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Side-by-side financial comparison of Align Technology (ALGN) and Shift4 Payments, Inc. (FOUR). Click either name above to swap in a different company.

Shift4 Payments, Inc. is the larger business by last-quarter revenue ($1.2B vs $1.0B, roughly 1.1× Align Technology). Align Technology runs the higher net margin — 13.0% vs 3.4%, a 9.6% gap on every dollar of revenue. On growth, Shift4 Payments, Inc. posted the faster year-over-year revenue change (34.0% vs 5.3%). Shift4 Payments, Inc. produced more free cash flow last quarter ($222.5M vs $187.3M). Over the past eight quarters, Shift4 Payments, Inc.'s revenue compounded faster (29.6% 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...

Shift4 Payments, Inc. is an American payment processing company based in Allentown, Pennsylvania. The company, founded in 1999 by the then 16-year-old Jared Isaacman, processes payments for over 200,000 businesses in the retail, hospitality, leisure, and restaurant industries. Shift4 specializes in commerce technology such as mobile payment software and hardware. The company was publicly listed on the New York Stock Exchange in 2020.

ALGN vs FOUR — Head-to-Head

Bigger by revenue
FOUR
FOUR
1.1× larger
FOUR
$1.2B
$1.0B
ALGN
Growing faster (revenue YoY)
FOUR
FOUR
+28.7% gap
FOUR
34.0%
5.3%
ALGN
Higher net margin
ALGN
ALGN
9.6% more per $
ALGN
13.0%
3.4%
FOUR
More free cash flow
FOUR
FOUR
$35.2M more FCF
FOUR
$222.5M
$187.3M
ALGN
Faster 2-yr revenue CAGR
FOUR
FOUR
Annualised
FOUR
29.6%
2.5%
ALGN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ALGN
ALGN
FOUR
FOUR
Revenue
$1.0B
$1.2B
Net Profit
$135.8M
$40.2M
Gross Margin
65.3%
Operating Margin
14.8%
10.8%
Net Margin
13.0%
3.4%
Revenue YoY
5.3%
34.0%
Net Profit YoY
30.8%
-65.3%
EPS (diluted)
$1.88

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
FOUR
FOUR
Q4 25
$1.0B
$1.2B
Q3 25
$995.7M
$1.2B
Q2 25
$1.0B
$966.2M
Q1 25
$979.3M
$848.3M
Q4 24
$995.2M
$887.0M
Q3 24
$977.9M
$909.2M
Q2 24
$1.0B
$827.0M
Q1 24
$997.4M
$707.4M
Net Profit
ALGN
ALGN
FOUR
FOUR
Q4 25
$135.8M
$40.2M
Q3 25
$56.8M
$28.1M
Q2 25
$124.6M
$34.0M
Q1 25
$93.2M
$16.7M
Q4 24
$103.8M
$116.0M
Q3 24
$116.0M
$53.8M
Q2 24
$96.6M
$39.2M
Q1 24
$105.0M
$20.6M
Gross Margin
ALGN
ALGN
FOUR
FOUR
Q4 25
65.3%
Q3 25
64.2%
Q2 25
69.9%
Q1 25
69.5%
Q4 24
70.0%
Q3 24
69.7%
Q2 24
70.3%
Q1 24
70.0%
Operating Margin
ALGN
ALGN
FOUR
FOUR
Q4 25
14.8%
10.8%
Q3 25
9.7%
9.7%
Q2 25
16.1%
8.6%
Q1 25
13.4%
3.0%
Q4 24
14.5%
9.7%
Q3 24
16.6%
8.8%
Q2 24
14.3%
7.2%
Q1 24
15.5%
3.0%
Net Margin
ALGN
ALGN
FOUR
FOUR
Q4 25
13.0%
3.4%
Q3 25
5.7%
2.4%
Q2 25
12.3%
3.5%
Q1 25
9.5%
2.0%
Q4 24
10.4%
13.1%
Q3 24
11.9%
5.9%
Q2 24
9.4%
4.7%
Q1 24
10.5%
2.9%
EPS (diluted)
ALGN
ALGN
FOUR
FOUR
Q4 25
$1.88
Q3 25
$0.78
Q2 25
$1.72
Q1 25
$1.27
Q4 24
$1.40
Q3 24
$1.55
Q2 24
$1.28
Q1 24
$1.39

Balance Sheet & Financial Strength

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

Metric
ALGN
ALGN
FOUR
FOUR
Cash + ST InvestmentsLiquidity on hand
$1.1B
$964.0M
Total DebtLower is stronger
$4.5B
Stockholders' EquityBook value
$4.0B
$1.4B
Total Assets
$6.2B
$8.7B
Debt / EquityLower = less leverage
3.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALGN
ALGN
FOUR
FOUR
Q4 25
$1.1B
$964.0M
Q3 25
$1.0B
$1.5B
Q2 25
$901.2M
$3.0B
Q1 25
$873.0M
$1.2B
Q4 24
$1.0B
$1.2B
Q3 24
$1.0B
$1.4B
Q2 24
$761.4M
$205.0M
Q1 24
$865.8M
$522.9M
Total Debt
ALGN
ALGN
FOUR
FOUR
Q4 25
$4.5B
Q3 25
$4.7B
Q2 25
$3.7B
Q1 25
$2.8B
Q4 24
$2.8B
Q3 24
Q2 24
Q1 24
Stockholders' Equity
ALGN
ALGN
FOUR
FOUR
Q4 25
$4.0B
$1.4B
Q3 25
$4.0B
$1.7B
Q2 25
$3.9B
$1.6B
Q1 25
$3.8B
$805.2M
Q4 24
$3.9B
$806.6M
Q3 24
$3.9B
$811.8M
Q2 24
$3.8B
$700.8M
Q1 24
$3.8B
$674.5M
Total Assets
ALGN
ALGN
FOUR
FOUR
Q4 25
$6.2B
$8.7B
Q3 25
$6.2B
$9.0B
Q2 25
$6.2B
$7.0B
Q1 25
$6.1B
$5.0B
Q4 24
$6.2B
$5.0B
Q3 24
$6.4B
$5.0B
Q2 24
$6.2B
$3.5B
Q1 24
$6.2B
$3.4B
Debt / Equity
ALGN
ALGN
FOUR
FOUR
Q4 25
3.15×
Q3 25
2.83×
Q2 25
2.34×
Q1 25
3.53×
Q4 24
3.52×
Q3 24
Q2 24
Q1 24

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
FOUR
FOUR
Operating Cash FlowLast quarter
$223.2M
$223.7M
Free Cash FlowOCF − Capex
$187.3M
$222.5M
FCF MarginFCF / Revenue
17.9%
18.7%
Capex IntensityCapex / Revenue
3.4%
0.1%
Cash ConversionOCF / Net Profit
1.64×
5.56×
TTM Free Cash FlowTrailing 4 quarters
$490.8M
$624.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALGN
ALGN
FOUR
FOUR
Q4 25
$223.2M
$223.7M
Q3 25
$188.7M
$171.8M
Q2 25
$128.7M
$141.9M
Q1 25
$52.7M
$96.6M
Q4 24
$286.1M
$145.4M
Q3 24
$263.7M
$182.1M
Q2 24
$159.8M
$116.1M
Q1 24
$28.7M
$56.7M
Free Cash Flow
ALGN
ALGN
FOUR
FOUR
Q4 25
$187.3M
$222.5M
Q3 25
$169.0M
$165.4M
Q2 25
$107.2M
$141.0M
Q1 25
$27.4M
$95.1M
Q4 24
$263.1M
$143.8M
Q3 24
$233.9M
$180.1M
Q2 24
$106.4M
$113.9M
Q1 24
$19.3M
$55.4M
FCF Margin
ALGN
ALGN
FOUR
FOUR
Q4 25
17.9%
18.7%
Q3 25
17.0%
14.1%
Q2 25
10.6%
14.6%
Q1 25
2.8%
11.2%
Q4 24
26.4%
16.2%
Q3 24
23.9%
19.8%
Q2 24
10.3%
13.8%
Q1 24
1.9%
7.8%
Capex Intensity
ALGN
ALGN
FOUR
FOUR
Q4 25
3.4%
0.1%
Q3 25
2.0%
0.5%
Q2 25
2.1%
0.1%
Q1 25
2.6%
0.2%
Q4 24
2.3%
0.2%
Q3 24
3.0%
0.2%
Q2 24
5.2%
0.3%
Q1 24
0.9%
0.2%
Cash Conversion
ALGN
ALGN
FOUR
FOUR
Q4 25
1.64×
5.56×
Q3 25
3.33×
6.11×
Q2 25
1.03×
4.17×
Q1 25
0.57×
5.78×
Q4 24
2.76×
1.25×
Q3 24
2.27×
3.38×
Q2 24
1.66×
2.96×
Q1 24
0.27×
2.75×

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%

FOUR
FOUR

Payments Based Revenue$788.8M66%
Other$255.0M21%
Subscription And Other Revenues$144.8M12%

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