TORVANTA
Other · S&P 500 · data as of 2026-10-05

DIOD stock analysis: DIOD

DIOD (DIOD) is an S&P 500 company in Other. It grades weakest on profitability and value.

The model's view of DIOD · subscribers

Where DIOD ranks among the 1,500 U.S. stocks the model scores each trading day, its expected return, the evidence for and against it, and whether the model portfolio holds it. The grades below describe the company's data; they are not the model's view.

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What's happening with DIOD · updated 2026-10-05 · from prices and SEC filings

DIOD price performance

DIOD against the S&P 500, one year
+0%+50%+100%DIOD +96%S&P 500 +18%2025-09-292026-10-05
Year to date+109.8%S&P 500 +14.5% · ahead by 95.3 pts
1 year+96.9%S&P 500 +17.0% · ahead by 79.9 pts
3 years+30.9%S&P 500 +89.3% · behind by 58.4 pts
5 years+16.6%S&P 500 +91.3% · behind by 74.7 pts

Total returns with dividends reinvested.

DIOD factor grades

Each grade compares DIOD with the rest of its sector (A+ best, F worst); the numbers behind it are shown with the typical figure for its peers.

DValueP/E 55.7x (industry 20.1x)FCF yield 3.0% (industry 6.0%)
B-GrowthRevenue growth +18% (industry +8%)EPS growth +36% (industry +10%)
C-ProfitabilityOperating margin 4.8% (industry 9.6%)ROIC 4.3% (industry 10.1%)
B+Momentum12-month change +97%From 52-wk high -16%

DIOD in plain numbers

DIOD key statistics

SectorOther
Industryn/a
IndexS&P 500
Market value$4.8B
Revenue growth (y/y)+18%
Free-cash-flow yield3.0%
Dividend yieldn/a
Next earnings (expected)2026-11-05
Valuation measures
Market value$4.8B
Enterprise value$4.4B
P/E (trailing)55.7x
Forward P/E (Torvanta estimate)48.8x
PEG (Torvanta estimate)3.49
Price / sales2.9x
Price / book2.4x
EV / revenue2.7x
EV / EBITDA56.0x
Financial highlights
Revenue, last 12 months$1.6B
Net income, last 12 months$86.1M
EPS, last 12 months (GAAP)$1.86
Gross margin31.7%
Operating margin4.8%
Net margin5.3%
Return on equity4.5%
Return on invested capital4.3%
Cash$430.4M
Total debt$23.5M
Debt / equity0.01x
Free cash flow, last 12 months$142.5M
Interest cover27.6x
Current ratio3.17x

Company figures from its latest SEC filings; market value and returns from end-of-day prices.

DIOD earnings trends

Revenue vs earnings
-$4.4M$108.1M$220.5M$333.0M$445.5MSep 2024 Revenue: $350.1MDec 2024 Revenue: $339.3MMar 2025 Revenue: $332.1MJun 2025 Revenue: $366.2MSep 2025 Revenue: $392.2MDec 2025 Revenue: $391.6MMar 2026 Revenue: $405.5MJun 2026 Revenue: $445.5MSep 2024 Net income: $13.7MDec 2024 Net income: $8.2MMar 2025 Net income: -$4.4MJun 2025 Net income: $46.1MSep 2025 Net income: $14.3MDec 2025 Net income: $10.2MMar 2026 Net income: $15.0MJun 2026 Net income: $46.6MSep 2024Dec 2024Mar 2025Jun 2025Sep 2025Dec 2025Mar 2026Jun 2026Net margin: 3.9%Net margin: 2.4%Net margin: -1.3%Net margin: 12.6%Net margin: 3.6%Net margin: 2.6%Net margin: 3.7%Net margin: 10.5%-1%6%13%■ Revenue ■ Net income ━ Net margin
Earnings per share$-0.1$0.2$0.5$0.7$1.0Sep 2024 EPS (GAAP, diluted): $0.3Dec 2024 EPS (GAAP, diluted): $0.2Mar 2025 EPS (GAAP, diluted): $-0.1Jun 2025 EPS (GAAP, diluted): $1.0Sep 2025 EPS (GAAP, diluted): $0.3Dec 2025 EPS (GAAP, diluted): $0.2Mar 2026 EPS (GAAP, diluted): $0.3Jun 2026 EPS (GAAP, diluted): $1.0Sep 2024Dec 2024Mar 2025Jun 2025Sep 2025Dec 2025Mar 2026Jun 2026■ EPS (GAAP, diluted) Change from a year earlier: Sep 2025 +3% · Dec 2025 +28% · Jun 2026 +1%

From the company's 10-Q and 10-K filings with the SEC.

DIOD financials (from SEC filings)

Fiscal yearFY2021FY2022FY2023FY2024FY2025
Revenue$1.8B$2.0B$1.7B$1.3B$1.5B
Net income$228.8M$331.3M$227.2M$44.0M$66.1M
EPS (GAAP)$5.00$7.21$4.91$0.95$1.43
Free cash flow$197.3M$180.8M$130.1M$46.4M$137.2M

DIOD earnings history

ReportedEPS (GAAP)EPS y/yRevenue y/yStock vs S&P 500, 2 days
2026-08-12$1.00+1%+22%-6.7%
2026-08-05$1.00+1%+22%+12.2%
2026-05-12$0.32n/a+22%-9.4%
2026-05-07$0.32n/a+22%-4.5%
2026-02-12$0.23+28%+15%-7.4%
2026-02-10$0.23+28%+15%+27.9%

About DIOD

HeadquartersPlano, TX
Industry (SEC code)Semiconductors & Related Devices
Fiscal year endsDecember 31
Incorporated inDE
Listed onNasdaq

From the company's SEC registration record.

Companies similar to DIOD

CompanyMarket valueP/ERevenue growthOperating margin12-month change
DIOD DIOD$4.8B55.7x+18%4.8%+97%
SON SON$4.8B4.7x+17%13.6%+16%compare
CNX CNX$4.8B5.3x+62%n/a-2%compare
HAE HAE$4.8B50.6x+0%11.9%+107%compare
MIDD MIDD$4.8Bn/a-3%15.7%-5%
STWD STWD$4.8B22.0x+12%n/a-25%
PECO PECO$4.8B32.5x+8%n/a+15%

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Frequently asked questions

Is DIOD stock a buy?

Torvanta does not tell individuals what to buy. Its grades for DIOD are shown above. Subscribers see the model's rank, expected return and whether the model portfolio holds it. This is research, not a recommendation.

What is DIOD's P/E ratio?

DIOD trades at about 55.7 times its last 12 months of GAAP earnings reported to the SEC, and about 48.8 times Torvanta's own estimate of the next 12 months.

When does DIOD report earnings next?

Based on its filing history, Torvanta expects DIOD to report around 2026-11-05.

How has DIOD performed against the S&P 500?

Over the past year DIOD returned +96.9%, against +17.0% for the S&P 500, dividends reinvested.

See the model's view

Subscribers get the model's rank and expected return for every covered company, the reasoning behind each, and the Torvanta model portfolio's trades each trading day, sized and explained, at three risk levels.

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Torvanta is research only - not investment advice and not a recommendation to buy or sell any security. Grades describe a company's reported data against its sector; they are not the model's view, change as data changes and can be wrong. Financial figures come from the company's SEC filings; returns include reinvested dividends. Past performance does not predict future results.

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