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Intuitive Surgical Inc (ISRG)

Red

Health Care · As of 17 July 2026

Price chart — 52 weeks

ISRG · 345.42 (last weekly close) SMA 10w SMA 40w
300350400450500550600AugSepOctNovDec2026FebMarAprMayJunJul20.0MWeek of Jul 21, 2025 · O 518.18 · H 530.35 · L 486.54 · C 495.86 · Vol 13.2MWeek of Jul 28, 2025 · O 498.00 · H 503.22 · L 473.24 · C 483.12 · Vol 11.6MWeek of Aug 4, 2025 · O 486.75 · H 490.00 · L 463.90 · C 470.08 · Vol 10.5MWeek of Aug 11, 2025 · O 468.16 · H 483.60 · L 468.05 · C 480.26 · Vol 8.0MWeek of Aug 18, 2025 · O 480.84 · H 487.20 · L 461.25 · C 476.16 · Vol 9.4MWeek of Aug 25, 2025 · O 475.25 · H 477.87 · L 464.80 · C 473.30 · Vol 9.4MWeek of Sep 1, 2025 · O 470.56 · H 472.57 · L 434.80 · C 466.86 · Vol 13.8MWeek of Sep 8, 2025 · O 466.70 · H 472.69 · L 446.53 · C 449.68 · Vol 10.4MWeek of Sep 15, 2025 · O 449.29 · H 450.58 · L 429.72 · C 438.72 · Vol 13.8MWeek of Sep 22, 2025 · O 438.12 · H 451.34 · L 433.43 · C 441.12 · Vol 12.4MWeek of Sep 29, 2025 · O 442.06 · H 456.59 · L 430.34 · C 452.35 · Vol 11.8MWeek of Oct 6, 2025 · O 459.71 · H 460.30 · L 429.25 · C 429.59 · Vol 10.5MWeek of Oct 13, 2025 · O 432.43 · H 449.09 · L 427.84 · C 446.13 · Vol 10.0MWeek of Oct 20, 2025 · O 452.50 · H 552.50 · L 451.35 · C 546.51 · Vol 23.2MWeek of Oct 27, 2025 · O 544.75 · H 552.20 · L 526.20 · C 534.28 · Vol 9.0MWeek of Nov 3, 2025 · O 532.06 · H 562.65 · L 527.60 · C 560.00 · Vol 11.5MWeek of Nov 10, 2025 · O 560.00 · H 580.47 · L 548.92 · C 549.51 · Vol 10.3MWeek of Nov 17, 2025 · O 546.57 · H 574.45 · L 538.83 · C 561.61 · Vol 10.7MWeek of Nov 24, 2025 · O 562.93 · H 582.41 · L 560.00 · C 573.48 · Vol 6.2MWeek of Dec 1, 2025 · O 568.99 · H 576.88 · L 561.39 · C 575.34 · Vol 6.3MWeek of Dec 8, 2025 · O 576.15 · H 576.15 · L 537.69 · C 542.32 · Vol 7.8MWeek of Dec 15, 2025 · O 546.05 · H 574.57 · L 546.05 · C 572.47 · Vol 12.2MWeek of Dec 22, 2025 · O 576.00 · H 583.45 · L 573.30 · C 577.81 · Vol 3.6MWeek of Dec 29, 2025 · O 577.81 · H 580.50 · L 555.40 · C 561.98 · Vol 3.7MWeek of Jan 5, 2026 · O 561.15 · H 603.88 · L 558.00 · C 586.24 · Vol 8.9MWeek of Jan 12, 2026 · O 581.97 · H 582.19 · L 528.00 · C 535.00 · Vol 11.9MWeek of Jan 19, 2026 · O 527.00 · H 540.00 · L 518.64 · C 523.99 · Vol 9.9MWeek of Jan 26, 2026 · O 523.95 · H 535.00 · L 501.39 · C 504.22 · Vol 9.8MWeek of Feb 2, 2026 · O 502.00 · H 504.20 · L 465.69 · C 488.15 · Vol 14.8MWeek of Feb 9, 2026 · O 486.05 · H 500.38 · L 475.83 · C 485.84 · Vol 10.9MWeek of Feb 16, 2026 · O 481.22 · H 504.75 · L 481.22 · C 504.05 · Vol 6.0MWeek of Feb 23, 2026 · O 498.88 · H 511.88 · L 486.45 · C 503.51 · Vol 8.4MWeek of Mar 2, 2026 · O 492.59 · H 505.44 · L 478.20 · C 490.16 · Vol 8.7MWeek of Mar 9, 2026 · O 485.01 · H 496.00 · L 458.00 · C 472.16 · Vol 9.0MWeek of Mar 16, 2026 · O 473.32 · H 494.43 · L 472.34 · C 477.97 · Vol 7.3MWeek of Mar 23, 2026 · O 488.15 · H 489.00 · L 451.56 · C 452.66 · Vol 8.0MWeek of Mar 30, 2026 · O 453.05 · H 468.33 · L 448.40 · C 452.07 · Vol 7.2MWeek of Apr 6, 2026 · O 451.06 · H 471.98 · L 447.78 · C 450.62 · Vol 8.2MWeek of Apr 13, 2026 · O 448.17 · H 474.28 · L 448.17 · C 469.21 · Vol 10.5MWeek of Apr 20, 2026 · O 471.36 · H 491.15 · L 451.29 · C 482.22 · Vol 15.8MWeek of Apr 27, 2026 · O 481.00 · H 486.77 · L 449.59 · C 457.78 · Vol 9.4MWeek of May 4, 2026 · O 457.56 · H 462.40 · L 441.98 · C 450.06 · Vol 10.7MWeek of May 11, 2026 · O 446.91 · H 448.75 · L 417.74 · C 421.12 · Vol 12.9MWeek of May 18, 2026 · O 421.96 · H 449.77 · L 421.96 · C 438.10 · Vol 10.8MWeek of May 25, 2026 · O 439.42 · H 442.94 · L 414.30 · C 424.64 · Vol 10.4MWeek of Jun 1, 2026 · O 420.47 · H 428.46 · L 396.68 · C 422.06 · Vol 14.8MWeek of Jun 8, 2026 · O 422.54 · H 430.85 · L 402.73 · C 411.06 · Vol 10.2MWeek of Jun 15, 2026 · O 412.94 · H 422.46 · L 400.10 · C 406.78 · Vol 11.1MWeek of Jun 22, 2026 · O 401.33 · H 412.54 · L 398.89 · C 404.70 · Vol 14.1MWeek of Jun 29, 2026 · O 409.68 · H 426.02 · L 397.52 · C 426.01 · Vol 10.0MWeek of Jul 6, 2026 · O 428.93 · H 443.84 · L 403.25 · C 406.78 · Vol 11.3MWeek of Jul 13, 2026 · O 407.26 · H 414.58 · L 344.55 · C 345.42 · Vol 28.9M345
Weekly candles over the last 52 weeks, split-adjusted, with 10- and 40-week moving averages; trading volume along the bottom. As of Jul 13, 2026.

OakBag’s model puts the fair value of Intuitive Surgical Inc (ISRG) at about $220.73, against a recent price of $345.42 — a margin of safety of -56%. On that basis the traffic light is set so it looks expensive or risky. The estimate blends up to 4 independent valuation methods and is benchmarked against other Health Care names. It is a model estimate for research, not a price target or a recommendation.

Fair value vs. price

Current price
$345.42
Estimated fair value
$220.73
Margin of safety
-56%
−50%0+50%

How the fair value is built

Peer P/E$270.91
Peer EV/EBITDA$226.19
ML-justified$215.28
Cash-flow DCF$155.44
Graham number$310.47

How is this computed?

Why not green?

  • It looks cheap largely because of its high quality. Stripping the quality premium out, the margin of safety is only -62% — below the buy bar (quality is already rewarded in the score).

Knock-out safety checks passed

  • Bankruptcy risk (Altman Z″)
  • Negative equity
  • Excessive leverage
  • Illiquid
  • Penny / micro-cap
  • Stale fundamentals
Piotroski F-score
6 / 9
Altman Z-score
14.82
Beneish M-score
-2.38

Quality & factor profile

Value +0.07
Quality +0.19
Profitability +0.64
Momentum -0.84
Growth +0.17
Low volatility +0.62

Retail attention

Attention
96 / 100
Mentions today
17
Spike vs. 24h ago
0.94×
Vs. typical level
+3.3σ

See the full analysis

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Frequently asked questions

Is Intuitive Surgical (ISRG) undervalued?

On OakBag’s model, Intuitive Surgical Inc looks expensive or risky: the estimated fair value is $220.73 versus a recent price of $345.42, a margin of safety of -56%. This is a model estimate, not investment advice.

What is ISRG’s fair value estimate?

OakBag estimates Intuitive Surgical Inc’s fair value at about $220.73, blending up to 4 methods — peer P/E, price-to-book, peer EV/EBITDA, a machine-learning valuation and a cash-flow DCF — clipped to a sensible band and taken at the median.

What is margin of safety?

Margin of safety is how far below the estimated fair value the price sits: (fair value − price) ÷ fair value. Here it is -56%. A positive number means the model sees the stock as cheap; OakBag only turns a stock green above +15%.

Does a green verdict mean I should buy ISRG?

No. OakBag is an educational and research tool, not investment advice. The traffic light is an automated model output based on third-party data that may be delayed or inaccurate. Always do your own research.

Other Health Care stocks

An educational and research tool — not investment advice. OakBag is an educational and research tool, not investment advice. Scores and rankings are automated model outputs based on third-party data and may be inaccurate or delayed. Nothing here is a recommendation to buy or sell any security. Investing involves risk, including possible loss of principal.