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Buy Day today: Good (62) Broad market participation · no major macro event
ISRG

Intuitive Surgical Inc

Healthcare · Medical Instruments & Supplies

383.50$ +0.3% vs. previous close Closing price · As of: Sep 17, 2026

Ownership

Ownership Structure

Who owns Intuitive Surgical Inc (ISRG)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 98.0% of the shares are freely tradable; institutional investors hold 89.3%.

Institutional ownership ?Share of the stock held by institutional investors (funds, banks, insurers) according to regulatory filings. 89.3%
Insiders ?Share of the stock held by the executives, founders and major shareholders of the company itself. 0.6%
Float ?Share of stock freely tradable on the market — not locked up in the hands of founders, insiders, or major shareholders. 98.0%
Short % of float ?Shares sold short as a percentage of the freely tradable float — high values signal many bets on falling prices. 2.2%
Shares Outstanding ?Total number of shares issued. Price times share count gives market cap. 358Mio.

Largest Shareholders

Institutions

Institutions ISRG
Name Stake (%) Shares Change (%) Date
BlackRock Inc 8.51 30,075,905 -1.4 03/31/2026
Vanguard Capital Management, LLC 6.53 23,079,490 +0.0 03/31/2026
State Street Corp 4.49 15,846,973 +0.9 03/31/2026
T. Rowe Price Associates, Inc. 3.54 12,520,007 -0.3 03/31/2026
Amvescap Plc. 3.17 11,190,485 -7.5 03/31/2026
Geode Capital Management, LLC 2.40 8,466,851 +2.9 03/31/2026
Capital World Investors 2.19 7,742,681 -3.8 06/30/2026

Funds

Funds ISRG
Name Stake (%) Shares Change (%) Date
Vanguard MStar Total Stk Mkt Idx Invest 3.19 11,277,480 +0.3 07/31/2026
Vanguard 500 Index Investor 2.63 9,295,601 +1.1 07/31/2026
Invesco QQQ Trust 2.16 7,618,995 +0.5 08/31/2026

Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.

Insider holdings

Insider holdings ISRG
Person Role Shares Value As of Type
Guthart Gary S Director 1,245,679 477,717,897 $ Aug 11, 2026 indirect
Rosa David J. Chief Executive Officer (CEO) 246,856 94,669,276 $ Jul 10, 2026 direct
Loeb Gary EVP & Chief Legal and Complian 5,320 2,040,220 $ Aug 10, 2026 direct
Widman Fredrik VP Corporate Controller 1,026 393,471 $ Sep 15, 2026 direct
Brosius Mark EVP & Chief Mfg and Supply Cha 764 292,994 $ Sep 11, 2026 direct
Ladd Amy L Director 179 68,647 $ Aug 11, 2026 direct

Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.

Insiders

Insider Transactions

Insider Transactions
Date Person Role Type Shares Price Value
Sep 15, 2026 Widman Fredrik VP Corporate Controller Sell 543 374.44 203,321
Sep 15, 2026 Widman Fredrik VP Corporate Controller Other 543 109.49 59,451
Sep 15, 2026 Widman Fredrik VP Corporate Controller Sell 546 374.44 204,444
Sep 15, 2026 Widman Fredrik VP Corporate Controller Other 546 79.64 43,482
Sep 11, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 25 365.79 9,145
Sep 10, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 23 347.66 7,996
Sep 9, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 23 350.20 8,055
Sep 8, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 46 361.23 16,617
Aug 21, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 77 375.57 28,919
Aug 20, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 77 396.37 30,520
Aug 19, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 77 394.26 30,358
Aug 18, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 77 394.00 30,338
Aug 17, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 77 390.67 30,082
Aug 11, 2026 Guthart Gary S Director Sell 10,000 400.00 4,000,000
Aug 11, 2026 Ladd Amy L Director Sell 72 393.10 28,303
Aug 10, 2026 Ladd Amy L Director Sell 400 379.00 151,600
Aug 10, 2026 Loeb Gary EVP & Chief Legal and Complian Sell 400 379.00 151,600
Jul 31, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 28 351.00 9,828
Jul 30, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 28 346.83 9,711
Jul 29, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 28 360.21 10,086
Jul 28, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 28 365.58 10,236
Jul 27, 2026 Brosius Mark EVP & Chief Mfg and Supply Cha Sell 28 344.00 9,632
Jul 10, 2026 Rosa David J. Chief Executive Officer (CEO) Other 947 411.55 389,738
Jul 10, 2026 Rosa David J. Chief Executive Officer (CEO) Other 1,910 0.00

Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →

Data as of: September 17, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)

Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.

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