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Intuitive Surgical
ISRG

2,303 hedge funds and large institutions have $139B invested in Intuitive Surgical in 2026 Q1 according to their latest regulatory filings, with 174 funds opening new positions, 991 increasing their positions, 831 reducing their positions, and 245 closing their positions.

New
Increased
Maintained
Reduced
Closed

19% more repeat investments, than reductions

Existing positions increased: 991 | Existing positions reduced: 831

10% less call options, than puts

Call options by funds: $1.49B | Put options by funds: $1.65B

1.74% less ownership

Funds ownership: 86.26% → 84.51% (-1.7%)

4% less funds holding

Funds holding: 2,411 → 2,303 (-108)

21% less capital invested

Capital invested by funds: $176B → $139B (-$37.1B)

29% less first-time investments, than exits

New positions opened: 174 | Existing positions closed: 245

30% less funds holding in top 10

Funds holding in top 10: 69 → 48 (-21)

Holders
2,303
Holders Change
-108
Holders Change %
-4.48%
% of All Funds
28.33%
Holding in Top 10
48
Holding in Top 10 Change
-21
Holding in Top 10 Change %
-30.43%
% of All Funds
0.59%
New
174
Increased
991
Reduced
831
Closed
245
Calls
$1.49B
Puts
$1.65B
Net Calls
-$161M
Net Calls Change
+$443M

Top Buyers

Rank Fund Capital Flow
1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$520M
2
Two Sigma Investments
Two Sigma Investments
New York
+$478M
3
Holocene Advisors
Holocene Advisors
New York
+$446M
4
Wellington Management Group
Wellington Management Group
Massachusetts
+$260M
5
JP Morgan Chase
JP Morgan Chase
New York
+$260M

Top Sellers

Rank Fund Capital Flow
1
JSC
J. Stern & Co
United Kingdom
-$1.07B
2
Fidelity Investments
Fidelity Investments
Massachusetts
-$557M
3
Invesco
Invesco
Georgia
-$457M
4
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$369M
5
Barclays
Barclays
United Kingdom
-$325M
Name Holding Trade Value Shares
Change 		Change in
Stake
JSC
976
J. Stern & Co
United Kingdom
$1.92M -$1.07B -2,123,089 -100%
LB
977
Legacy Bridge
Iowa
$1.92M +$22.8K +45 +1%
AWM
978
Aviso Wealth Management
Washington
$1.91M -$12.1K -24 -0.6%
CS
979
Cannell & Spears
New York
$1.9M +$7.59K +15 +0.4%
SC
980
Sepio Capital
Utah
$1.9M +$10.6K +21 +0.5%
DCU
981
Dara Capital US
Florida
$1.9M +$72.9K +144 +4%
MNBTD
982
Moody National Bank Trust Division
Texas
$1.9M +$11.6K +23 +0.6%
PCG
983
Prosperity Consulting Group
Maryland
$1.89M -$148K -293 -7%
DI
984
Dalton Investments
Nevada
$1.89M – – –
SDIC
985
South Dakota Investment Council
South Dakota
$1.89M – – –
CPIG
986
Chicago Partners Investment Group
Illinois
$1.87M +$210K +415 +12%
RBA
987
Richard Bernstein Advisors
New York
$1.87M – – –
Westfield Capital Management
988
Westfield Capital Management
Massachusetts
$1.86M +$2.04M +4,036 New
FCM
989
Fire Capital Management
California
$1.86M +$42.5K +84 +2%
FPAS
990
Focus Partners Advisor Solutions
Missouri
$1.86M +$347K +686 +21%
BFG
991
Berger Financial Group
Minnesota
$1.85M -$25.8K -51 -1%
AF
992
Ally Financial
Michigan
$1.84M +$2.02M +4,000 New
PM
993
Prosight Management
Texas
$1.84M +$2.02M +4,000 New
QI
994
Qtron Investments
Massachusetts
$1.84M +$506 +1 +0%
RP
995
Rowlandmiller & Partners
Georgia
$1.84M -$306K -604 -13%
CDDEC
996
Caisse Des Depots Et Consignations
France
$1.83M – – –
TAM
997
Trust Asset Management
Texas
$1.82M – – –
IWM
998
IHT Wealth Management
Illinois
$1.81M +$90.6K +179 +5%
HSA
999
HBK Sorce Advisory
Pennsylvania
$1.81M +$24.8K +49 +1%
JWM
1000
Jacksonville Wealth Management
Florida
$1.8M – – –
38 39
40
41 42

ISRG Hedge Fund Activity: Q1 2026 in Review

2,303 of the 8,130 institutional investors tracked by Wall St. Rank reported a position in Intuitive Surgical (ISRG) for Q1 2026, worth a combined $139B — down 21% from $176B a quarter earlier.

Sellers outnumbered buyers: 245 funds closed out of ISRG and 174 opened new positions — a net loss of 71 holders — while 831 trimmed existing stakes and 991 added.

The largest buyer was Arrowstreet Capital, adding an estimated $520M. The largest seller was J. Stern & Co, cutting an estimated $1.07B.

  • 2,303 institutional investors held Intuitive Surgical (ISRG) as of Q1 2026, down from 2,411 in Q4 2025.
  • Funds reported $139B of Intuitive Surgical stock for Q1 2026, down 21% quarter-over-quarter.
  • 174 funds opened new Intuitive Surgical positions in Q1 2026 and 245 closed out, a net change of -71 holders.
  • The largest Intuitive Surgical buyer in Q1 2026 was Arrowstreet Capital, an estimated $520M added.
  • The largest Intuitive Surgical seller in Q1 2026 was J. Stern & Co, an estimated $1.07B sold.

Based on aggregated 13F filings for Q1 2026.