The Filing Desk

Bel Fuse vs nLight

Bel Fuse BELFB · nLight LASR · Electronic Components

Bel Fuse reported revenue of $676 million in fiscal 2025, 2.6 times nLight's $261 million in fiscal 2025. Bel Fuse's revenue grew 26.3% in its latest year, and nLight's grew 31.6%. Bel Fuse had an operating margin of 16.4%, against -10.2% at nLight. Free cash flow was $69 million at Bel Fuse and $12 million at nLight.

Side by side

Bel FusenLight
Latest fiscal yearFY2025, Dec 31, 2025FY2025, Dec 31, 2025
Revenue$676M$261M
Revenue growth26.3%31.6%
Revenue growth a year, last 5 years7.7%3.2%
Gross margin39.1%29.8%
Operating margin16.4%−10.2%
Net margin9.1%−9.0%
Free cash flow$69M$12M
Free cash flow margin10.2%4.7%
Return on capital15.1%−20.1%
Net debt to EBITDA1.0x—
Dividends and buybacks$4M$0M
Change in diluted share count—4.3%
Last close$206.79$38.02
P/E at the last close——
Insider trades, last 12 monthssold $18.1 millionsold $71.6 million
Piotroski F-score—5 of 9
Amounts in each company's own currency, US$ unless marked (a foreign company may report in another), each company's latest fiscal year from its 10-K, or 20-F or 40-F for a foreign company. Growth rates compare with the year before; the five-year rate is the average a year. Free cash flow is cash from operations minus capital spending; return on capital is after-tax operating income over the money invested in the business; P/E is the last close over the latest earnings per share. Banks are measured differently (return on equity, efficiency ratio), so some rows apply to one company only.

Ten years

Revenue
US$ billions, fiscal years
Bel FusenLight
Operating margin
Percent of revenue
Bel FusenLight
Free cash flow
US$ billions. Cash from operations minus capital expenditure.
Bel FusenLight

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Source: the companies' Form 10-K filings, from SEC EDGAR, and the last close. For information only, not investment advice: the figures describe results, not which company is the better investment. The Filing Desk is not affiliated with either company. Full figures on the Bel Fuse and nLight pages.