Electro-Sensors, Inc., reported its financial results for the first quarter ended March 31, 2025. The company achieved a revenue of $2.239 million, reflecting a slight decline of 0.2% from the $2.244 million reported in the same period last year. This decrease was attributed primarily to reduced sales of the HazardPROTM wireless product line, partially offset by an increase in sales of wired sensor products. The gross margin for the quarter was 48.4%, up slightly from 48.1% in the previous year, an increase of 30 basis points. Electro-Sensors, Inc. reported an operating loss of $169,000, a significant increase from the $100,000 loss recorded in the first quarter of 2024. The operating margin stood at -7.6%, compared to -4.5% in the same period last year, showing a decline of 310 basis points. The company posted a net loss of $64,000 for the quarter, a shift from a net income of $11,000 in the prior-year period. Cash and investments were reported at approximately $10.0 million.