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Side-by-side financial comparison of AES Corporation (AES) and Intuitive Surgical (ISRG). Click either name above to swap in a different company.

AES Corporation is the larger business by last-quarter revenue ($3.1B vs $2.8B, roughly 1.1× Intuitive Surgical). Intuitive Surgical runs the higher net margin — 29.8% vs 10.3%, a 19.5% gap on every dollar of revenue. On growth, Intuitive Surgical posted the faster year-over-year revenue change (23.0% vs 4.7%). Over the past eight quarters, Intuitive Surgical's revenue compounded faster (17.4% CAGR vs 0.3%).

The AES Corporation is an American utility and power generation company. It owns and operates power plants, which it uses to generate and sell electricity to end users and intermediaries like utilities and industrial facilities. AES, headquartered in Arlington, Virginia, is one of the world's leading power companies, generating and distributing electric power in 15 countries and employing 10,500 people worldwide. AES Corporation is a global Fortune 500 power company.

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.

AES vs ISRG — Head-to-Head

Bigger by revenue
AES
AES
1.1× larger
AES
$3.1B
$2.8B
ISRG
Growing faster (revenue YoY)
ISRG
ISRG
+18.3% gap
ISRG
23.0%
4.7%
AES
Higher net margin
ISRG
ISRG
19.5% more per $
ISRG
29.8%
10.3%
AES
Faster 2-yr revenue CAGR
ISRG
ISRG
Annualised
ISRG
17.4%
0.3%
AES

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AES
AES
ISRG
ISRG
Revenue
$3.1B
$2.8B
Net Profit
$320.0M
$826.0M
Gross Margin
18.8%
66.1%
Operating Margin
-8.7%
64.8%
Net Margin
10.3%
29.8%
Revenue YoY
4.7%
23.0%
Net Profit YoY
-42.9%
17.4%
EPS (diluted)
$0.45
$2.28

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
AES
AES
ISRG
ISRG
Q1 26
$2.8B
Q4 25
$3.1B
$2.9B
Q3 25
$3.4B
$2.5B
Q2 25
$2.9B
$2.4B
Q1 25
$2.9B
$2.3B
Q4 24
$3.0B
$2.4B
Q3 24
$3.3B
$2.0B
Q2 24
$2.9B
$2.0B
Net Profit
AES
AES
ISRG
ISRG
Q1 26
$826.0M
Q4 25
$320.0M
$794.8M
Q3 25
$639.0M
$704.4M
Q2 25
$-95.0M
$658.4M
Q1 25
$46.0M
$698.4M
Q4 24
$560.0M
$685.7M
Q3 24
$502.0M
$565.1M
Q2 24
$185.0M
$526.9M
Gross Margin
AES
AES
ISRG
ISRG
Q1 26
66.1%
Q4 25
18.8%
66.4%
Q3 25
21.9%
66.4%
Q2 25
15.9%
66.3%
Q1 25
15.1%
64.7%
Q4 24
14.2%
68.0%
Q3 24
22.0%
67.4%
Q2 24
18.8%
68.3%
Operating Margin
AES
AES
ISRG
ISRG
Q1 26
64.8%
Q4 25
-8.7%
30.2%
Q3 25
9.8%
30.3%
Q2 25
1.4%
30.5%
Q1 25
-0.8%
25.7%
Q4 24
12.3%
30.4%
Q3 24
10.0%
28.3%
Q2 24
-2.6%
28.2%
Net Margin
AES
AES
ISRG
ISRG
Q1 26
29.8%
Q4 25
10.3%
27.7%
Q3 25
19.1%
28.1%
Q2 25
-3.3%
27.0%
Q1 25
1.6%
31.0%
Q4 24
18.9%
28.4%
Q3 24
15.3%
27.7%
Q2 24
6.3%
26.2%
EPS (diluted)
AES
AES
ISRG
ISRG
Q1 26
$2.28
Q4 25
$0.45
$2.19
Q3 25
$0.89
$1.95
Q2 25
$-0.15
$1.81
Q1 25
$0.07
$1.92
Q4 24
$0.78
$1.89
Q3 24
$0.71
$1.56
Q2 24
$0.27
$1.46

Balance Sheet & Financial Strength

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

Metric
AES
AES
ISRG
ISRG
Cash + ST InvestmentsLiquidity on hand
$1.6B
Total DebtLower is stronger
Stockholders' EquityBook value
$4.1B
$17.6B
Total Assets
$51.8B
$20.1B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AES
AES
ISRG
ISRG
Q1 26
Q4 25
$1.6B
$5.9B
Q3 25
$1.8B
$4.9B
Q2 25
$1.4B
$5.3B
Q1 25
$1.8B
$4.5B
Q4 24
$1.6B
$4.0B
Q3 24
$2.0B
$4.2B
Q2 24
$1.8B
$4.8B
Stockholders' Equity
AES
AES
ISRG
ISRG
Q1 26
$17.6B
Q4 25
$4.1B
$17.8B
Q3 25
$3.9B
$16.9B
Q2 25
$3.4B
$17.8B
Q1 25
$3.5B
$17.1B
Q4 24
$3.6B
$16.4B
Q3 24
$3.3B
$15.6B
Q2 24
$3.1B
$14.7B
Total Assets
AES
AES
ISRG
ISRG
Q1 26
$20.1B
Q4 25
$51.8B
$20.5B
Q3 25
$50.8B
$19.4B
Q2 25
$48.5B
$20.2B
Q1 25
$48.6B
$19.2B
Q4 24
$47.4B
$18.7B
Q3 24
$50.1B
$17.7B
Q2 24
$47.7B
$16.6B

Cash Flow & Capital Efficiency

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

Metric
AES
AES
ISRG
ISRG
Operating Cash FlowLast quarter
$1.5B
Free Cash FlowOCF − Capex
$-47.0M
FCF MarginFCF / Revenue
-1.5%
Capex IntensityCapex / Revenue
49.5%
Cash ConversionOCF / Net Profit
4.65×
TTM Free Cash FlowTrailing 4 quarters
$-1.6B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AES
AES
ISRG
ISRG
Q1 26
Q4 25
$1.5B
$892.5M
Q3 25
$1.3B
$841.0M
Q2 25
$976.0M
$715.4M
Q1 25
$545.0M
$581.6M
Q4 24
$1.1B
$822.6M
Q3 24
$985.0M
$706.5M
Q2 24
$392.0M
$620.5M
Free Cash Flow
AES
AES
ISRG
ISRG
Q1 26
Q4 25
$-47.0M
$730.0M
Q3 25
$-511.0M
$735.6M
Q2 25
$-356.0M
$560.1M
Q1 25
$-709.0M
$465.0M
Q4 24
$-639.0M
$510.6M
Q3 24
$-847.0M
$458.6M
Q2 24
$-1.3B
$311.1M
FCF Margin
AES
AES
ISRG
ISRG
Q1 26
Q4 25
-1.5%
25.5%
Q3 25
-15.2%
29.4%
Q2 25
-12.5%
23.0%
Q1 25
-24.2%
20.6%
Q4 24
-21.6%
21.2%
Q3 24
-25.8%
22.5%
Q2 24
-43.9%
15.5%
Capex Intensity
AES
AES
ISRG
ISRG
Q1 26
Q4 25
49.5%
5.7%
Q3 25
54.0%
4.2%
Q2 25
46.7%
6.4%
Q1 25
42.9%
5.2%
Q4 24
58.3%
12.9%
Q3 24
55.7%
12.2%
Q2 24
57.3%
15.4%
Cash Conversion
AES
AES
ISRG
ISRG
Q1 26
Q4 25
4.65×
1.12×
Q3 25
2.03×
1.19×
Q2 25
1.09×
Q1 25
11.85×
0.83×
Q4 24
1.94×
1.20×
Q3 24
1.96×
1.25×
Q2 24
2.12×
1.18×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AES
AES

Electric Distribution$1.0B33%
Regulated Revenue$1.0B33%
Renewables$786.0M25%
AES Andes$225.0M7%
Corporate Other And Other$38.0M1%
Other Expense$10.0M0%

ISRG
ISRG

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

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