Insider Trading for SMTK
View recent insider trading activity including purchases, sales, and awards. Insider trading can provide insights into how executives view their company's prospects.
Insider Trading Summary
Shares Acquired
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Shares Disposed
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Net Position
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Recent Activity (30 Days)
No insider transactions in the past 30 days.
Quarterly Activity (3 Months)
No insider transactions in the past 3 months.
Key Insider Activity: Jun 30, 2022 to Sep 10, 2025
de Boer Klaas
DirectorDirector
+278.2K shares
9 transactions
Jenks Ian
ExecutiveChief Executive Officer
+653.7K shares
8 transactions
Keck Barbra
ExecutiveCorporate Officer
+702.8K shares
6 transactions
Ogier Simon
ExecutiveCorporate Officer
+171.8K shares
4 transactions
Brown Beverley
ExecutiveOfficer: Chief Scientist
+127.8K shares
4 transactions
Transaction Details
| Date | Insider | Role | Transaction | Shares | Price | Value | Owned After | SEC Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 10, 2025 | Lizzio Joseph Christopher | 10 Percent Owner | Gift | 150.0K | $0.00 | $0.00 | 419.0K | View |
| Sep 8, 2025 | Lizzio Joseph Christopher | 10 Percent Owner | Unknown | 0 | $0.00 | $0.00 | 569.0K | View |
| Sep 3, 2025 | Denbaars Steven | DDirector | Award/Grant | 22.5K | $1.16 | $26,060.56 | 22.5K | View |
Sep 3, 2025 | Locked | — | — | — | — | — | — | — |
Sep 3, 2025 | Locked | — | — | — | — | — | — | — |
Sep 3, 2025 | Locked | — | — | — | — | — | — | — |
Sep 3, 2025 | Locked | — | — | — | — | — | — | — |
Sep 3, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
May 28, 2025 | Locked | — | — | — | — | — | — | — |
Mar 10, 2025 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
Jun 14, 2024 | Locked | — | — | — | — | — | — | — |
May 30, 2024 | Locked | — | — | — | — | — | — | — |
May 30, 2024 | Locked | — | — | — | — | — | — | — |
Feb 12, 2024 | Locked | — | — | — | — | — | — | — |
Feb 8, 2024 | Locked | — | — | — | — | — | — | — |
Jan 31, 2024 | Locked | — | — | — | — | — | — | — |
Jan 31, 2024 | Locked | — | — | — | — | — | — | — |
Jan 31, 2024 | Locked | — | — | — | — | — | — | — |
Jan 31, 2024 | Locked | — | — | — | — | — | — | — |
Jan 31, 2024 | Locked | — | — | — | — | — | — | — |
Jan 31, 2024 | Locked | — | — | — | — | — | — | — |
Jan 31, 2024 | Locked | — | — | — | — | — | — | — |
Jan 31, 2024 | Locked | — | — | — | — | — | — | — |
Nov 21, 2023 | Locked | — | — | — | — | — | — | — |
Jun 22, 2023 | Locked | — | — | — | — | — | — | — |
Jun 22, 2023 | Locked | — | — | — | — | — | — | — |
Dec 20, 2022 | Locked | — | — | — | — | — | — | — |
Sep 7, 2022 | Locked | — | — | — | — | — | — | — |
Sep 7, 2022 | Locked | — | — | — | — | — | — | — |
Jul 8, 2022 | Locked | — | — | — | — | — | — | — |
Jul 8, 2022 | Locked | — | — | — | — | — | — | — |
Jul 8, 2022 | Locked | — | — | — | — | — | — | — |
Jul 8, 2022 | Locked | — | — | — | — | — | — | — |
Jul 8, 2022 | Locked | — | — | — | — | — | — | — |
Jul 8, 2022 | Locked | — | — | — | — | — | — | — |
Jul 8, 2022 | Locked | — | — | — | — | — | — | — |
Jun 30, 2022 | Locked | — | — | — | — | — | — | — |
Click "View" in the SEC Filing column to access the detailed SEC form submission for each transaction.
Executive Activity:
Executives have been net buyers of SMTK stock, which is typically a strong positive signal.