Intuitive Surgical Ownership & Insider Activity

Intuitive Surgical (ISRG) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 0.2% of shares outstanding. Institutional investors hold 61.6%. Over the past 90 days, insiders made 10 sales worth $14.2M.

Shares Outstanding

358.278M

Shares Float

356.685M

Insider Shares Owned

864.480K

Insider % Owned

0.2%

Institutional Shares Held

218.948M

Institutional % Held

61.6%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$14.2M total

Net Activity

Net Selling

Net Value (90d)

-$14.2M

Intuitive Surgical Insider Transactions (Last 6 Months)

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Date	Insider	Title	Type	Shares	Price	Value
Oct 26, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	183.000	$448.33	$82K
Oct 23, 2026	Barratt Craig H	DIRECTOR	SELL-OPTIONS	—	$267.15	$406K
Oct 23, 2026	Widman Fredrik	VP CORPORATE CONTROLLER	SELL-OPTIONS	—	$341.17	$907K
Oct 23, 2026	Wadors Patricia	SVP CHIEF HUMAN RESOURCES OFFI	SELL	1.078K	$443.80	$478K
Oct 23, 2026	Guthart Gary S	DIRECTOR	SELL	20.095K	$451.61	$9.1M
Sep 15, 2026	Widman Fredrik	VP CORPORATE CONTROLLER	SELL-OPTIONS	—	$234.48	$305K
Sep 10, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	48.000	$357.10	$17K
Sep 8, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	69.000	$357.55	$25K
Aug 20, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	154.000	$385.97	$59K
Aug 17, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	231.000	$392.98	$91K
Aug 11, 2026	Guthart Gary S	DIRECTOR	SELL	10.000K	$400.00	$4.0M
Aug 10, 2026	Ladd Amy L	DIRECTOR	SELL	472.000	$381.15	$180K
Aug 10, 2026	Loeb Gary	EVP & CHIEF LEGAL AND COMPLIAN	SELL	400.000	$379.00	$152K
Jul 30, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	56.000	$348.91	$20K
Jul 27, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	84.000	$356.60	$30K
Jun 11, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	48.000	$413.19	$20K
Jun 10, 2026	Loeb Gary	EVP & CHIEF LEGAL AND COMPLIAN	SELL	400.000	$424.14	$170K
Jun 8, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	69.000	$421.80	$29K
Jun 1, 2026	Jeddi Iman	SVP & GM DA VINCI PLATFORMS &	SELL-OPTIONS	—	$248.77	$1.9M
May 21, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	36.000	$442.92	$16K
May 18, 2026	Brosius Mark	EVP & CHIEF MFG AND SUPPLY CHA	SELL	54.000	$434.52	$23K
May 11, 2026	Loeb Gary	EVP & CHIEF LEGAL AND COMPLIAN	SELL	400.000	$446.95	$179K

Congressional Trading Activity

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Date	Member	Party	Chamber	Action	Amount
Mar 27, 2026	Alan Armstrong	R	Senate	Purchase	$1,001 - $15,000
Jan 30, 2026	Gilbert Ray Cisneros	D	House	Purchase	$1,001 - $15,000
Dec 29, 2025	Markwayne Mullin	R	Senate	Purchase	$15,001 - $50,000
Dec 10, 2025	Gilbert Ray Cisneros	D	House	Purchase	$1,001 - $15,000
Nov 18, 2025	Gilbert Ray Cisneros	D	House	Purchase	$1,001 - $15,000
Sep 24, 2025	Markwayne Mullin	R	Senate	Purchase	$50,001 - $100,000
Sep 3, 2025	Josh Gottheimer	D	House	Sale (Partial)	$1,001 - $15,000
Jul 16, 2025	Lisa McClain	R	House	Sale	$1,001 - $15,000
Jul 10, 2025	Lisa McClain	R	House	Purchase	$1,001 - $15,000
Jun 9, 2025	Lisa McClain	R	House	Sale (Partial)	$1,001 - $15,000
May 12, 2025	Jefferson Shreve	R	House	Sale	$15,001 - $50,000
May 8, 2025	Jefferson Shreve	R	House	Purchase	$15,001 - $50,000
Apr 21, 2025	Bruce Westerman	R	House	Sale	$1,001 - $15,000
Apr 9, 2025	Josh Gottheimer	D	House	Sale (Partial)	$1,001 - $15,000
Apr 7, 2025	Jefferson Shreve	R	House	Sale	$15,001 - $50,000
Apr 7, 2025	Julie Johnson	D	House	Sale	$1,001 - $15,000
Mar 3, 2025	Bruce Westerman	R	House	Purchase	$1,001 - $15,000
Jan 30, 2025	Gilbert Ray Cisneros	D	House	Purchase	$1,001 - $15,000
Jan 29, 2025	Josh Gottheimer	D	House	Sale (Partial)	$1,001 - $15,000
Jan 21, 2025	Josh Gottheimer	D	House	Sale (Partial)	$1,001 - $15,000

Intuitive Surgical Inc

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