Filing Flows › Littelfuse (LFUS) › Q4 2025
Littelfuse (LFUS) Q4 2025 earnings results (fourth quarter 2025)
10-K filed Feb 19, 2026
Littelfuse (LFUS) reported revenue of $594M for the fourth quarter 2025 (Q4 2025), +12% from a year earlier and -5% from the quarter before. Operating margin was -37.5%, net loss $242M (40.8% of revenue).
Littelfuse, Q4 2025: revenue $594M (+12% year over year), operating margin -37.5%, net loss $242M, operating cash flow $139M. The chart follows the revenue to costs, profit and cash.
| Q4 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $594M | -5% | +12% |
| Operating profit | −$223M | -329% | — |
| Net earnings | −$242M | -448% | — |
| Operating cash flow | $139M | -6% | -14% |
| Free cash flow | $120M | — | -11% |
What changed
Revenue was $593.9M in Q4 2025, up 12% year over year and down 5% from the previous quarter. Electronics – Passive Products and Sensors was the largest line at 29% of revenue.
Gross margin was 38.0%, up 4.6 points from a year earlier. Operating costs exceeded revenue by $222.8M, an operating margin of -37.5%. Operating expenses grew 98% against revenue growth of 12%. The fastest-growing cost line was Other operating costs (+186%). The quarter ended with a net loss of $242.1M, after a profit of $69.5M the previous quarter.
Operating cash flow was $138.7M (down 14% year over year). Non-cash charges added back $34.1M of depreciation and amortization and $5.6M of share-based compensation. Working capital and other items added $341.2M. After purchases of property, plant and equipment ($18.9M), free cash flow as the company reports it was $119.8M.
Questions
What was Littelfuse's revenue in the fourth quarter 2025?
Littelfuse (LFUS) reported revenue of $594M for the fourth quarter 2025 (Q4 2025), +12% from a year earlier and -5% from the quarter before.
Was Littelfuse profitable in the fourth quarter 2025?
Operating loss was $223M (-37.5% of revenue) and net loss $242M.
Source: Littelfuse 10-K on SEC EDGAR.