What Changed
Price Move History
- Daily moves over 5%
- 32 97 sessions, October 16, 2025 to October 20, 2026
- Largest daily move
- +35.4% close of February 11, 2026
- 1-year change
- +11.1% closing prices, October 16, 2025 to October 20, 2026
- 1-month change
- -17.6% closing prices, September 17, 2026 to October 20, 2026
Company Description
Lifeloc Technologies, Inc. (OTC:LCTC) is a U.S.-based manufacturer focused on the development and production of breath alcohol testing devices and drug detection systems. According to company disclosures and press releases, Lifeloc describes itself as a trusted manufacturer of evidential breath alcohol testers and related training and supplies for workplace, law enforcement, corrections and international customers. The company’s common stock trades over-the-counter under the symbol LCTC, and it is a fully reporting issuer with filings available through the U.S. Securities and Exchange Commission.
Core business and product lines
Lifeloc’s core business centers on portable breath alcohol testers and associated equipment. The company highlights several product families in its public communications:
- L-series LX9 and LT7 breath alcohol testers, which Lifeloc states are designed to meet previously unaddressable market needs such as smart phone pairing, wider temperature use ranges and fast customization that incorporates local languages.
- FC-series evidential breath alcohol devices, which the company notes remain popular with many law enforcement and international organizations.
- Easycal® automated calibration station, described as the only automated calibration available for portable breath alcohol testers, used to support and protect the installed base of Lifeloc instruments and to help drive market share gains, particularly for workplace-focused devices.
- Phoenix® 6.0 BT and EV 30 workplace devices, which Lifeloc associates with workplace alcohol testing applications.
Across its disclosures, Lifeloc emphasizes evidential-grade testing, portability, and the integration of calibration and training support as important aspects of its offering to workplace, law enforcement, corrections and international customers.
SpinDetect™ / SpinDx™ drug detection platform
In addition to alcohol testing, Lifeloc is investing heavily in a next-generation centrifugal drug analyzer platform. In its press releases, the company refers to this technology as SpinDetect™ or as a product based on the licensed SpinDx™ microfluidic technology from Sandia Corporation. Lifeloc describes SpinDetect/SpinDx as a compact, microfluidic, “lab-on-a-disk” system intended for rapid, on-site drug-of-abuse testing.
According to Lifeloc, laboratory testing of the SpinDetect/SpinDx system using human saliva samples has shown the ability to detect:
- delta-9-THC
- cocaine
- fentanyl
- amphetamine
- methamphetamine
- morphine
- MDMA
- benzodiazepines
The company reports that these results have been validated against liquid chromatography-mass spectrometry (LCMS) testing of human samples, with detection limits around 10 ng/ml in its internal testing. Lifeloc describes the SpinDetect/SpinDx platform as using pre-loaded, shelf-stable test disks that perform automated analysis once a sample is introduced, with oral-fluid results displayed in under 15 minutes in demonstration settings.
Target applications and markets
In its public statements, Lifeloc links its products and development programs to several application areas:
- Workplace testing – through Phoenix® 6.0 BT, EV 30 and other workplace-oriented breath alcohol testers.
- Law enforcement and traffic safety – via FC-series evidential devices, L-series instruments, and the planned integration of SpinDetect/SpinDx with the LX9 breathalyzer for potential roadside marijuana breath testing.
- Corrections and international customers – as recurring customer categories for breath alcohol testers and related supplies.
- Drug-of-abuse detection – with SpinDetect/SpinDx intended for use at roadside, in emergency rooms, forensic laboratories and workplace test sites, as described by the company.
Lifeloc also notes that the same microfluidic “lab-on-a-disk” system used in SpinDetect may be adaptable to other biological or chemical targets, such as food or water contaminants, neonatal or veterinary drug residues, or environmental toxins. The company characterizes this as a potential extension of the platform into public health, food safety and environmental testing, while acknowledging that additional research, licensing and regulatory clearances would be required.
Regulatory and reporting status
Lifeloc states that it is a fully reporting company, with SEC filings available to investors. Recent Form 8-K filings reference:
- The release of quarterly operating results.
- Participation in investor conferences.
- An Agreement and Plan of Merger under which a wholly owned subsidiary of Lifeloc is expected to merge with Electronic Systems Technology, Inc., with ELST surviving as a wholly owned subsidiary of Lifeloc, subject to customary closing conditions.
The company’s common stock is registered under the symbol LCTC. Lifeloc has also disclosed that its shares began trading on the OTCID tier of the OTC Markets as of July 1, 2025, replacing its prior OTC Pink Current Market status for fully reporting companies.
Research and development focus
Lifeloc’s financial and narrative disclosures emphasize high research and development spending as a major driver of recent operating losses. The company attributes this primarily to the push to commercialize the SpinDetect/SpinDx centrifugal drug analyzer platform. It has discussed:
- Beta testing of oral-fluid delta-9-THC detection using prototype readers under signed beta-testing agreements.
- Plans for staged product releases, beginning with single-analyte THC disks followed by multi-drug panels.
- Future development paths that may include additional sample types, such as blood and breath, and a combined LX9 breathalyzer plus THC SpinDetect/SpinDx unit as a roadside marijuana breath testing system.
Lifeloc has also disclosed patent activity related to the SpinDx system and investments in research and development equipment, software and space modifications. The company notes that continued progress toward commercialization will depend in part on securing additional financing.
Financing and capital structure developments
Public releases from Lifeloc describe several financing steps taken to support growth and product development:
- A subordinated debenture financing of $750,000 with Diamond Bridge Capital, LP, accompanied by a warrant to purchase shares of common stock, intended to fund SpinDx commercialization and other growth initiatives.
- A line of credit with Citywide Banks, described as a $750,000 facility to support SpinDx development and working capital needs.
- A private placement of common stock at $3.80 per share, raising $798,000 through investment by EDCO Partners, LLLP, which Lifeloc identifies as its largest stockholder.
The company links these financings to its strategy of prioritizing long-term value creation and product development over short-term profitability, particularly for the SpinDetect/SpinDx platform.
Company scale and classification
Based on its SEC filings and over-the-counter listing, Lifeloc is a smaller public company in the manufacturing sector, with an industry classification in analytical laboratory instrument manufacturing. Its financial statements show revenue derived primarily from product sales, along with smaller contributions from royalties and rental income.
Stock Performance
LIFELOC TECHNOLOGIES (LCTC) closed at $3.50 on October 20, 2026. Over the past 12 months, the price has gained 11.1%.
LCTC Metrics & Rankings
Price returns through October 20, 2026. Month-to-date and YTD include the first trading day. Ranking links may use different dates.
Latest News
LIFELOC TECHNOLOGIES has 10 recent news articles. Of the recent coverage, 7 articles coincided with positive price movement and 2 with negative movement. Key topics include earnings, conferences. View all LCTC news →
SEC Filings
LIFELOC TECHNOLOGIES has filed 10 recent SEC filings, including 6 Form 8-K, 2 Form 4, 2 Form 10-Q. The most recent filing was submitted on September 29, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all LCTC SEC filings →
Financial Highlights
LIFELOC TECHNOLOGIES generated $9.0M in revenue in FY2025, retaining a 40.4% gross margin, operating income reached -$1.2M (-13.6% operating margin), and net income was -$2.5M, reflecting a -27.4% net profit margin. Diluted earnings per share stood at -$0.90. The company generated -$499K in operating cash flow. The current ratio was 5.10, measuring current assets divided by current liabilities.
Upcoming Events
SpinDetect limited launch
LIFELOC TECHNOLOGIES has 1 upcoming scheduled event. The next event, "SpinDetect limited launch", is scheduled for January 1, 2027 (in 64 days). Investors can track these dates to stay informed about potential catalysts that may affect the LCTC stock price.
Short Interest History
Short interest in LIFELOC TECHNOLOGIES (LCTC) currently stands at 84 shares, a new position with no short interest reported in the previous period, representing 0.0% of the float. Since December 2025, short interest has decreased by 74.2%.
Days to Cover History
Days to cover for LIFELOC TECHNOLOGIES (LCTC) currently stands at 1.0 days, down 69.5% from the previous period. The ratio is the reported short interest divided by the average daily trading volume. Since December 2025, the figure has decreased by 32.9%. Across the settlements charted above, it has ranged from 1.0 to 3.3 days.
LCTC Company Profile & Sector Positioning
LIFELOC TECHNOLOGIES (LCTC) operates in the Scientific & Technical Instruments industry within the broader Technology sector and is listed on the OTC.
Investors comparing LCTC often look at related companies in the same sector, including SCIENTIFIC INDUSTRIES INC (SCND), GLOBAL WARMING SLTNS INC (GWSO), NANALYSIS SCIENTIFIC CORP (NSCIF), EDDY SMART HOME SOLUTIONS (ESHSF), and DARKPULSE INC (DPLS). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate LCTC's relative position within its industry.