Intuitive Surgical (NASDAQ: ISRG) SVP earns new performance stock units

Rhea-AI Filing Summary

Intuitive Surgical executive Mark Brosius reported new performance-based equity awards. On January 28, 2026, he was credited with 2,702 performance stock units tied to a grant dated February 26, 2024 and 5,585 performance stock units tied to a grant dated February 28, 2023.

The company’s compensation committee determined the performance criteria for both awards had been achieved. The 2024-related units are scheduled to vest on February 26, 2027, and the 2023-related units on February 28, 2026, in each case requiring Brosius to remain in continuous service until those vesting dates.

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).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Brosius Mark

(Last) (First) (Middle)

1020 KIFER ROAD

(Street)

SUNNYVALE CA 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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP & Chief Mfg and Supply Cha

3. Date of Earliest Transaction (Month/Day/Year)
01/28/2026

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)
			Code	V	Amount	(A) or (D)	Price

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Performance Stock Units - 2-26-2024	$0.0	01/28/2026		A		2,702		(1)	(1)	Common Stock	2,702	$0.0	2,702	D
Performance Stock Units - 2-28-2023	$0.0	01/28/2026		A		5,585		(2)	(2)	Common Stock	5,585	$0.0	5,585	D

Explanation of Responses:

1. Represents performance stock units ("PSUs") initially granted to the Reporting Person on February 26, 2024 subject to achievement of certain performance metrics. The performance criteria for the PSUs reported herein have been achieved, as determined by the Compensation Committee of the Issuer. The PSUs reported herein vest on February 26, 2027, the third anniversary of the grant date, subject to Reporting Person's continuous service to the Issuer through each such vesting date.

2. Represents performance stock units ("PSUs") initially granted to the Reporting Person on February 28, 2023 subject to achievement of certain performance metrics. The performance criteria for the PSUs reported herein have been achieved, as determined by the Compensation Committee of the Issuer. The PSUs reported herein vest on February 28, 2026, the third anniversary of the grant date, subject to Reporting Person's continuous service to the Issuer through each such vesting date.

	By: Stephanie Lim-Ignacio For: Brosius, Mark	01/30/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What does the latest Form 4 for Intuitive Surgical (ISRG) report?

The Form 4 reports that SVP Mark Brosius acquired performance stock units after meeting set performance criteria. He was credited with 2,702 PSUs from a 2024 grant and 5,585 PSUs from a 2023 grant, subject to future time-based vesting.

Who is the insider involved in this Intuitive Surgical (ISRG) Form 4 filing?

The filing involves Mark Brosius, an officer of Intuitive Surgical serving as SVP & Chief Manufacturing and Supply Chain. The transactions reflect equity compensation awards in the form of performance stock units, not open-market purchases or sales of common shares.

How many performance stock units did Mark Brosius receive in this ISRG filing?

Mark Brosius was credited with 2,702 performance stock units from a February 26, 2024 grant and 5,585 performance stock units from a February 28, 2023 grant. Both awards reflect achievement of predefined performance criteria set by Intuitive Surgical’s compensation committee.

When do the reported Intuitive Surgical performance stock units vest for Mark Brosius?

The 2,702 performance stock units tied to the February 26, 2024 grant vest on February 26, 2027. The 5,585 units tied to the February 28, 2023 grant vest on February 28, 2026, assuming Brosius maintains continuous service with Intuitive Surgical until those dates.

Were Intuitive Surgical common shares bought or sold in this Form 4 for ISRG?

No common share purchases or sales are reported. The Form 4 discloses derivative awards in the form of performance stock units with a price of $0.00 per unit, reflecting equity compensation rather than open-market trading in Intuitive Surgical common stock.

What triggered the recognition of these performance stock units at Intuitive Surgical?

The units were recognized after the compensation committee determined that required performance metrics had been achieved. Once those criteria were certified as met, the related performance stock units for the 2023 and 2024 grants were credited to Mark Brosius, subject to later time-based vesting.