SMTK Insider Trading

SMTK · full profile →Last filing Sep 10, 2025
Mixed · 180d
Open-Market Buys (180d)
$0
0 insiders
Open-Market Sells (180d)
$0
0 insiders
Net Insider Flow
$0
open market, 180d
Reporting Insiders
0
0 P/S transactions
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Build on these Form 4 transactions

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Recent Form 4 Transactions

54 shown
DateInsiderRoleActionSharesPriceValue
Sep 10, 2025Lizzio Joseph Christopher10% OwnerGift(G)150K$0
Sep 3, 2025Peruvemba Sriram KrishnamurthyDirectorGrant(A)22K$0
Sep 3, 2025Keck BarbraChief Financial OfficerGrant(A)71K$0
Sep 3, 2025Jenks IanChairman & CEO, DirectorGrant(A)160K$0
Sep 3, 2025de Boer KlaasDirectorGrant(A)22K$0
Sep 3, 2025Denis MelisaDirectorGrant(A)22K$0
Sep 3, 2025Denbaars StevenDirectorGrant(A)22K$0
May 28, 2025de Boer KlaasDirectorGrant(A)24K$0
May 28, 2025Denbaars StevenDirectorGrant(A)24K$0
May 28, 2025Denis MelisaDirectorGrant(A)24K$0
May 28, 2025Jenks IanChairman & CEO, DirectorGrant(A)170K$0
May 28, 2025Keck BarbraChief Financial OfficerGrant(A)76K$0
May 28, 2025Ogier SimonChief Technology OfficerGrant(A)78K$0
May 28, 2025Peruvemba Sriram KrishnamurthyDirectorGrant(A)24K$0
May 28, 2025Watkins JonathanChief Operating OfficerGrant(A)132K$0
May 28, 2025Brown BeverleyChief ScientistGrant(A)34K$0
Jun 14, 2024Brown BeverleyChief ScientistGrant(A)49K$0
Jun 14, 2024de Boer KlaasDirectorGrant(A)20K$0
Jun 14, 2024Denbaars StevenDirectorGrant(A)20K$0
Jun 14, 2024Denis MelisaDirectorGrant(A)20K$0
Jun 14, 2024Jenks IanChairman & CEO, DirectorGrant(A)165K$0
Jun 14, 2024Jenks IanChairman & CEO, DirectorGrant(A)16K$0
Jun 14, 2024Keck BarbraChief Financial OfficerGrant(A)100K$0
Jun 14, 2024Ogier SimonChief Technology OfficerGrant(A)49K$0
Jun 14, 2024Peruvemba Sriram KrishnamurthyDirectorGrant(A)20K$0
May 30, 2024de Boer KlaasDirectorConversion(C)6K
May 30, 2024de Boer KlaasDirectorConversion(C)50
Feb 12, 2024Jenks IanChairman and CEO, DirectorGift(G)500$0
Feb 8, 2024Jenks IanChairman and CEO, DirectorGift(G)7K$0
Jan 31, 2024Peruvemba Sriram KrishnamurthyDirectorGrant(A)100$0
Jan 31, 2024Ogier SimonChief Technology OfficerGrant(A)100$0
Jan 31, 2024Keck BarbraChief Financial OfficerGrant(A)100$0
Jan 31, 2024Jenks IanChairman & CEO, DirectorGrant(A)100$0
Jan 31, 2024Brown BeverleyChief ScientistGrant(A)100$0
Jan 31, 2024Denis MelisaDirectorGrant(A)100$0
Jan 31, 2024Denbaars StevenDirectorGrant(A)100$0
Jan 31, 2024de Boer KlaasDirectorGrant(A)100$0
Jun 22, 2023de Boer KlaasDirectorBuy(P)200K
Jun 22, 2023de Boer KlaasDirectorBuy(P)50$1,000.00$50K
Dec 20, 2022Keck BarbraChief Financial Officer, DirectorGrant(A)450K$0
Jul 8, 2022Jenks IanChairman & CEO, DirectorGrant(A)150K$0
Jul 8, 2022Ogier SimonChief Technology OfficerGrant(A)45K$0
Jul 8, 2022Brown BeverleyChief ScientistGrant(A)45K$0
Jul 8, 2022Denbaars StevenDirectorGrant(A)18K$0
Jul 8, 2022de Boer KlaasDirectorGrant(A)6K$0
Jul 8, 2022Keck BarbraDirectorGrant(A)6K$0
Jan 27, 2022King Simon P.DirectorBuy(P)986K$2.00$2.0M
Jan 27, 2022King Simon P.DirectorBuy(P)14K$2.00$27K
Mar 31, 2021Ogier SimonChief Technology OfficerGrant(A)187K$0
Mar 31, 2021Keck BarbraDirectorGrant(A)18K$0
Mar 31, 2021Brown BeverleyChief ScientistGrant(A)187K$0
Mar 31, 2021Jenks IanChairman & CEO, DirectorGrant(A)597K$0
Mar 31, 2021de Boer KlaasDirectorGrant(A)18K$0
Mar 31, 2021Bahns RobertChief Financial Officer, DirectorGrant(A)138K$0

Data Source

Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.

Coverage: Form 4 filings indexed 2021-03-292026-07-14. Earlier history is backfilling; this window widens as it deepens.

Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).