INTUITIVE SURGICAL INC — Director's Dealing 2011

May 3, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: INTUITIVE SURGICAL INC (ISRG)
CIK: 0001035267
Period of Report: 2011-05-02

Reporting Person: MCNAMARA JEROME J (EVP da Vinci WW Sales & Mktg)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-02	Common Stock	M	521	$112.66	Acquired	3140	Direct
2011-05-02	Common Stock	S	521	$355.0493	Disposed	2619	Direct
2011-05-02	Common Stock	M	3125	$107.27	Acquired	5744	Direct
2011-05-02	Common Stock	S	3125	$355.0493	Disposed	2619	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-05-02	Non-Qualified Stock Option (right to buy)	$107.27	M	3125	Disposed	2019-02-17	Common Stock (3125)	Direct
2011-05-02	Non-Qualified Stock Option (right to buy)	$112.66	M	521	Disposed	2017-02-15	Common Stock (521)	Direct

Footnotes

F1: The average selling price for the transactions was $355.0493. The shares sold at: 2,846 at $355.00; 507 at $355.22; 200 shares at $355.23; 93 at $355.24.

F2: Non-statutory stock option granted pursuant to the 2000 Employee Stock Option Plan. The option vests 1/8th six months after the date of grant and 1/48th monthly thereafter.

F3: Non-statutory stock option granted pursuant to the 2000 Employee Stock Option Plan. Option shall vest 1/8 six months after the date of grant and 1/48th each month thereafter.