Filing Flows › Diodes (DIOD) › Q4 2025
Diodes (DIOD) Q4 2025 earnings results (fourth quarter 2025)
10-K filed Feb 10, 2026
Diodes (DIOD) reported revenue of $392M for the fourth quarter 2025 (Q4 2025), +15% from a year earlier and -0.2% from the quarter before. Operating margin was 3.4%, net earnings $10.2M (2.6% of revenue).
Diodes, Q4 2025: revenue $392M (+15% year over year), operating margin 3.4%, net earnings $10.2M, operating cash flow $38.1M. The chart follows the revenue to costs, profit and cash.
| Q4 2025 | Amount | Q/Q | Y/Y |
|---|---|---|---|
| Revenue | $392M | -0.2% | +15% |
| Gross profit | $122M | +1% | +10% |
| Operating profit | $13.2M | +14% | +11% |
| Net earnings | $10.2M | -29% | +24% |
| Operating cash flow | $38.1M | -52% | -53% |
| Free cash flow | $12.4M | -80% | -80% |
What changed
Revenue was $391.6M in Q4 2025, up 15% year over year and roughly flat from the previous quarter.
Gross margin was 31.1%, down 1.5 points from a year earlier. Operating profit was $13.2M, a 3.4% margin (down 0.1 points year over year). Of the extra revenue versus a year earlier, 2% reached operating profit, below the 4% margin then. Operating expenses grew 10% against revenue growth of 15%. The fastest-growing cost line was Other operating costs (+35%). Net earnings were $10.2M, up 24% year over year. The effective tax rate was 14.9%.
Operating cash flow was $38.1M (down 53% year over year), 309% of net income including minority interests. Non-cash charges added back $35.3M of depreciation and amortization and $6.7M of share-based compensation. Working capital and other items used $16.2M. Capital expenditures of $25.7M left free cash flow of $12.4M.
Questions
What was Diodes' revenue in the fourth quarter 2025?
Diodes (DIOD) reported revenue of $392M for the fourth quarter 2025 (Q4 2025), +15% from a year earlier and -0.2% from the quarter before.
Was Diodes profitable in the fourth quarter 2025?
Operating profit was $13.2M (3.4% of revenue) and net earnings $10.2M.
Source: Diodes 10-K on SEC EDGAR.