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Company Profile

ISRG insider trades (13 months) →

Today's multi-factor rank: 299 of 466 · see the ranking

Intuitive Surgical, Inc. (ISRG): Quantitative Analysis

Intuitive Surgical, Inc. (ISRG) — Healthcare — Medical Instruments & Supplies. ISRG is in the S&P 500 today. Model factor scores and market data, recalculated every trading day.

So far in 2026, ISRG has returned −30.6% against +12.2% for the S&P 500 (SPY): total return, dividends included on both sides, from Dec 31, 2025 to Sep 18, 2026.

ISRG ranks 299 of 466 on today's multifactor score, and 38 of the 55 Healthcare companies that score. Its strongest factor is quality (Z 0.54, ranked 70 of 473); its weakest is momentum (Z -0.67, ranked 385 of 497). Each factor ranks only the companies with data for it, and the multifactor score only those with all four: that is why the totals differ.

Factor scores

The Z-Score is how many standard deviations the company sits from the index average: 0 is average, positive is better than average, negative is worse.

FactorZ-ScoreRank
Multifactor-0.142299 of 466 ↓5
Momentum-0.669385 of 497 ↑4
Value-0.662441 of 494 ↓5
Quality0.54370 of 473 =
Growth0.218109 of 494 =

Market data

MetricValue
Price$393.33
Market Cap140.92B
P/E44.05
Revenue (last 12 months)11.03B
Price / book7.66
Book value per share$51.34
52-week range$328.57 – $603.88
Beta1.47
Average volume3,062,166
Shares outstanding358.28M
Short interest (% of float)2.20% (as of Aug 31, 2026)

When does ISRG report earnings? 11 of its last 11, after the close →

What are ISRG insiders doing? 165 transactions filed with the SEC, of them 71 sells, the last one on Sep 15, 2026 →

Data as of Sep 18, 2026. Source: point-in-time SEC fundamentals and closing prices. Method and formulas are on the home page.

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S&P 500 market gravity