ISRG vs SKYA vs BSX Stock Comparison

Intuitive Surgical, SkyAI and Boston Scientific Prices as of Oct 27, 2026 Peers: Industry group
ISRG Intuitive Surgical Inc
$445.88 +10.0% 1M -19.1% 1Y
Market cap
$154.54B
P/E
52.6x
Revenue (TTM)
$11.58B
Div. yield
–
Medical Devices Healthcare
6 wins
SKYA SkyAI, Inc.
$2.91 +54.8% 1M -46.2% 1Y
Market cap
$209.79M
P/E
–
Revenue (TTM)
$194.22K
Div. yield
–
Medical Supplies Healthcare
2 wins
BSX Boston Scientific Corp
$45.08 +2.6% 1M -56.0% 1Y
Market cap
$65.33B
P/E
18.0x
Revenue (TTM)
$21.00B
Div. yield
–
Medical Devices Healthcare
1 win

Head to Head

9 decided of 12

Intuitive Surgical leads on 6 of the 12 questions below (Intuitive Surgical 6, SkyAI 2, Boston Scientific 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionISRGSKYABSXLeader
Larger companyMarket capitalisation $154.54B $209.79M $65.33B ISRG
Cheaper on earningsLower P/E, profitable companies only 52.6x -0.7x 18.0x BSX
Cheaper on forward earningsLower price / next fiscal year consensus EPS 38.9x 0.0x 14.4x SKYA
Faster revenue growthRevenue growth, trailing twelve months +20.5% +108.9% +13.5% SKYA
More profitableNet margin, trailing twelve months 25.5% -158,431.4% 17.5% ISRG
Better return on capitalReturn on invested capital — — 10.5% –
Less leveragedLower net debt / EBITDA — — 2.2x –
Higher dividend yieldTrailing dividend yield — — — –
Better 1-year returnPrice return, last 12 months -19.1% -46.2% -56.0% ISRG
Better 5-year returnAnnualised price return, 5 years +4.6%/yr — +0.8%/yr ISRG
Less volatileAnnualised volatility, 1 year 34.6% 106.0% 39.9% ISRG
Higher overall scoreMean of the five percentile scores vs peers 80/100 26/100 69/100 ISRG

Percentile Scorecard

ISRGSKYABSX

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisISRGSKYABSX
Valuation 54 #106 of 227 2 #222 of 227 89 #26 of 227
Growth 80 #45 of 219 6 #205 of 219 86 #32 of 219
Profitability 98 #6 of 206 1 #204 of 206 91 #19 of 206
Financial Health 78 #53 of 238 95 #14 of 238 42 #138 of 238
Shareholder Returns 92 #12 of 134 – 39 #82 of 134
Overall 80 26 69
  • ISRG ranked among 247 companies in Medical Devices and Diagnostics
  • SKYA ranked among 247 companies in Medical Devices and Diagnostics
  • BSX ranked among 247 companies in Medical Devices and Diagnostics

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodISRGSKYABSXSPY
1 month +10.0%+54.8%+2.6% -0.2%
3 months +23.2%+107.9%-2.3% +3.9%
6 months -4.4%+62.6%-22.9% +8.2%
Year to date -21.3%+43.3%-52.7% +12.9%
1 year -19.1%-46.2%-56.0% +12.3%
3 years +72.2%-99.9%-9.0% +87.4%
3 years, per year +19.9%-90.1%-3.1% +23.3%
5 years +25.4%—+4.3% +67.9%
5 years, per year +4.6%—+0.8% +10.9%
10 years +505.1%—+109.8% +261.1%
10 years, per year +19.7%—+7.7% +13.7%

Risk

MeasureISRGSKYABSXSPY
Volatility, 1Y 34.6%106.0%39.9% 12.7%
Downside volatility, 1Y 37.4%104.5%46.9% 12.7%
Beta vs S&P 500, 1Y 0.892.590.14 1.00
Return / volatility, 1Y -0.55-0.44-1.40 0.97
Max drawdown, 5Y -49.9%-100.0%-61.6% -25.4%
From 52-week high -24.8%-46.2%-57.1% -1.2%
52-week high $592.85$5.41$104.98 $779.14
52-week low $332.02$0.95$41.57 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleISRGSKYABSX
P/E now vs peer median 52.6xmedian 29.6x -0.7xmedian 29.6x 18.0xmedian 29.6x
P/S now vs peer median 13.3xmedian 2.9x 1,080xmedian 2.9x 3.1xmedian 2.9x
EV/EBITDA now vs peer median 36.8xmedian 17.4x —median 17.4x 13.9xmedian 17.4x
P/FCF now vs peer median 43.0xmedian 22.3x —median 22.3x 18.0xmedian 22.3x
P/B now vs peer median 9.6xmedian 2.3x 1.3xmedian 2.3x 2.6xmedian 2.3x
PEG now vs peer median 2.05median 1.04 0.01median 1.04 0.29median 1.04

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsISRGSKYABSX
Revenue $11.58B $194.22K $21.00B
Gross profit $7.78B $321.93K $14.68B
Operating income $3.28B -$289.52M $4.15B
Net income $2.97B -$307.71M $3.67B
Free cash flow $3.60B – $3.63B
R&D $1.49B $399.91K $2.15B
EPS (diluted) $8.41 $-4.27 $2.49
Cash & equivalents $2.98B $12.07M $539.00M
Total debt – – $12.62B
Shares (diluted) 351.60M 72.09M 1.47B
Enterprise value $134.96B $168.49M $60.34B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricISRGSKYABSX
P/E 52.6x -0.7x 18.0x
P/FCF 43.0x – 18.0x
P/Operating cash flow 37.8x – 14.4x
P/S 13.3x 1,080x 3.1x
P/B 9.6x 1.3x 2.6x
P/Tangible book 10.4x 16.1x 3.6x
EV/EBITDA 36.8x – 13.9x
EV/EBIT 45.8x -0.7x 18.6x
EV/Revenue 13.0x 1,018x 3.7x
EV/FCF 41.8x – 21.4x
EV/Operating cash flow 36.8x – 17.1x
PEG (3Y EPS CAGR) 2.05 0.01 0.29

Growth

14 metrics
MetricISRGSKYABSX
Revenue growth (1Y) 20.5% 108.9% 13.5%
Revenue CAGR (3Y) 19.1% 23.8% 16.1%
Gross profit growth (1Y) 21.9% – 16.3%
Gross profit CAGR (3Y) 19.5% – 16.4%
Operating income growth (1Y) 16.6% -5,525% 31.9%
Operating income CAGR (3Y) 24.8% -212.8% 31.5%
Net income growth (1Y) 7.5% -42,440% 46.9%
Net income CAGR (3Y) 24.4% -238.0% 59.0%
EPS growth (1Y) 10.8% -487.2% 48.6%
EPS CAGR (3Y) 25.7% -84.2% 61.5%
Operating cash flow growth (1Y) 38.1% – 5.7%
Operating cash flow CAGR (3Y) 26.4% – 28.7%
Free cash flow growth (1Y) 58.4% – 4.0%
Free cash flow CAGR (3Y) 42.0% – 33.9%

Profitability

14 metrics
MetricISRGSKYABSX
Gross margin 67.2% 165.8% 69.9%
EBITDA margin 35.3% – 26.5%
Operating margin 28.4% -149,065% 19.8%
Pretax margin 31.3% -151,352% 18.4%
Net margin 25.5% -158,431% 17.5%
FCF margin 31.1% – 17.3%
Operating cash flow margin 35.3% – 21.6%
Return on equity 17.3% -140.2% 14.3%
Return on assets 14.8% -137.6% 8.2%
Return on invested capital – – 10.5%
Return on capital employed 18.7% -136.7% 10.8%
Asset turnover 0.6x 0.0x 0.5x
Cash conversion (OCF / net income) 1.4x – 1.2x
Stock comp / revenue 7.2% 48,037% 1.5%

Financial Health

11 metrics
MetricISRGSKYABSX
Debt / assets – – 27.9%
Debt / equity – – 0.5x
Net debt / EBITDA – – 2.2x
Debt / FCF – – 3.5x
Liabilities / assets 16.7% 1.9% 44.3%
Equity / assets 83.3% 98.1% 55.7%
Interest coverage – – 11.4x
Current ratio 3.3x 5.3x 1.2x
Quick ratio 2.3x 4.4x 0.6x
Cash ratio 1.6x 4.2x 0.1x
Altman Z-score 30.55 31.41 3.01

Shareholder Returns

7 metrics
MetricISRGSKYABSX
Dividend yield – – –
Net buyback yield 2.8% – -0.3%
Shareholder yield 2.8% – -0.3%
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusISRGSKYABSX
Forward P/E 38.9xFY2026 0.0xFY2026 14.4xFY2026
EPS, next fiscal year $11.47FY2026 $2,362.06FY2026 $3.12FY2026
EPS growth, next FY +28.4%FY2026 – +2.0%FY2026
EPS growth, the year after +4.5% – +14.7%
Revenue, next fiscal year $11.60BFY2026 $70.01MFY2026 $20.67BFY2026
Revenue growth, next FY +15.3%FY2026 +34,200.1%FY2026 +3.0%FY2026
Revenue growth, the year after +11.3% +17.5% +1.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersISRGSKYABSX
Held by institutions 86.2% – 90.5%
Institutions holding 2,235 – 1,481
Change in shares held, QoQ +4.6% – -0.7%
Institutions buying 1,070 – 738
Institutions selling 877 – 610
Buyers to sellers 1.22 – 1.21

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

ISRGSKYABSX
ISRG 1.00 0.15 0.38
SKYA 0.15 1.00 0.01
BSX 0.38 0.01 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ISRG, SKYA and BSX?

Intuitive Surgical (ISRG) is the largest by market capitalisation: Intuitive Surgical (ISRG) $154.54B, SkyAI (SKYA) $209.79M, Boston Scientific (BSX) $65.33B.

Which stock is cheaper, ISRG, SKYA and BSX?

Boston Scientific (BSX) trades on the lowest price-to-earnings ratio (Intuitive Surgical (ISRG) 52.6x, SkyAI (SKYA) -0.7x, Boston Scientific (BSX) 18.0x). On next year's consensus earnings, SkyAI (SKYA) is cheapest (Intuitive Surgical (ISRG) 38.9x, SkyAI (SKYA) 0.0x, Boston Scientific (BSX) 14.4x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

SkyAI (SKYA) grew revenue fastest over the trailing twelve months: Intuitive Surgical (ISRG) +20.5%, SkyAI (SKYA) +108.9%, Boston Scientific (BSX) +13.5%.

Which company is more profitable?

Intuitive Surgical (ISRG) has the highest net margin (Intuitive Surgical (ISRG) 25.5%, SkyAI (SKYA) -158,431.4%, Boston Scientific (BSX) 17.5%).

Which stock has performed better?

Over the past year Intuitive Surgical (ISRG) returned the most: Intuitive Surgical (ISRG) -19.1%, SkyAI (SKYA) -46.2%, Boston Scientific (BSX) -56.0%. Over five years, Intuitive Surgical (ISRG) compounded fastest (Intuitive Surgical (ISRG) +4.6%/yr, Boston Scientific (BSX) +0.8%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Intuitive Surgical (ISRG) has been the steadiest (Intuitive Surgical (ISRG) 34.6%, SkyAI (SKYA) 106.0%, Boston Scientific (BSX) 39.9%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ISRG, SKYA and BSX?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Intuitive Surgical (ISRG) leads on 6. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.