ISRG vs RMTI vs EW Stock Comparison

Intuitive Surgical, Rockwell Medical and Edwards Lifesciences Prices as of Nov 3, 2026 Peers: Industry group
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ISRG Intuitive Surgical Inc
$440.75 +12.5% 1M -19.0% 1Y
Market cap
$168.86B
P/E
57.1x
Revenue (TTM)
$11.58B
Div. yield
–
Medical Devices Healthcare
4 wins
RMTI Rockwell Medical, Inc.
$8.09 -5.4% 1M +649.1% 1Y
Market cap
$31.63M
P/E
–
Revenue (TTM)
$69.39M
Div. yield
–
Medical Supplies Healthcare
2 wins
EW Edwards Lifesciences Corp
$95.21 +11.8% 1M +14.6% 1Y
Market cap
$57.28B
P/E
57.0x
Revenue (TTM)
$6.51B
Div. yield
–
Medical Devices Healthcare
4 wins

Head to Head

10 decided of 12

Intuitive Surgical leads on 4 of the 12 questions below (Intuitive Surgical 4, Edwards Lifesciences 4, Rockwell Medical 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionISRGRMTIEWLeader
Larger companyMarket capitalisation $168.86B $31.63M $57.28B ISRG
Cheaper on earningsLower P/E, profitable companies only 57.1x -6.2x 57.0x EW
Cheaper on forward earningsLower price / next fiscal year consensus EPS 38.4x — 33.6x EW
Faster revenue growthRevenue growth, trailing twelve months +20.5% -21.1% +14.6% ISRG
More profitableNet margin, trailing twelve months 25.5% -7.3% 15.4% ISRG
Better return on capitalReturn on invested capital — — 9.0% –
Less leveragedLower net debt / EBITDA — 7.8x -2.3x EW
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -19.0% +649.1% +14.6% RMTI
Better 5-year returnAnnualised price return, 5 years +3.9%/yr +6.0%/yr -4.1%/yr RMTI
Less volatileAnnualised volatility, 1 year 34.7% 402.1% 25.0% EW
Higher overall scoreMean of the five percentile scores vs peers 80/100 57/100 78/100 ISRG

Percentile Scorecard

ISRGRMTIEW

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

AxisISRGRMTIEW
Valuation 50 #114 of 229 89 #26 of 229 63 #85 of 229
Growth 81 #42 of 221 26 #164 of 221 55 #100 of 221
Profitability 97 #7 of 209 56 #93 of 209 96 #10 of 209
Financial Health 79 #51 of 240 56 #107 of 240 89 #28 of 240
Shareholder Returns 92 #13 of 147 – 86 #22 of 147
Overall 80 57 78
  • ISRG ranked among 248 companies in Medical Devices and Diagnostics
  • RMTI ranked among 248 companies in Medical Devices and Diagnostics
  • EW ranked among 248 companies in Medical Devices and Diagnostics

Price Performance

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

Returns

PeriodISRGRMTIEWSPY
1 month +12.5%-5.4%+11.8% -2.0%
3 months +19.7%+6.9%+6.2% -2.2%
6 months -2.4%+840.7%+14.8% +4.2%
Year to date -22.2%+874.7%+11.7% +10.6%
1 year -19.0%+649.1%+14.6% +10.4%
3 years +58.2%+290.8%+42.0% +73.6%
3 years, per year +16.5%+57.6%+12.4% +20.2%
5 years +21.3%+33.7%-18.9% +61.6%
5 years, per year +3.9%+6.0%-4.1% +10.1%
10 years +489.2%-86.6%+219.8% +261.3%
10 years, per year +19.4%-18.2%+12.3% +13.7%

Risk

MeasureISRGRMTIEWSPY
Volatility, 1Y 34.7%402.1%25.0% 12.8%
Downside volatility, 1Y 37.8%354.5%24.7% 12.8%
Beta vs S&P 500, 1Y 0.901.710.60 1.00
Return / volatility, 1Y -0.551.610.58 0.81
Max drawdown, 5Y -49.9%-91.1%-54.3% -25.4%
From 52-week high -25.7%-8.6%0.0% -3.2%
52-week high $592.85$8.85$95.21 $779.14
52-week low $332.02$0.55$75.87 $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.

MultipleISRGRMTIEW
P/E now vs peer median 52.0xmedian 28.1x -6.3xmedian 28.1x 54.6xmedian 28.1x
P/S now vs peer median 13.2xmedian 2.9x 0.5xmedian 2.9x 8.4xmedian 2.9x
EV/EBITDA now vs peer median 36.4xmedian 18.0x -8.1xmedian 18.0x 31.7xmedian 18.0x
P/FCF now vs peer median 42.5xmedian 24.8x 21.4xmedian 24.8x 38.3xmedian 24.8x
P/B now vs peer median 9.5xmedian 2.3x 0.9xmedian 2.3x 5.1xmedian 2.3x
PEG now vs peer median 2.02median 0.95 -0.15median 0.95 -6.37median 0.95

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 monthsISRGRMTIEW
Revenue $11.58B $69.39M $6.51B
Gross profit $7.78B $12.29M $5.07B
Operating income $3.28B -$4.52M $1.45B
Net income $2.97B -$5.08M $1.00B
Free cash flow $3.60B $1.50M $1.43B
R&D $1.49B $40.00K $1.09B
EPS (diluted) $8.41 $-1.28 $1.74
Cash & equivalents $2.98B $10.52M $2.91B
Total debt – $9.00M $598.70M
Shares (diluted) 351.60M 3.96M 577.60M
Enterprise value $149.15B -$65.76M $41.29B

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
MetricISRGRMTIEW
P/E 52.0x -6.3x 54.6x
P/FCF 42.5x 21.4x 38.3x
P/Operating cash flow 37.4x 11.3x 31.9x
P/S 13.2x 0.5x 8.4x
P/B 9.5x 0.9x 5.1x
P/Tangible book 10.2x 1.3x 5.9x
EV/EBITDA 36.4x -8.1x 31.7x
EV/EBIT 45.3x -3.6x 35.4x
EV/Revenue 12.8x 0.2x 7.9x
EV/FCF 41.3x 10.9x 35.7x
EV/Operating cash flow 36.4x 5.7x 29.8x
PEG (3Y EPS CAGR) 2.02 -0.15 -6.37

Growth

14 metrics
MetricISRGRMTIEW
Revenue growth (1Y) 20.5% -21.1% 14.6%
Revenue CAGR (3Y) 19.1% -2.9% 15.3%
Gross profit growth (1Y) 21.9% -20.3% 13.0%
Gross profit CAGR (3Y) 19.5% 22.1% 11.9%
Operating income growth (1Y) 16.6% -250.1% -1.4%
Operating income CAGR (3Y) 24.8% 23.4% 5.0%
Net income growth (1Y) 7.5% -142.2% -75.8%
Net income CAGR (3Y) 24.4% 24.1% -10.2%
EPS growth (1Y) 10.8% -109.9% -75.3%
EPS CAGR (3Y) 25.7% 41.1% -8.6%
Operating cash flow growth (1Y) 38.1% -18.3% 116.4%
Operating cash flow CAGR (3Y) 26.4% 34.2% 22.3%
Free cash flow growth (1Y) 58.4% -44.2% 143.9%
Free cash flow CAGR (3Y) 42.0% 30.2% 26.9%

Profitability

14 metrics
MetricISRGRMTIEW
Gross margin 67.2% 17.7% 77.8%
EBITDA margin 35.3% -2.9% 24.8%
Operating margin 28.4% -6.5% 22.3%
Pretax margin 31.3% -7.9% 21.8%
Net margin 25.5% -7.3% 15.4%
FCF margin 31.1% 2.2% 22.0%
Operating cash flow margin 35.3% 4.1% 26.4%
Return on equity 17.3% -15.5% 9.5%
Return on assets 14.8% -9.6% 7.4%
Return on invested capital – – 9.0%
Return on capital employed 18.7% -9.9% 12.0%
Asset turnover 0.6x 1.2x 0.5x
Cash conversion (OCF / net income) 1.4x -0.6x 1.7x
Stock comp / revenue 7.2% 2.7% 2.6%

Financial Health

11 metrics
MetricISRGRMTIEW
Debt / assets – 15.9% 4.3%
Debt / equity – 0.3x 0.1x
Net debt / EBITDA – 7.8x -2.3x
Debt / FCF – 6.0x 0.4x
Liabilities / assets 16.7% 37.9% 22.7%
Equity / assets 83.3% 62.1% 77.3%
Interest coverage – -4.0x –
Current ratio 3.3x 3.3x 4.5x
Quick ratio 2.3x 3.0x 3.5x
Cash ratio 1.6x 2.2x 2.8x
Altman Z-score 30.22 -7.65 13.26

Shareholder Returns

7 metrics
MetricISRGRMTIEW
Dividend yield – – –
Net buyback yield 2.8% – 1.8%
Shareholder yield 2.8% – 1.8%
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.

ConsensusISRGRMTIEW
Forward P/E 38.4xFY2026 – 33.6xFY2026
EPS, next fiscal year $11.47FY2026 $-0.97FY2026 $2.83FY2026
EPS growth, next FY +28.4%FY2026 – +10.5%FY2026
EPS growth, the year after +4.5% – +12.7%
Revenue, next fiscal year $11.60BFY2026 $77.07MFY2026 $7.24BFY2026
Revenue growth, next FY +15.3%FY2026 +11.3%FY2026 +19.2%FY2026
Revenue growth, the year after +11.3% +7.5% -2.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersISRGRMTIEW
Held by institutions 86.2% 8.6% 90.6%
Institutions holding 2,240 33 1,326
Change in shares held, QoQ +4.6% -14.2% +20.4%
Institutions buying 1,073 13 642
Institutions selling 878 9 455
Buyers to sellers 1.22 1.44 1.41

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.

ISRGRMTIEW
ISRG 1.00 0.07 0.47
RMTI 0.07 1.00 0.08
EW 0.47 0.08 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ISRG, RMTI and EW?

Intuitive Surgical (ISRG) is the largest by market capitalisation: Intuitive Surgical (ISRG) $168.86B, Rockwell Medical (RMTI) $31.63M, Edwards Lifesciences (EW) $57.28B.

Which stock is cheaper, ISRG, RMTI and EW?

Edwards Lifesciences (EW) trades on the lowest price-to-earnings ratio (Intuitive Surgical (ISRG) 57.1x, Rockwell Medical (RMTI) -6.2x, Edwards Lifesciences (EW) 57.0x). On next year's consensus earnings, Edwards Lifesciences (EW) is cheapest (Intuitive Surgical (ISRG) 38.4x, Edwards Lifesciences (EW) 33.6x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Intuitive Surgical (ISRG) grew revenue fastest over the trailing twelve months: Intuitive Surgical (ISRG) +20.5%, Rockwell Medical (RMTI) -21.1%, Edwards Lifesciences (EW) +14.6%.

Which company is more profitable?

Intuitive Surgical (ISRG) has the highest net margin (Intuitive Surgical (ISRG) 25.5%, Rockwell Medical (RMTI) -7.3%, Edwards Lifesciences (EW) 15.4%).

Which stock has performed better?

Over the past year Rockwell Medical (RMTI) returned the most: Intuitive Surgical (ISRG) -19.0%, Rockwell Medical (RMTI) +649.1%, Edwards Lifesciences (EW) +14.6%. Over five years, Rockwell Medical (RMTI) compounded fastest (Intuitive Surgical (ISRG) +3.9%/yr, Rockwell Medical (RMTI) +6.0%/yr, Edwards Lifesciences (EW) -4.1%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, Edwards Lifesciences (EW) has been the steadiest (Intuitive Surgical (ISRG) 34.7%, Rockwell Medical (RMTI) 402.1%, Edwards Lifesciences (EW) 25.0%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, ISRG, RMTI and EW?

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 4. 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.