The Filing Desk

Diodes vs Synaptics

Diodes DIOD · Synaptics SYNA · Semiconductors

Diodes reported revenue of $1.5 billion in fiscal 2025, 1.2 times Synaptics' $1.2 billion in fiscal 2026. Diodes' revenue grew 13.0% in its latest year, and Synaptics' grew 11.4%. Diodes had an operating margin of 2.4%, against -5.6% at Synaptics. Free cash flow was $137 million at Diodes and $101 million at Synaptics. Their fiscal years end in different months (December 31 and June 27), so the periods don't line up exactly.

Side by side

DiodesSynaptics
Latest fiscal yearFY2025, Dec 31, 2025FY2026, Jun 27, 2026
Revenue$1.5B$1.2B
Revenue growth13.0%11.4%
Revenue growth a year, last 5 years3.8%−2.2%
Gross margin31.2%44.7%
Operating margin2.4%−5.6%
Net margin4.5%−41.0%
Free cash flow$137M$101M
Free cash flow margin9.2%8.5%
Return on capital1.9%−3.4%
Net debt to EBITDA−2.0x—
Dividends and buybacks$34M$93M
Change in diluted share count0.0%−1.0%
Last close$77.36$116.70
P/E at the last close30.9×—
Insider trades, last 12 monthssold $16.8 millionsold $8.7 million
Piotroski F-score6 of 95 of 9
Amounts in each company's own currency, US$ 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
DiodesSynaptics
Operating margin
Percent of revenue
DiodesSynaptics
Free cash flow
US$ billions. Cash from operations minus capital expenditure.
DiodesSynaptics

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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 Diodes and Synaptics pages.