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

Align Technology is the larger business by last-quarter revenue ($1.0B vs $755.6M, roughly 1.4× STERLING INFRASTRUCTURE, INC.). Align Technology runs the higher net margin — 13.0% vs 11.6%, a 1.4% gap on every dollar of revenue. On growth, STERLING INFRASTRUCTURE, INC. posted the faster year-over-year revenue change (51.5% vs 5.3%). Align Technology produced more free cash flow last quarter ($187.3M vs $159.7M). Over the past eight quarters, STERLING INFRASTRUCTURE, INC.'s revenue compounded faster (31.0% CAGR vs 2.5%).

Align Technology, Inc., a medical device company, designs, manufactures, and markets Invisalign clear aligners and iTero intraoral scanners and services for orthodontists and general practitioner dentists, and restorative and aesthetic dentistry. It operates in two segments, Clear Aligner; and Scanners and Services. The Clear Aligner segment consists of comprehensive products, including Invisalign comprehensive treatment that addresses the orthodontic needs of teenage patients, such as mandib...

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.

ALGN vs STRL — Head-to-Head

Bigger by revenue
ALGN
ALGN
1.4× larger
ALGN
$1.0B
$755.6M
STRL
Growing faster (revenue YoY)
STRL
STRL
+46.2% gap
STRL
51.5%
5.3%
ALGN
Higher net margin
ALGN
ALGN
1.4% more per $
ALGN
13.0%
11.6%
STRL
More free cash flow
ALGN
ALGN
$27.6M more FCF
ALGN
$187.3M
$159.7M
STRL
Faster 2-yr revenue CAGR
STRL
STRL
Annualised
STRL
31.0%
2.5%
ALGN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ALGN
ALGN
STRL
STRL
Revenue
$1.0B
$755.6M
Net Profit
$135.8M
$87.6M
Gross Margin
65.3%
21.7%
Operating Margin
14.8%
15.9%
Net Margin
13.0%
11.6%
Revenue YoY
5.3%
51.5%
Net Profit YoY
30.8%
-22.6%
EPS (diluted)
$1.88
$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
ALGN
ALGN
STRL
STRL
Q4 25
$1.0B
$755.6M
Q3 25
$995.7M
$689.0M
Q2 25
$1.0B
$614.5M
Q1 25
$979.3M
$430.9M
Q4 24
$995.2M
$498.8M
Q3 24
$977.9M
$593.7M
Q2 24
$1.0B
$582.8M
Q1 24
$997.4M
$440.4M
Net Profit
ALGN
ALGN
STRL
STRL
Q4 25
$135.8M
$87.6M
Q3 25
$56.8M
$92.1M
Q2 25
$124.6M
$71.0M
Q1 25
$93.2M
$39.5M
Q4 24
$103.8M
$113.2M
Q3 24
$116.0M
$61.3M
Q2 24
$96.6M
$51.9M
Q1 24
$105.0M
$31.0M
Gross Margin
ALGN
ALGN
STRL
STRL
Q4 25
65.3%
21.7%
Q3 25
64.2%
24.7%
Q2 25
69.9%
23.3%
Q1 25
69.5%
22.0%
Q4 24
70.0%
21.4%
Q3 24
69.7%
21.9%
Q2 24
70.3%
19.3%
Q1 24
70.0%
17.5%
Operating Margin
ALGN
ALGN
STRL
STRL
Q4 25
14.8%
15.9%
Q3 25
9.7%
18.2%
Q2 25
16.1%
17.0%
Q1 25
13.4%
13.0%
Q4 24
14.5%
12.5%
Q3 24
16.6%
14.7%
Q2 24
14.3%
12.5%
Q1 24
15.5%
9.6%
Net Margin
ALGN
ALGN
STRL
STRL
Q4 25
13.0%
11.6%
Q3 25
5.7%
13.4%
Q2 25
12.3%
11.6%
Q1 25
9.5%
9.2%
Q4 24
10.4%
22.7%
Q3 24
11.9%
10.3%
Q2 24
9.4%
8.9%
Q1 24
10.5%
7.1%
EPS (diluted)
ALGN
ALGN
STRL
STRL
Q4 25
$1.88
$2.82
Q3 25
$0.78
$2.97
Q2 25
$1.72
$2.31
Q1 25
$1.27
$1.28
Q4 24
$1.40
$3.63
Q3 24
$1.55
$1.97
Q2 24
$1.28
$1.67
Q1 24
$1.39
$1.00

Balance Sheet & Financial Strength

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

Metric
ALGN
ALGN
STRL
STRL
Cash + ST InvestmentsLiquidity on hand
$1.1B
$390.7M
Total DebtLower is stronger
Stockholders' EquityBook value
$4.0B
$1.1B
Total Assets
$6.2B
$2.6B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALGN
ALGN
STRL
STRL
Q4 25
$1.1B
$390.7M
Q3 25
$1.0B
$306.4M
Q2 25
$901.2M
$699.4M
Q1 25
$873.0M
$638.6M
Q4 24
$1.0B
$664.2M
Q3 24
$1.0B
$648.1M
Q2 24
$761.4M
$540.0M
Q1 24
$865.8M
$480.4M
Stockholders' Equity
ALGN
ALGN
STRL
STRL
Q4 25
$4.0B
$1.1B
Q3 25
$4.0B
$1.1B
Q2 25
$3.9B
$881.7M
Q1 25
$3.8B
$805.4M
Q4 24
$3.9B
$808.1M
Q3 24
$3.9B
$716.5M
Q2 24
$3.8B
$670.7M
Q1 24
$3.8B
$644.6M
Total Assets
ALGN
ALGN
STRL
STRL
Q4 25
$6.2B
$2.6B
Q3 25
$6.2B
$2.6B
Q2 25
$6.2B
$2.2B
Q1 25
$6.1B
$2.0B
Q4 24
$6.2B
$2.0B
Q3 24
$6.4B
$2.0B
Q2 24
$6.2B
$2.0B
Q1 24
$6.2B
$1.8B

Cash Flow & Capital Efficiency

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

Metric
ALGN
ALGN
STRL
STRL
Operating Cash FlowLast quarter
$223.2M
$186.1M
Free Cash FlowOCF − Capex
$187.3M
$159.7M
FCF MarginFCF / Revenue
17.9%
21.1%
Capex IntensityCapex / Revenue
3.4%
3.5%
Cash ConversionOCF / Net Profit
1.64×
2.12×
TTM Free Cash FlowTrailing 4 quarters
$490.8M
$362.7M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALGN
ALGN
STRL
STRL
Q4 25
$223.2M
$186.1M
Q3 25
$188.7M
$83.6M
Q2 25
$128.7M
$85.4M
Q1 25
$52.7M
$84.9M
Q4 24
$286.1M
$174.3M
Q3 24
$263.7M
$152.3M
Q2 24
$159.8M
$121.0M
Q1 24
$28.7M
$49.6M
Free Cash Flow
ALGN
ALGN
STRL
STRL
Q4 25
$187.3M
$159.7M
Q3 25
$169.0M
$64.0M
Q2 25
$107.2M
$72.1M
Q1 25
$27.4M
$67.0M
Q4 24
$263.1M
$158.6M
Q3 24
$233.9M
$138.3M
Q2 24
$106.4M
$92.1M
Q1 24
$19.3M
$27.2M
FCF Margin
ALGN
ALGN
STRL
STRL
Q4 25
17.9%
21.1%
Q3 25
17.0%
9.3%
Q2 25
10.6%
11.7%
Q1 25
2.8%
15.5%
Q4 24
26.4%
31.8%
Q3 24
23.9%
23.3%
Q2 24
10.3%
15.8%
Q1 24
1.9%
6.2%
Capex Intensity
ALGN
ALGN
STRL
STRL
Q4 25
3.4%
3.5%
Q3 25
2.0%
2.9%
Q2 25
2.1%
2.2%
Q1 25
2.6%
4.2%
Q4 24
2.3%
3.1%
Q3 24
3.0%
2.4%
Q2 24
5.2%
5.0%
Q1 24
0.9%
5.1%
Cash Conversion
ALGN
ALGN
STRL
STRL
Q4 25
1.64×
2.12×
Q3 25
3.33×
0.91×
Q2 25
1.03×
1.20×
Q1 25
0.57×
2.15×
Q4 24
2.76×
1.54×
Q3 24
2.27×
2.48×
Q2 24
1.66×
2.33×
Q1 24
0.27×
1.60×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ALGN
ALGN

Systems And Services$789.6M75%
Other$258.0M25%

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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