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

Pinnacle West Capital is the larger business by last-quarter revenue ($1.1B vs $825.7M, roughly 1.4× STERLING INFRASTRUCTURE, INC.). STERLING INFRASTRUCTURE, INC. runs the higher net margin — 11.6% vs 1.6%, a 10.1% gap on every dollar of revenue. On growth, STERLING INFRASTRUCTURE, INC. posted the faster year-over-year revenue change (91.6% vs 3.0%). Over the past eight quarters, STERLING INFRASTRUCTURE, INC.'s revenue compounded faster (19.0% CAGR vs 8.9%).

Pinnacle West Capital Corporation is an American utility holding company that owns Arizona Public Service (APS). It is publicly traded on the New York Stock exchange and a component of the S&P 500 stock market index. APS is the largest utility company in Arizona and is regulated by the Arizona Corporation Commission (ACC).

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.

PNW vs STRL — Head-to-Head

Bigger by revenue
PNW
PNW
1.4× larger
PNW
$1.1B
$825.7M
STRL
Growing faster (revenue YoY)
STRL
STRL
+88.6% gap
STRL
91.6%
3.0%
PNW
Higher net margin
STRL
STRL
10.1% more per $
STRL
11.6%
1.6%
PNW
Faster 2-yr revenue CAGR
STRL
STRL
Annualised
STRL
19.0%
8.9%
PNW

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
PNW
PNW
STRL
STRL
Revenue
$1.1B
$825.7M
Net Profit
$17.6M
$96.0M
Gross Margin
23.5%
Operating Margin
10.7%
16.7%
Net Margin
1.6%
11.6%
Revenue YoY
3.0%
91.6%
Net Profit YoY
798.0%
143.1%
EPS (diluted)
$0.12
$3.09

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
PNW
PNW
STRL
STRL
Q1 26
$825.7M
Q4 25
$1.1B
$755.6M
Q3 25
$1.8B
$689.0M
Q2 25
$1.4B
$614.5M
Q1 25
$1.0B
$430.9M
Q4 24
$1.1B
$498.8M
Q3 24
$1.8B
$593.7M
Q2 24
$1.3B
$582.8M
Net Profit
PNW
PNW
STRL
STRL
Q1 26
$96.0M
Q4 25
$17.6M
$87.6M
Q3 25
$417.5M
$92.1M
Q2 25
$196.9M
$71.0M
Q1 25
$-338.0K
$39.5M
Q4 24
$-2.5M
$113.2M
Q3 24
$399.3M
$61.3M
Q2 24
$208.1M
$51.9M
Gross Margin
PNW
PNW
STRL
STRL
Q1 26
23.5%
Q4 25
21.7%
Q3 25
24.7%
Q2 25
23.3%
Q1 25
22.0%
Q4 24
21.4%
Q3 24
21.9%
Q2 24
19.3%
Operating Margin
PNW
PNW
STRL
STRL
Q1 26
16.7%
Q4 25
10.7%
15.9%
Q3 25
32.0%
18.2%
Q2 25
22.6%
17.0%
Q1 25
5.5%
13.0%
Q4 24
7.7%
12.5%
Q3 24
30.9%
14.7%
Q2 24
24.0%
12.5%
Net Margin
PNW
PNW
STRL
STRL
Q1 26
11.6%
Q4 25
1.6%
11.6%
Q3 25
22.9%
13.4%
Q2 25
14.5%
11.6%
Q1 25
-0.0%
9.2%
Q4 24
-0.2%
22.7%
Q3 24
22.6%
10.3%
Q2 24
15.9%
8.9%
EPS (diluted)
PNW
PNW
STRL
STRL
Q1 26
$3.09
Q4 25
$0.12
$2.82
Q3 25
$3.39
$2.97
Q2 25
$1.58
$2.31
Q1 25
$-0.04
$1.28
Q4 24
$-0.04
$3.63
Q3 24
$3.37
$1.97
Q2 24
$1.76
$1.67

Balance Sheet & Financial Strength

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

Metric
PNW
PNW
STRL
STRL
Cash + ST InvestmentsLiquidity on hand
$6.6M
$511.9M
Total DebtLower is stronger
$287.5M
Stockholders' EquityBook value
$7.0B
$1.2B
Total Assets
$30.0B
$2.8B
Debt / EquityLower = less leverage
0.24×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
PNW
PNW
STRL
STRL
Q1 26
$511.9M
Q4 25
$6.6M
$390.7M
Q3 25
$30.9M
$306.4M
Q2 25
$18.8M
$699.4M
Q1 25
$10.0M
$638.6M
Q4 24
$3.8M
$664.2M
Q3 24
$49.2M
$648.1M
Q2 24
$4.0M
$540.0M
Total Debt
PNW
PNW
STRL
STRL
Q1 26
$287.5M
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Stockholders' Equity
PNW
PNW
STRL
STRL
Q1 26
$1.2B
Q4 25
$7.0B
$1.1B
Q3 25
$7.2B
$1.1B
Q2 25
$6.7B
$881.7M
Q1 25
$6.7B
$805.4M
Q4 24
$6.8B
$808.1M
Q3 24
$6.6B
$716.5M
Q2 24
$6.2B
$670.7M
Total Assets
PNW
PNW
STRL
STRL
Q1 26
$2.8B
Q4 25
$30.0B
$2.6B
Q3 25
$29.9B
$2.6B
Q2 25
$29.2B
$2.2B
Q1 25
$27.2B
$2.0B
Q4 24
$26.1B
$2.0B
Q3 24
$26.3B
$2.0B
Q2 24
$25.7B
$2.0B
Debt / Equity
PNW
PNW
STRL
STRL
Q1 26
0.24×
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24

Cash Flow & Capital Efficiency

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

Metric
PNW
PNW
STRL
STRL
Operating Cash FlowLast quarter
$476.8M
$165.6M
Free Cash FlowOCF − Capex
$-192.7M
FCF MarginFCF / Revenue
-17.1%
Capex IntensityCapex / Revenue
59.3%
2.4%
Cash ConversionOCF / Net Profit
27.09×
1.73×
TTM Free Cash FlowTrailing 4 quarters
$-819.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
PNW
PNW
STRL
STRL
Q1 26
$165.6M
Q4 25
$476.8M
$186.1M
Q3 25
$665.0M
$83.6M
Q2 25
$261.4M
$85.4M
Q1 25
$401.9M
$84.9M
Q4 24
$439.5M
$174.3M
Q3 24
$633.2M
$152.3M
Q2 24
$189.8M
$121.0M
Free Cash Flow
PNW
PNW
STRL
STRL
Q1 26
Q4 25
$-192.7M
$159.7M
Q3 25
$42.0M
$64.0M
Q2 25
$-448.1M
$72.1M
Q1 25
$-220.7M
$67.0M
Q4 24
$-92.1M
$158.6M
Q3 24
$-32.7M
$138.3M
Q2 24
$-344.2M
$92.1M
FCF Margin
PNW
PNW
STRL
STRL
Q1 26
Q4 25
-17.1%
21.1%
Q3 25
2.3%
9.3%
Q2 25
-33.0%
11.7%
Q1 25
-21.4%
15.5%
Q4 24
-8.4%
31.8%
Q3 24
-1.8%
23.3%
Q2 24
-26.3%
15.8%
Capex Intensity
PNW
PNW
STRL
STRL
Q1 26
2.4%
Q4 25
59.3%
3.5%
Q3 25
34.2%
2.9%
Q2 25
52.2%
2.2%
Q1 25
60.3%
4.2%
Q4 24
48.5%
3.1%
Q3 24
37.6%
2.4%
Q2 24
40.8%
5.0%
Cash Conversion
PNW
PNW
STRL
STRL
Q1 26
1.73×
Q4 25
27.09×
2.12×
Q3 25
1.59×
0.91×
Q2 25
1.33×
1.20×
Q1 25
2.15×
Q4 24
1.54×
Q3 24
1.59×
2.48×
Q2 24
0.91×
2.33×

Financial Flow Comparison

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

Revenue Breakdown by Segment

PNW
PNW

Electricand Transmission Service$1.1B100%
Other Services$4.4M0%

STRL
STRL

E-Infrastructure Solutions$597.7M72%
Transportation Solutions$132.9M16%
Building Solutions$95.1M12%

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