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Side-by-side financial comparison of Intuitive Surgical (ISRG) and Lumen Technologies, Inc. (LUMN). Click either name above to swap in a different company.

Intuitive Surgical is the larger business by last-quarter revenue ($2.8B vs $2.7B, roughly 1.0× Lumen Technologies, Inc.). Intuitive Surgical runs the higher net margin — 29.8% vs -0.1%, a 29.9% gap on every dollar of revenue. On growth, Intuitive Surgical posted the faster year-over-year revenue change (23.0% vs -11.0%). Over the past eight quarters, Intuitive Surgical's revenue compounded faster (17.4% CAGR vs -5.3%).

Intuitive Surgical, Inc. is an American biotechnology company that develops, manufactures, and markets robotic products designed to improve clinical outcomes of patients through minimally invasive surgery, most notably with the da Vinci Surgical System. The company is part of the Nasdaq-100, S&P 100 and S&P 500. As of 31 December 2021, Intuitive Surgical had an installed base of 6,730 da Vinci Surgical Systems, including 4,139 in the U.S.

Lumen Technologies, Inc. is an American telecommunications company headquartered in Monroe, Louisiana. It offers network, security, cloud, voice, and other managed communications services through its fiber optic and copper networks, data centers and cloud computing services. The company has been included in the S&P 600 index since March 2023, and was previously listed among the S&P 500.

ISRG vs LUMN — Head-to-Head

Bigger by revenue
ISRG
ISRG
1.0× larger
ISRG
$2.8B
$2.7B
LUMN
Growing faster (revenue YoY)
ISRG
ISRG
+33.9% gap
ISRG
23.0%
-11.0%
LUMN
Higher net margin
ISRG
ISRG
29.9% more per $
ISRG
29.8%
-0.1%
LUMN
Faster 2-yr revenue CAGR
ISRG
ISRG
Annualised
ISRG
17.4%
-5.3%
LUMN

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
ISRG
ISRG
LUMN
LUMN
Revenue
$2.8B
$2.7B
Net Profit
$826.0M
$-2.0M
Gross Margin
66.1%
40.7%
Operating Margin
-7.3%
Net Margin
29.8%
-0.1%
Revenue YoY
23.0%
-11.0%
Net Profit YoY
17.4%
-102.4%
EPS (diluted)
$2.28
$-0.01

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
ISRG
ISRG
LUMN
LUMN
Q1 26
$2.8B
Q4 25
$2.9B
$2.7B
Q3 25
$2.5B
$2.8B
Q2 25
$2.4B
$2.9B
Q1 25
$2.3B
$2.9B
Q4 24
$2.4B
$3.1B
Q3 24
$2.0B
$3.0B
Q2 24
$2.0B
$3.0B
Net Profit
ISRG
ISRG
LUMN
LUMN
Q1 26
$826.0M
Q4 25
$794.8M
$-2.0M
Q3 25
$704.4M
$-621.0M
Q2 25
$658.4M
$-915.0M
Q1 25
$698.4M
$-201.0M
Q4 24
$685.7M
$85.0M
Q3 24
$565.1M
$-148.0M
Q2 24
$526.9M
$-49.0M
Gross Margin
ISRG
ISRG
LUMN
LUMN
Q1 26
66.1%
Q4 25
66.4%
40.7%
Q3 25
66.4%
39.4%
Q2 25
66.3%
43.4%
Q1 25
64.7%
42.0%
Q4 24
68.0%
44.7%
Q3 24
67.4%
43.0%
Q2 24
68.3%
45.2%
Operating Margin
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
30.2%
-7.3%
Q3 25
30.3%
-4.1%
Q2 25
30.5%
-21.0%
Q1 25
25.7%
3.7%
Q4 24
30.4%
5.0%
Q3 24
28.3%
4.2%
Q2 24
28.2%
4.5%
Net Margin
ISRG
ISRG
LUMN
LUMN
Q1 26
29.8%
Q4 25
27.7%
-0.1%
Q3 25
28.1%
-22.1%
Q2 25
27.0%
-31.9%
Q1 25
31.0%
-6.9%
Q4 24
28.4%
2.8%
Q3 24
27.7%
-5.0%
Q2 24
26.2%
-1.6%
EPS (diluted)
ISRG
ISRG
LUMN
LUMN
Q1 26
$2.28
Q4 25
$2.19
$-0.01
Q3 25
$1.95
$-0.62
Q2 25
$1.81
$-0.92
Q1 25
$1.92
$-0.20
Q4 24
$1.89
$0.08
Q3 24
$1.56
$-0.15
Q2 24
$1.46
$-0.05

Balance Sheet & Financial Strength

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

Metric
ISRG
ISRG
LUMN
LUMN
Cash + ST InvestmentsLiquidity on hand
$1.0B
Total DebtLower is stronger
$17.4B
Stockholders' EquityBook value
$17.6B
$-1.1B
Total Assets
$20.1B
$34.3B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
$5.9B
$1.0B
Q3 25
$4.9B
$2.4B
Q2 25
$5.3B
$1.6B
Q1 25
$4.5B
$1.9B
Q4 24
$4.0B
$1.9B
Q3 24
$4.2B
$2.6B
Q2 24
$4.8B
$1.5B
Total Debt
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
$17.4B
Q3 25
$17.6B
Q2 25
$17.6B
Q1 25
$17.3B
Q4 24
$17.5B
Q3 24
$18.1B
Q2 24
$18.4B
Stockholders' Equity
ISRG
ISRG
LUMN
LUMN
Q1 26
$17.6B
Q4 25
$17.8B
$-1.1B
Q3 25
$16.9B
$-1.2B
Q2 25
$17.8B
$-595.0M
Q1 25
$17.1B
$289.0M
Q4 24
$16.4B
$464.0M
Q3 24
$15.6B
$342.0M
Q2 24
$14.7B
$466.0M
Total Assets
ISRG
ISRG
LUMN
LUMN
Q1 26
$20.1B
Q4 25
$20.5B
$34.3B
Q3 25
$19.4B
$34.3B
Q2 25
$20.2B
$33.0B
Q1 25
$19.2B
$33.5B
Q4 24
$18.7B
$33.5B
Q3 24
$17.7B
$34.0B
Q2 24
$16.6B
$32.9B
Debt / Equity
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
Q3 25
Q2 25
Q1 25
59.98×
Q4 24
37.70×
Q3 24
53.05×
Q2 24
39.51×

Cash Flow & Capital Efficiency

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

Metric
ISRG
ISRG
LUMN
LUMN
Operating Cash FlowLast quarter
$562.0M
Free Cash FlowOCF − Capex
$-1.1B
FCF MarginFCF / Revenue
-39.4%
Capex IntensityCapex / Revenue
59.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$371.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
$892.5M
$562.0M
Q3 25
$841.0M
$2.5B
Q2 25
$715.4M
$570.0M
Q1 25
$581.6M
$1.1B
Q4 24
$822.6M
$688.0M
Q3 24
$706.5M
$2.0B
Q2 24
$620.5M
$511.0M
Free Cash Flow
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
$730.0M
$-1.1B
Q3 25
$735.6M
$1.5B
Q2 25
$560.1M
$-321.0M
Q1 25
$465.0M
$304.0M
Q4 24
$510.6M
$-227.0M
Q3 24
$458.6M
$1.2B
Q2 24
$311.1M
$-242.0M
FCF Margin
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
25.5%
-39.4%
Q3 25
29.4%
52.4%
Q2 25
23.0%
-11.2%
Q1 25
20.6%
10.4%
Q4 24
21.2%
-7.4%
Q3 24
22.5%
39.8%
Q2 24
15.5%
-8.0%
Capex Intensity
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
5.7%
59.9%
Q3 25
4.2%
37.1%
Q2 25
6.4%
31.1%
Q1 25
5.2%
27.2%
Q4 24
12.9%
29.7%
Q3 24
12.2%
28.6%
Q2 24
15.4%
25.0%
Cash Conversion
ISRG
ISRG
LUMN
LUMN
Q1 26
Q4 25
1.12×
Q3 25
1.19×
Q2 25
1.09×
Q1 25
0.83×
Q4 24
1.20×
8.09×
Q3 24
1.25×
Q2 24
1.18×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ISRG
ISRG

Instruments and accessories$1.7B61%
Systems$650.7M23%
Services$433.7M16%

LUMN
LUMN

Large Enterprise$758.0M28%
Wholesale$661.0M24%
Mid Market Enterprise$472.0M17%
Fiber Broadband$232.0M8%
Other Broadband$218.0M8%
Other$184.0M7%
Voice And Other$166.0M6%
International And Other$77.0M3%

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