SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

SMITH LONNIE M

(Last)

(First)

(Middle)

1266 KIFER ROAD

(Street)

SUNNYVALE

94086

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
INTUITIVE SURGICAL INC [ ISRG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chairman of the Board

3. Date of Earliest Transaction (Month/Day/Year)
04/26/2011

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	04/26/2011		M		10,000	A	$18.5	417,680	D
Common Stock	04/26/2011		S		10,000	D	$352.3644⁽¹⁾	407,680	D
Common Stock	04/26/2011		M		5,000	A	$47.86	412,680	D
Common Stock	04/26/2011		S		5,000	D	$352.3644⁽¹⁾	407,680	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Non-Qualified Stock Option (right to buy)	$18.5	04/26/2011		M			10,000	⁽²⁾	02/13/2014	Common Stock	10,000	$0	0	D
Non-Qualified Stock Option (right to buy)	$47.86	04/26/2011		M			5,000	⁽²⁾	02/11/2015	Common Stock	5,000	$0	60,000	D

Explanation of Responses:

1. These shares were sold pursuant to a 10b5-1 Plan. The shares were sold at an average price of $352.3644. The actual selling price of the shares was: 1,919 at $351.41; 100 at $351.46; 200 at $351.72; 2,000 at $351.74; 2,139 at $352.00; 300 at $352.01; 600 at $352.07; 110 at $352.11; 110 at $352.12; 2 at $352.14; 200 at $352.15; 100 at $352.17; 100 at $252.19; 100 at $352.27; 300 at $352.31; 100 at $352.32; 100 at $352.37; 100 at $352.39; 1,000 at $352.41; 1,000 at $352.49; 9 at $352.50; 200 at $352.52; 200 at $352.53; 100 at $352.68; 100 at 4352.71; 100 at $352.77; 75 at $352.78; 200 at $352.81; 200 at $352.82; 100 at $352.83; 100 at $352.86; 400 at $352.91; 10 at $352.96; 6 at $352.98; 10 at $353.02; 10 at $353.06; 600 at $353.11; 200 at $353.12; 188 at $353.61; 466 at $354.00; 2 at $354.02; 844 at $354.14; 300 at $354.15.

2. 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.

	/s/ Lonnie M. Smith	04/27/2011
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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