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Lifeloc Technologies, Inc

LCTC
Exchange
OTC
Industry
Laboratory Analytical Instruments
SEC CIK
0001493137

No open-market purchases or sales by Lifeloc Technologies, Inc insiders were filed in the last 90 days; no institution reported holding it in 13F filings for Q2 2026; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Lifeloc Technologies, Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
0 filings
Insiders trading
0
Net value
$0
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Lifeloc Technologies, Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Lifeloc Technologies, Inc
NameTitleLast reported holdingLast filingFilings, past year
Willkomm WayneCEO and President41,625Jun 24, 20261
Kornelsen MichaelDirector1,100Jun 24, 20261
Heim MichelleController0May 5, 20250
Kornelsen Vern DChief Financial Officer2,100,119IndirectApr 18, 20250
Siecke Donald E.Director554,352IndirectApr 18, 20250
Edco Partners LLLP10% Owner2,100,119Mar 5, 20250
Kashenberg Adam W.Director1,000Mar 4, 20250

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jun 24, 2026 (view filing)Jun 168 daysLateKornelsen MichaelDirectorPPurchase+100$2.50+$250+10.0%1.10K after
Jun 24, 2026 (view filing)Jun 231 dayWillkomm WayneCEO and PresidentPPurchase+1.30K$2.50+$3.25K+3.2%41.6K after
May 5, 2025 (view filing)Feb 2866 daysLateHeim MichelleControllerSSale−1.50K$3.80−$5.70K−100.0%0 after
Apr 18, 2025 (view filing)Feb 2849 daysLateKornelsen Vern DChief Financial OfficerPPurchase+12.3K$3.80+$46.5K+0.6%2.10M after
Apr 18, 2025 (view filing)Feb 2849 daysSiecke Donald E.DirectorPPurchase+16.0K$3.80+$60.8K+3.0%554.4K afterAmended
Apr 18, 2025 (view filing)Oct 2, 20192,025 daysLateSiecke Donald E.DirectorPPurchase+9.35K$1.57+$14.7K+2.1%460.3K after
Mar 5, 2025 (view filing)Feb 285 daysLateEdco Partners LLLP10% OwnerPPurchase+34.8K$3.80+$132.2K+1.7%2.10M after
Mar 4, 2025 (view filing)Feb 284 daysKashenberg Adam W.DirectorPPurchase−1.00K$3.80−$3.80K−50.0%1.00K after
Jul 26, 2024 (view filing)Jul 233 daysKornelsen Vern DChief Financial OfficerPPurchase+45.6K$3.80+$173.4K+2.3%2.07M afterAmended
Jul 25, 2024 (view filing)Jul 232 daysSiecke Donald E.DirectorPPurchase+78.1K$3.80+$296.6K+17.0%538.4K after
Jul 25, 2024 (view filing)Jul 232 daysEdco Partners LLLPDirectorPPurchase+210.0K$3.80+$798.0K+11.3%2.07M after
Jul 25, 2024 (view filing)Jul 232 daysKornelsen MichaelDirectorPPurchase+2.13K$3.80+$8.10K+8.4%27.5K after
Dec 19, 2023 (view filing)Dec 15-194 daysWillkomm WayneCEO and PresidentPPurchase+1.63K$2.23+$3.63K+6.6%26.3K after2 lots
Mar 27, 2023 (view filing)Mar 243 daysWillkomm WayneCEO and PresidentPPurchase+1.20K$1.76+$2.12K+5.1%24.7K after2 lots