Intuitive Surgical director sells 472 shares under plan

Intuitive Surgical Inc. director Amy L. Ladd reported two open-market sales of Intuitive Surgical common stock.

Accepted by SEC EDGAR 08/11/2026 - 05:55 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Intuitive Surgical Inc. director Amy L. Ladd reported two open-market sales of Intuitive Surgical common stock. On August 10, 2026, she sold 400 shares at $379.00 per share, and on August 11, 2026, she sold 72 shares at $393.10 per share. Both transactions were executed under a Rule 10b5-1 trading plan that expires on May 15, 2027.

Insider Trade Summary 10b5-1

Net Seller: 472 shares

Net Sell 2 txns

Insider Ladd Amy L

Role Director

Sold 472 shs ($180K)

Share of Position Sold 72.5%

Type	Security	Shares	Price	Value
Sale	Common Stock F1	72	$393.10	$28K
Sale	Common Stock F1	400	$379.00	$152K

Holdings After Transaction: Common Stock — 179 shares (Direct)

Holdings Before and After: Common Stock, 651 to 179 shares (Direct)

Other Insiders: 2 other insiders reported open-market sales of this stock in the 30 days up to this filing.

Footnotes (1)

1. F1. The transaction took place in accordance with a Trading Plan that complies with SEC Rule 10b5-1 and expires on May 15, 2027.

Key Figures

Shares sold 2026-08-10: 400 shares Price per share 2026-08-10: $379.00 Shares sold 2026-08-11: 72 shares +3 more

6 metrics

Shares sold 2026-08-10 400 shares Open-market sale of common stock on August 10, 2026

Price per share 2026-08-10 $379.00 Per-share sale price for 400-share transaction

Shares sold 2026-08-11 72 shares Open-market sale of common stock on August 11, 2026

Price per share 2026-08-11 $393.10 Per-share sale price for 72-share transaction

Total shares sold 472 shares Aggregate sell-side volume reported in this Form 4

Rule 10b5-1 plan expiry May 15, 2027 Expiration date of the trading plan governing these sales

Key Terms

Rule 10b5-1, Trading Plan, open market or private transaction

3 terms

Rule 10b5-1 regulatory

"Trading Plan that complies with SEC Rule 10b5-1 and expires on May 15, 2027"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

Trading Plan regulatory

"The transaction took place in accordance with a Trading Plan that complies"

A trading plan is a written set of rules an investor follows about what to buy or sell, when to enter and exit positions, and how much risk to accept—like a travel itinerary that maps the route, stops, and budget before a trip. It matters because it helps remove emotional decisions during market swings, enforces discipline, and makes performance easier to review and improve, reducing the chance of costly impulsive moves.

open market or private transaction financial

"transaction_code_description: Sale in open market or private transaction"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did Intuitive Surgical (ISRG) disclose for Amy L. Ladd?

Intuitive Surgical director Amy L. Ladd disclosed two open-market sales totaling 472 shares of common stock, executed on August 10 and 11, 2026, at prices of $379.00 and $393.10 per share, respectively.

How many Intuitive Surgical (ISRG) shares did Amy L. Ladd sell and at what prices?

Amy L. Ladd sold 472 shares of Intuitive Surgical common stock: 400 shares at $379.00 on August 10, 2026, and 72 shares at $393.10 on August 11, 2026, in open-market transactions.

Were Amy L. Ladd’s Intuitive Surgical (ISRG) stock sales under a Rule 10b5-1 plan?

Yes. The Form 4 states the transactions occurred under a Trading Plan that complies with SEC Rule 10b5-1, which is reported to expire on May 15, 2027, indicating pre-arranged trading instructions.

What is the total number of Intuitive Surgical (ISRG) shares sold in this Form 4?

The Form 4 reports aggregate sales of 472 shares of Intuitive Surgical common stock by director Amy L. Ladd, consisting of 400 shares on August 10, 2026 and 72 shares on August 11, 2026.

Does the Form 4 show Amy L. Ladd’s remaining Intuitive Surgical (ISRG) holdings?

The reported transactions identify the shares sold and their per-share prices, but they do not provide a specific figure for total shares owned following the transactions in the available data excerpt.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

X

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^*

Ladd Amy L

(Last) (First) (Middle)

1020 KIFER ROAD

(Street)

SUNNYVALE CALIFORNIA 94086

(City) (State) (Zip)

UNITED STATES

(Country)

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
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/10/2026

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

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

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

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
Common Stock	08/10/2026		S(1)		400	D	$379	251	D
Common Stock	08/11/2026		S(1)		72	D	$393.1	179	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The transaction took place in accordance with a Trading Plan that complies with SEC Rule 10b5-1 and expires on May 15, 2027.

	By: Stephanie Lim-Ignacio For: Ladd, Amy L	08/11/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)