Intuitive Surgical stock heads into the open after a 4.5% drop

At the close on September 8, 2026, Intuitive Surgical stock traded at USD 350.16 after falling 4.5 percent, with the shares near their 52-week low while broader U.S. stocks also slipped amid higher oil prices. Today, analysts remain focused on valuation and recent rating updates.

Intuitive Surgical stock closed at USD 350.16 on the Nasdaq on September 8, 2026, down 4.5 percent from the prior session as the shares extended a recent pullback.

According to data cited by GuruFocus, the close left the stock well below some valuation estimates and near the lower end of its recent trading range.

September 8, 2026 in numbers

Intuitive Surgical Inc. (ISIN US46120E6023, Nasdaq: ISRG) ended the September 8, 2026 session at USD 350.16 after losing USD 16.54 or 4.5 percent versus the previous Nasdaq close, per quote data that identify USD 350.16 as the September 8 closing price. A comparison tool at Tickeron likewise shows Intuitive Surgical at USD 350.16 with a session move of minus USD 16.54 or minus 4.51 percent on September 8, 2026, confirming the scale of the decline.

In the same report, the tool notes that Intuitive Surgical shares were recently trading close to their 52-week low around USD 364, underlining how the latest drop has pushed the stock toward the bottom of its one-year range. While detailed intraday highs and lows and volume figures are not broken out in the available comparison, the negative move stands out against the stock’s recent history and places the close clearly below the midpoint of its 52-week span. Per coverage of the wider U.S. market by Pittsburgh Post-Gazette, major U.S. indexes also fell on September 8, 2026 as rising oil prices and geopolitical tensions weighed on Wall Street, so the stock’s decline came in a broadly weaker session.

Analyst focus and valuation today

Today, attention around Intuitive Surgical centers on how analysts and valuation models frame the recent weakness ahead of the open. A note from GuruFocus on September 8, 2026 highlighted the 4.5 percent drop to USD 350.16 and argued that this level sits materially below its internal fair-value estimate, framing the shares as significantly undervalued on that metric. Separately, coverage of analyst sentiment by The Globe and Mail on September 9, 2026 reported that BTIG’s analyst Ryan Zimmerman maintains a buy rating on Intuitive Surgical with a stated price target of USD 469, noting that the shares recently closed at around USD 366 and were near their 52-week low of roughly USD 364.

While the company’s next earnings release is not scheduled for the immediate days ahead and no company-specific events are flagged for September 9, 2026 in the available calendars, investors today may still watch broader market drivers that influenced Tuesday’s session, including movements in oil prices and sentiment in U.S. equity indexes as described by Pittsburgh Post-Gazette. These broader forces shaped the backdrop for Intuitive Surgical’s latest move and can again influence trading once the Nasdaq opens today.