INTUITIVE SURGICAL INC (ISRG) Institutional Ownership Changes & 13F Activity

INTUITIVE SURGICAL INC (ISRG). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Citadel Advisors Llc, Assenagon Asset Management S.A., State Street Corp, Groupe La Francaise, and Allianz Asset Management Gmbh.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Qrg Capital Management, Inc.Buy+24,352+34.0%95,883$38.13MQ2 2026Sep 23, 2026
Envestnet Asset Management IncBuy+1,519+0.3%552,616$219.76MQ2 2026Sep 23, 2026
Envestnet Portfolio Solutions, Inc.Buy+1,245+4.1%31,826$12.66MQ2 2026Sep 23, 2026
State Street CorpBuy+216,067+1.4%16,063,040$6.39BQ2 2026Sep 22, 2026
Andra Ap-FondenBuy+31,720+63.4%81,770$32.52MQ2 2026Sep 22, 2026
Silicon Valley Capital PartnersSell-263-2.8%8,971$3.57MQ2 2026Sep 21, 2026
Security National Bank Of Sioux City IowaBuy+39—39$15.51KQ2 2026Sep 18, 2026
Anchor Investment Management, LlcBuy+809+12.3%7,408$2.95MQ2 2026Sep 15, 2026
Reynders Mcveigh Capital Management, LlcSell-20-0.7%2,760$1.10KQ2 2026Sep 15, 2026
Manufacturers Life Insurance Company, TheSell-41,163-10.5%349,306$138.91MQ2 2026Sep 09, 2026
Integrated Wealth Concepts LlcBuy+3,822+37.4%14,038$5.58MQ2 2026Sep 09, 2026
Parkside Financial Bank & TrustBuy+23+1.9%1,225$487.16KQ2 2026Sep 04, 2026
Citadel Advisors LlcSell-885,935-65.3%470,076$186.94MQ2 2026Sep 02, 2026
Allianz Asset Management GmbhBuy+92,682+40.8%319,903$127.22MQ2 2026Sep 02, 2026
Second Line Capital, LlcSell-64-8.2%721$286.73KQ2 2026Sep 02, 2026
Brown, Lisle/Cummings, Inc.Sell-1-0.0%2,862$1.14MQ2 2026Sep 02, 2026
Cornerstone Financial Management LlcBuy+17+47.2%53$21.08KQ2 2026Aug 28, 2026
Corient Private Wealth LlcSell-7,045-2.1%329,718$131.12MQ2 2026Aug 27, 2026
Optimize Financial IncSell-3-0.3%901$358.31KQ2 2026Aug 27, 2026
Brown Financial AdvisorsBuy+355+18.3%2,293$911.88KQ2 2026Aug 26, 2026
Groupe La FrancaiseBuy+105,842—105,842$41.88MQ2 2026Aug 25, 2026
California State Teachers Retirement SystemSell-1,856-0.3%537,432$213.73MQ2 2026Aug 24, 2026
Cyber Hornet Etfs LlcSell-8-0.8%965$383.76KQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Sell-745,167-42.7%999,841$397.62MQ2 2026Aug 21, 2026
Ashford Capital Management IncSell-50-0.6%7,727$3.07MQ2 2026Aug 21, 2026
Harvest Fund Management Co., LtdBuy+840+2.9%29,791$11.84MQ2 2026Aug 20, 2026
Forefront Wealth Partners, LlcBuy+274+18.3%1,771$704.29KQ2 2026Aug 20, 2026
Rehmann Capital Advisory GroupSell-156-6.4%2,293$913.07KQ2 2026Aug 20, 2026
Clifford Swan Investment Counsel LlcSell-6-0.8%792$314.96KQ2 2026Aug 20, 2026
Kingsview Wealth Management, LlcBuy+32,724+32.6%133,120$52.94MQ2 2026Aug 19, 2026
Showing 30 of 2,177

Frequently asked questions about ISRG activity

  • Which institutional owners are buying ISRG?

    Institutional owners buying ISRG include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in ISRG activity?

    "Buy" means an investor increased their reported position in ISRG compared to the prior reporting period. This reflects growing exposure to INTUITIVE SURGICAL INC (ISRG) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in ISRG increasing?

    Institutional interest in ISRG can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.