443.85 October 22 completed regular-session close
ISRG closed October 22 at $443.85, above its 50-day average ($395.04) and above its 200-day average ($436.91). The October 22 high ($444.15) and low ($427.47) are dated reference levels. This is completed daily history, not an October 23 quote.
No session has closed since this was published.

