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Free · no sign-up · Q2 2026

Which funds own ISRG

Intuitive Surgical Inc in the Q2 2026 filings. At least 20 of the 91 current managers on file reported a position, worth $21.8bn between them. At least a fifth of the current managers on file hold it, which is a crowd without being the whole market. Buying and selling roughly cancelled this quarter, which is what a name looks like when the argument is still live.

Managers holding
20
at least, of 91 current
Combined value
$21.8bn
as reported
Opened
2
new this quarter
Added to
9
already held
Trimmed or sold out
13
4 sold out entirely

Only each manager’s largest 200 positions are listed here, so a smaller holder may be missing.

Managers reporting a position

Largest first. Weight is the share of that manager’s whole reported book, which is the number worth quoting: $400m is a rounding error in one book and a defining bet in another.

ManagerValueWeightSharesChange on the quarterAction
Invesco Ltd
Long-only · $1264bn book
$4.7bn0.4%11,843,563-$449m+653,078Added
T. Rowe Price Associates Inc
Long-only · $999bn book
$4.5bn0.4%11,256,570-$1.3bn-1,263,437Trimmed
Capital World Investors
Long-only · $846bn book
$3.1bn0.4%7,742,681-$631m-305,329Trimmed
AllianceBernstein LP
Long-only · $302bn book
$1.7bn0.6%3,632,766-$485m-179,897Trimmed
Wellington Management Group LLP
Long-only · $580bn book
$1.5bn0.3%3,802,003-$313m-157,287Trimmed
Arrowstreet Capital LP
Quantitative · $225bn book
$1.5bn0.7%3,744,497+$519m+1,638,953Added
Baillie Gifford & Co
Long-only · $110bn book
$1.0bn0.9%2,524,427-$180m-43,138Trimmed
Two Sigma Investments LP
Quantitative · $138bn book
$787m0.6%1,979,128+$139m+573,794Added
Janus Henderson Group Ltd
Long-only · $245bn book
$759m0.3%1,908,424+$1.4m+265,364Added
Capital Research Global Investors
Long-only · $717bn book
$617m0.1%1,551,664+$172m+585,025Added
Coatue Management LLC
Long/short equity · $48.6bn book
$316m0.6%793,704-$79m-61,521Trimmed
Holocene Advisors LP
Long/short equity · $44.4bn book
$311m0.7%781,465-$169m-258,720Trimmed
Squarepoint Ops LLC
Multi-strategy · $90.5bn book
$296m0.3%745,189+$187m+506,935Added
D1 Capital Partners LP
Long/short equity · $34.8bn book
$228m0.7%574,200opened574,200New
Renaissance Technologies LLC
Quantitative · $72.6bn book
$201m0.3%504,430+$136m+365,028Added
Polen Capital Management LLC
Long-only · $11.6bn book
$178m1.5%447,944-$102m-158,882Trimmed
Hudson Bay Capital Management LP
Multi-strategy · $36.8bn book
$130m0.4%327,000+$84m+227,000Added
ARK Investment Management LLC
Long-only · $15.4bn book
$28m0.2%70,375-$3.8m+1,384Added
ExodusPoint Capital Management LP
Multi-strategy · $15.5bn book
$23m0.1%58,017-$18m-31,023Trimmed
Quantbot Technologies LP
Quantitative · $2.5bn book
$7.2m0.3%18,216opened18,216New

Sold out of this quarter

Valued at what the position was worth in the previous filing, because by this one it is gone.

Ownership through time

At least 35 of the 95 managers whose filings are on file listed ISRG in Q2 2026, against 15 in Q2 2013. 5 managers fewer than in Q1 2026: 2 started positions; 2 listed it again; 4 sold out, by their own filings; 5 no longer listed it among the positions read, which can mean a holding below the listed range, a filing that reported no holdings, or a filing not yet made.

Each manager’s largest 500 positions a quarter are read, so a small holding in a very large book can be missing, and a manager is counted as leaving only where its own filing shows it.

Managers on file listing it
02142Q2 2013: 15Q3 2013: 16Q4 2013: 15Q1 2014: 1514Q2 2014: 13Q3 2014: 16Q4 2014: 14Q1 2015: 1415Q2 2015: 15Q3 2015: 21Q4 2015: 18Q1 2016: 1916Q2 2016: 18Q3 2016: 21Q4 2016: 22Q1 2017: 2017Q2 2017: 19Q3 2017: 23Q4 2017: 22Q1 2018: 2718Q2 2018: 28Q3 2018: 23Q4 2018: 25Q1 2019: 2119Q2 2019: 14Q3 2019: 17Q4 2019: 22Q1 2020: 1820Q2 2020: 16Q3 2020: 20Q4 2020: 19Q1 2021: 2621Q2 2021: 33Q3 2021: 31Q4 2021: 34Q1 2022: 2722Q2 2022: 35Q3 2022: 32Q4 2022: 26Q1 2023: 3223Q2 2023: 33Q3 2023: 40Q4 2023: 38Q1 2024: 3224Q2 2024: 29Q3 2024: 31Q4 2024: 34Q1 2025: 4225Q2 2025: 39Q3 2025: 41Q4 2025: 41Q1 2026: 4026Q2 2026: 35
  • Q2 2013: 15
  • Q3 2013: 16
  • Q4 2013: 15
  • Q1 2014: 15
  • Q2 2014: 13
  • Q3 2014: 16
  • Q4 2014: 14
  • Q1 2015: 14
  • Q2 2015: 15
  • Q3 2015: 21
  • Q4 2015: 18
  • Q1 2016: 19
  • Q2 2016: 18
  • Q3 2016: 21
  • Q4 2016: 22
  • Q1 2017: 20
  • Q2 2017: 19
  • Q3 2017: 23
  • Q4 2017: 22
  • Q1 2018: 27
  • Q2 2018: 28
  • Q3 2018: 23
  • Q4 2018: 25
  • Q1 2019: 21
  • Q2 2019: 14
  • Q3 2019: 17
  • Q4 2019: 22
  • Q1 2020: 18
  • Q2 2020: 16
  • Q3 2020: 20
  • Q4 2020: 19
  • Q1 2021: 26
  • Q2 2021: 33
  • Q3 2021: 31
  • Q4 2021: 34
  • Q1 2022: 27
  • Q2 2022: 35
  • Q3 2022: 32
  • Q4 2022: 26
  • Q1 2023: 32
  • Q2 2023: 33
  • Q3 2023: 40
  • Q4 2023: 38
  • Q1 2024: 32
  • Q2 2024: 29
  • Q3 2024: 31
  • Q4 2024: 34
  • Q1 2025: 42
  • Q2 2025: 39
  • Q3 2025: 41
  • Q4 2025: 41
  • Q1 2026: 40
  • Q2 2026: 35
Their combined reported value
$0$18bn$36bnQ2 2013: $6.0bnQ3 2013: $3.3bnQ4 2013: $3.4bnQ1 2014: $4.2bn14Q2 2014: $3.8bnQ3 2014: $4.8bnQ4 2014: $5.6bnQ1 2015: $5.4bn15Q2 2015: $5.7bnQ3 2015: $5.5bnQ4 2015: $7.0bnQ1 2016: $7.8bn16Q2 2016: $8.1bnQ3 2016: $8.8bnQ4 2016: $7.3bnQ1 2017: $9.2bn17Q2 2017: $11.5bnQ3 2017: $12.8bnQ4 2017: $11.6bnQ1 2018: $12.7bn18Q2 2018: $14.8bnQ3 2018: $16.7bnQ4 2018: $13.7bnQ1 2019: $16.7bn19Q2 2019: $15.3bnQ3 2019: $15.7bnQ4 2019: $16.9bnQ1 2020: $14.6bn20Q2 2020: $16.5bnQ3 2020: $19.6bnQ4 2020: $21.4bnQ1 2021: $18.3bn21Q2 2021: $23.2bnQ3 2021: $23.9bnQ4 2021: $26.0bnQ1 2022: $21.0bn22Q2 2022: $13.0bnQ3 2022: $11.1bnQ4 2022: $15.6bnQ1 2023: $14.4bn23Q2 2023: $20.2bnQ3 2023: $17.0bnQ4 2023: $20.0bnQ1 2024: $23.6bn24Q2 2024: $27.0bnQ3 2024: $28.4bnQ4 2024: $30.3bnQ1 2025: $28.7bn25Q2 2025: $30.6bnQ3 2025: $23.6bnQ4 2025: $35.8bnQ1 2026: $29.0bn26Q2 2026: $24.5bn
  • Q2 2013: $6.0bn
  • Q3 2013: $3.3bn
  • Q4 2013: $3.4bn
  • Q1 2014: $4.2bn
  • Q2 2014: $3.8bn
  • Q3 2014: $4.8bn
  • Q4 2014: $5.6bn
  • Q1 2015: $5.4bn
  • Q2 2015: $5.7bn
  • Q3 2015: $5.5bn
  • Q4 2015: $7.0bn
  • Q1 2016: $7.8bn
  • Q2 2016: $8.1bn
  • Q3 2016: $8.8bn
  • Q4 2016: $7.3bn
  • Q1 2017: $9.2bn
  • Q2 2017: $11.5bn
  • Q3 2017: $12.8bn
  • Q4 2017: $11.6bn
  • Q1 2018: $12.7bn
  • Q2 2018: $14.8bn
  • Q3 2018: $16.7bn
  • Q4 2018: $13.7bn
  • Q1 2019: $16.7bn
  • Q2 2019: $15.3bn
  • Q3 2019: $15.7bn
  • Q4 2019: $16.9bn
  • Q1 2020: $14.6bn
  • Q2 2020: $16.5bn
  • Q3 2020: $19.6bn
  • Q4 2020: $21.4bn
  • Q1 2021: $18.3bn
  • Q2 2021: $23.2bn
  • Q3 2021: $23.9bn
  • Q4 2021: $26.0bn
  • Q1 2022: $21.0bn
  • Q2 2022: $13.0bn
  • Q3 2022: $11.1bn
  • Q4 2022: $15.6bn
  • Q1 2023: $14.4bn
  • Q2 2023: $20.2bn
  • Q3 2023: $17.0bn
  • Q4 2023: $20.0bn
  • Q1 2024: $23.6bn
  • Q2 2024: $27.0bn
  • Q3 2024: $28.4bn
  • Q4 2024: $30.3bn
  • Q1 2025: $28.7bn
  • Q2 2025: $30.6bn
  • Q3 2025: $23.6bn
  • Q4 2025: $35.8bn
  • Q1 2026: $29.0bn
  • Q2 2026: $24.5bn

Between the quarter ends of Q1 2026 and Q2 2026. Each change in shares is valued at the Q2 2026 price, so the price’s own move is left out; a 13F shows the two quarter ends, not when in between anything was bought or sold.

Largest increases, by shares

Largest decreases, by shares

ManagerValue over timeFirst listedLargestQ2 2026
Invesco LtdQ2 2013$6.8bn$4.7bn
T. Rowe Price Associates IncQ4 2013$8.9bn$4.5bn
Capital World InvestorsQ2 2013$4.4bn$3.1bn
Fidelity (FMR LLC)Q3 2013$5.6bn$1.7bn
AllianceBernstein LPQ2 2013$3.0bn$1.7bn
Wellington Management Group LLPQ2 2014$2.0bn$1.5bn
Arrowstreet Capital LPQ1 2017$1.5bn$1.5bn
Baillie Gifford & CoQ2 2013$2.0bn$1.0bn
Two Sigma Investments LPQ2 2013$787m$787m
Janus Henderson Group LtdQ2 2013$1.0bn$759m
Capital Research Global InvestorsQ3 2013$1.8bn$617m
Coatue Management LLCQ2 2013$538m$316m
Holocene Advisors LPQ2 2020$480m$311m
Squarepoint Ops LLCQ2 2015$296m$296m
Jane Street Group LLCQ2 2017$305m$246m
Viking Global Investors LPQ2 2013$865mlast listed Q2 2024
Citadel Advisors LLCQ4 2015$664mlast listed Q1 2026
MFS Investment ManagementQ2 2013$623mlast listed Q2 2025
Two Sigma Advisers LPQ3 2013$604mlast listed Q4 2025
Lone Pine Capital LLCQ2 2013$588mlast listed Q2 2013
AQR Capital Management LLCQ4 2015$295mlast listed Q1 2026
Balyasny Asset Management LLCQ1 2014$269mlast listed Q1 2026
Walleye Capital LLCQ2 2022$127mlast listed Q4 2025
Artisan Partners LPQ1 2016$119mlast listed Q1 2026
Freestone Grove Partners LPQ2 2025$109mlast listed Q1 2026

Reported as options rather than shares

A put or a call on a name is not a position in it, and the filing states the notional rather than what the option cost. These lines are listed apart for that reason and are not counted in anything above.

What ISRG is worth

Knowing who owns it is half the question. The other half is what it is worth against the companies it trades beside, which is the one an interviewer will follow up with.

Build the comp set around ISRG →

How much of the picture this is

A Form 13F reports US-listed long equity and nothing else: no shorts, no bonds, no cash and no non-US listings. It arrives forty-five days after the quarter ends, so a manager who sold in July still shows the position in a filing published in August. This page reads the managers on file here rather than every filer in the market, and each manager’s largest positions rather than the whole table, so a small position in a very large book may not appear. Say “their last filing showed” rather than “they own”, and the distinction will do you credit.

What to do with a name the funds are buying

Knowing who owns something is the start of a pitch, not the pitch. The next questions are what it is worth and why they were buying.

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The holdings, every quarter, and the week between

One email a week on what moved in the market and what it means for the people interviewing into it, with the 13F changes the quarter they are filed.

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