2 Convertible Preferred Stock 50 $0.00 0.0000 2,735,375 100.00% 0.00%
Jan. 31, 2024 SmartKem, Inc. $SMTK de Boer Klaas Director A Common Stock 100 $0.00 5,275.0000 1,344,892 1.93% 0.01%