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Side-by-side financial comparison of DIODES INC (DIOD) and STERLING INFRASTRUCTURE, INC. (STRL). Click either name above to swap in a different company.

STERLING INFRASTRUCTURE, INC. is the larger business by last-quarter revenue ($755.6M vs $391.6M, roughly 1.9× DIODES INC). STERLING INFRASTRUCTURE, INC. runs the higher net margin — 11.6% vs 2.6%, a 9.0% gap on every dollar of revenue. On growth, STERLING INFRASTRUCTURE, INC. posted the faster year-over-year revenue change (51.5% vs 15.4%). STERLING INFRASTRUCTURE, INC. produced more free cash flow last quarter ($159.7M vs $12.4M). Over the past eight quarters, STERLING INFRASTRUCTURE, INC.'s revenue compounded faster (31.0% CAGR vs 13.9%).

Diodes Incorporated is a global semiconductor manufacturer that designs, produces and supplies discrete, analog and mixed-signal semiconductor products. Its solutions serve key end markets including automotive, industrial, consumer electronics, personal computing and communications infrastructure, with a worldwide customer base.

Sterling & Wilson is an Indian multinational engineering, procurement, and construction (EPC) company headquartered in Mumbai, Maharashtra. It operates across multiple sectors including renewable energy, data centers, diesel power generation, and mechanical, electrical, and plumbing (MEP) services. The company has delivered projects in over 30 countries, with execution teams located across Asia, the Middle East, Africa, Europe, and Australia.

DIOD vs STRL — Head-to-Head

Bigger by revenue
STRL
STRL
1.9× larger
STRL
$755.6M
$391.6M
DIOD
Growing faster (revenue YoY)
STRL
STRL
+36.1% gap
STRL
51.5%
15.4%
DIOD
Higher net margin
STRL
STRL
9.0% more per $
STRL
11.6%
2.6%
DIOD
More free cash flow
STRL
STRL
$147.2M more FCF
STRL
$159.7M
$12.4M
DIOD
Faster 2-yr revenue CAGR
STRL
STRL
Annualised
STRL
31.0%
13.9%
DIOD

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
DIOD
DIOD
STRL
STRL
Revenue
$391.6M
$755.6M
Net Profit
$10.2M
$87.6M
Gross Margin
31.1%
21.7%
Operating Margin
3.4%
15.9%
Net Margin
2.6%
11.6%
Revenue YoY
15.4%
51.5%
Net Profit YoY
23.8%
-22.6%
EPS (diluted)
$0.23
$2.82

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
DIOD
DIOD
STRL
STRL
Q4 25
$391.6M
$755.6M
Q3 25
$392.2M
$689.0M
Q2 25
$366.2M
$614.5M
Q1 25
$332.1M
$430.9M
Q4 24
$339.3M
$498.8M
Q3 24
$350.1M
$593.7M
Q2 24
$319.8M
$582.8M
Q1 24
$302.0M
$440.4M
Net Profit
DIOD
DIOD
STRL
STRL
Q4 25
$10.2M
$87.6M
Q3 25
$14.3M
$92.1M
Q2 25
$46.1M
$71.0M
Q1 25
$-4.4M
$39.5M
Q4 24
$8.2M
$113.2M
Q3 24
$13.7M
$61.3M
Q2 24
$8.0M
$51.9M
Q1 24
$14.0M
$31.0M
Gross Margin
DIOD
DIOD
STRL
STRL
Q4 25
31.1%
21.7%
Q3 25
30.7%
24.7%
Q2 25
31.5%
23.3%
Q1 25
31.5%
22.0%
Q4 24
32.7%
21.4%
Q3 24
33.7%
21.9%
Q2 24
33.6%
19.3%
Q1 24
33.0%
17.5%
Operating Margin
DIOD
DIOD
STRL
STRL
Q4 25
3.4%
15.9%
Q3 25
3.0%
18.2%
Q2 25
2.6%
17.0%
Q1 25
0.4%
13.0%
Q4 24
3.5%
12.5%
Q3 24
6.2%
14.7%
Q2 24
1.2%
12.5%
Q1 24
4.3%
9.6%
Net Margin
DIOD
DIOD
STRL
STRL
Q4 25
2.6%
11.6%
Q3 25
3.6%
13.4%
Q2 25
12.6%
11.6%
Q1 25
-1.3%
9.2%
Q4 24
2.4%
22.7%
Q3 24
3.9%
10.3%
Q2 24
2.5%
8.9%
Q1 24
4.6%
7.1%
EPS (diluted)
DIOD
DIOD
STRL
STRL
Q4 25
$0.23
$2.82
Q3 25
$0.31
$2.97
Q2 25
$0.99
$2.31
Q1 25
$-0.10
$1.28
Q4 24
$0.18
$3.63
Q3 24
$0.30
$1.97
Q2 24
$0.17
$1.67
Q1 24
$0.30
$1.00

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
DIOD
DIOD
STRL
STRL
Cash + ST InvestmentsLiquidity on hand
$377.0M
$390.7M
Total DebtLower is stronger
$25.7M
Stockholders' EquityBook value
$1.9B
$1.1B
Total Assets
$2.4B
$2.6B
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DIOD
DIOD
STRL
STRL
Q4 25
$377.0M
$390.7M
Q3 25
$386.4M
$306.4M
Q2 25
$327.3M
$699.4M
Q1 25
$343.9M
$638.6M
Q4 24
$316.1M
$664.2M
Q3 24
$319.3M
$648.1M
Q2 24
$273.9M
$540.0M
Q1 24
$276.0M
$480.4M
Total Debt
DIOD
DIOD
STRL
STRL
Q4 25
$25.7M
Q3 25
$24.9M
Q2 25
$26.4M
Q1 25
$20.5M
Q4 24
$20.7M
Q3 24
$22.2M
Q2 24
$20.3M
Q1 24
$20.9M
Stockholders' Equity
DIOD
DIOD
STRL
STRL
Q4 25
$1.9B
$1.1B
Q3 25
$1.9B
$1.1B
Q2 25
$1.9B
$881.7M
Q1 25
$1.8B
$805.4M
Q4 24
$1.8B
$808.1M
Q3 24
$1.8B
$716.5M
Q2 24
$1.8B
$670.7M
Q1 24
$1.7B
$644.6M
Total Assets
DIOD
DIOD
STRL
STRL
Q4 25
$2.4B
$2.6B
Q3 25
$2.5B
$2.6B
Q2 25
$2.5B
$2.2B
Q1 25
$2.4B
$2.0B
Q4 24
$2.4B
$2.0B
Q3 24
$2.4B
$2.0B
Q2 24
$2.4B
$2.0B
Q1 24
$2.4B
$1.8B
Debt / Equity
DIOD
DIOD
STRL
STRL
Q4 25
0.01×
Q3 25
0.01×
Q2 25
0.01×
Q1 25
0.01×
Q4 24
0.01×
Q3 24
0.01×
Q2 24
0.01×
Q1 24
0.01×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
DIOD
DIOD
STRL
STRL
Operating Cash FlowLast quarter
$38.1M
$186.1M
Free Cash FlowOCF − Capex
$12.4M
$159.7M
FCF MarginFCF / Revenue
3.2%
21.1%
Capex IntensityCapex / Revenue
6.6%
3.5%
Cash ConversionOCF / Net Profit
3.74×
2.12×
TTM Free Cash FlowTrailing 4 quarters
$137.2M
$362.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DIOD
DIOD
STRL
STRL
Q4 25
$38.1M
$186.1M
Q3 25
$79.1M
$83.6M
Q2 25
$41.5M
$85.4M
Q1 25
$56.7M
$84.9M
Q4 24
$81.8M
$174.3M
Q3 24
$54.4M
$152.3M
Q2 24
$14.4M
$121.0M
Q1 24
$-31.1M
$49.6M
Free Cash Flow
DIOD
DIOD
STRL
STRL
Q4 25
$12.4M
$159.7M
Q3 25
$62.8M
$64.0M
Q2 25
$21.1M
$72.1M
Q1 25
$40.8M
$67.0M
Q4 24
$62.1M
$158.6M
Q3 24
$39.4M
$138.3M
Q2 24
$-3.5M
$92.1M
Q1 24
$-51.5M
$27.2M
FCF Margin
DIOD
DIOD
STRL
STRL
Q4 25
3.2%
21.1%
Q3 25
16.0%
9.3%
Q2 25
5.8%
11.7%
Q1 25
12.3%
15.5%
Q4 24
18.3%
31.8%
Q3 24
11.2%
23.3%
Q2 24
-1.1%
15.8%
Q1 24
-17.1%
6.2%
Capex Intensity
DIOD
DIOD
STRL
STRL
Q4 25
6.6%
3.5%
Q3 25
4.2%
2.9%
Q2 25
5.6%
2.2%
Q1 25
4.8%
4.2%
Q4 24
5.8%
3.1%
Q3 24
4.3%
2.4%
Q2 24
5.6%
5.0%
Q1 24
6.7%
5.1%
Cash Conversion
DIOD
DIOD
STRL
STRL
Q4 25
3.74×
2.12×
Q3 25
5.54×
0.91×
Q2 25
0.90×
1.20×
Q1 25
2.15×
Q4 24
9.93×
1.54×
Q3 24
3.95×
2.48×
Q2 24
1.80×
2.33×
Q1 24
-2.22×
1.60×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

DIOD
DIOD

Distributor$253.1M65%
Direct Sales$138.5M35%

STRL
STRL

Lump Sum$464.9M62%
Heavy Highway$99.6M13%
Residential Construction$70.4M9%
Road And Highway Builders LLC$52.4M7%
Other Revenue$36.6M5%
Aviation$16.6M2%
Commercial$11.4M2%
Related Party$600.0K0%

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