Sec Form 4 Filing - Rosa David J. @ INTUITIVE SURGICAL INC - 2025-03-05

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

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Rosa David J. 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) President (Last) (First) (Middle) 1020 KIFER ROAD 3. Date of Earliest Transaction (MM/DD/YY) 03/05/2025 (Street) SUNNYVALE, CA94086 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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) Code V Amount (A) or (D) Price Common Stock 03/05/2025 M( 1 ) 14,625 A $ 76.9989 233,807 D Common Stock 03/05/2025 S( 1 ) 8,369 D $ 557.4683 ( 2 ) 225,438 D Common Stock 03/05/2025 M( 1 ) 14,625 A $ 59.4622 240,063 D Common Stock 03/05/2025 S( 1 ) 8,140 D $ 557.5787 ( 3 ) 231,923 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Non-Qualified Stock Option (right to buy) $ 59.4622 03/05/2025 M( 1 ) 14,625 ( 4 ) 02/16/2026 Common Stock 14,625 $ 0 0 D Non-Qualified Stock Option (right to buy) $ 76.9989 03/05/2025 M( 1 ) 14,625 ( 5 ) 08/15/2026 Common Stock 14,625 $ 0 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Rosa David J. 1020 KIFER ROAD SUNNYVALE, CA94086 X President Signatures By: Stephanie Lim-Ignacio For: Rosa, David J 03/06/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )These shares were sold in accordance with a Trading Plan that complies with SEC Rule 10b5-1 and expires on December 4, 2025. ( 2 )The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $554.17 to $567.89 as follows: 1,466 shares sold at $554.17 to $554.79; 2,122 shares sold at $556.44 to $557.39; 1,968 shares sold at $557.51 to $558.35; 2,663 shares sold at $558.58 to $559.38; 100 shares sold at $559.63; and 50 shares sold at $567.89. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote. ( 3 )The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $554.17 to $567.89 as follows: 1,305 shares sold at $554.17 to $554.57; 1,751 shares sold at $556.44 to $557.42; 2,133 shares sold at $557.51 to $558.28; 2,748 shares sold at $558.52 to $559.37; 100 shares sold at $559.63; and 103 shares sold at $567.89. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares sold at each respective price within the range set forth in this footnote. ( 4 )Non-statutory stock option granted pursuant to the 2010 Incentive Award Plan. The option vests 1/8th six months after the date of grant and 1/48th monthly thereafter. ( 5 )Non-statutory stock option granted pursuant to the 2010 Incentive Award Plan. Option shall vest 7/48 one month after the date of grant and 1/48 each month thereafter.

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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