Twin Tree Management
ISRG icon

Twin Tree Management’s Intuitive Surgical ISRG Stock Holding History

Twin Tree Management’s Portfolio ISRG Stock Details ISRG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$7.79M Sell
16,900
-26,600
-61% -$13.5M 0.16% 125
2025
Q4 		$24.6M Buy
43,500
+38,200
+721% +$20.3M 0.22% 99
2025
Q3 		$2.37M Buy
+5,300
New +$2.54M 0.01% 999
2025
Q2 		– Sell
-58,400
Closed -$28.9M – 1769
2025
Q1 		$28.9M Sell
58,400
-14,600
-20% -$8.07M 0.05% 314
2024
Q4 		$38.1M Buy
+73,000
New +$38M 0.07% 255
2024
Q2 		– Sell
-79,400
Closed -$31.7M – 1499
2024
Q1 		$31.7M Sell
79,400
-31,600
-28% -$11.9M 0.07% 286
2023
Q4 		$37.4M Buy
111,000
+48,000
+76% +$14.3M 0.07% 272
2023
Q3 		$18.4M Hold
63,000
– – 0.04% 378
2023
Q2 		$21.5M Sell
63,000
-123,700
-66% -$37.4M 0.03% 396
2023
Q1 		$47.7M Sell
186,700
-76,300
-29% -$18.8M 0.09% 191
2022
Q4 		$69.8M Buy
263,000
+222,000
+541% +$54.1M 0.15% 123
2022
Q3 		$7.68M Sell
41,000
-534,100
-93% -$115M 0.01% 639
2022
Q2 		$115M Buy
575,100
+54,100
+10% +$12.7M 0.18% 58
2022
Q1 		$157M Buy
+521,000
New +$152M 0.25% 39
2021
Q4 		– Sell
-312,000
Closed -$103M – 1704
2021
Q3 		$103M Sell
312,000
-166,500
-35% -$55.9M 0.23% 71
2021
Q2 		$147M Buy
478,500
+227,100
+90% +$63.7M 0.39% 34
2021
Q1 		$61.9M Buy
+251,400
New +$63.2M 0.23% 94
2020
Q2 		– Sell
-431,100
Closed -$71.2M – 1579
2020
Q1 		$71.2M Sell
431,100
-137,100
-24% -$25.1M 0.34% 40
2019
Q4 		$112M Buy
568,200
+63,000
+12% +$11.8M 0.39% 41
2019
Q3 		$90.9M Buy
505,200
+174,900
+53% +$30.3M 0.36% 45
2019
Q2 		$57.8M Sell
330,300
-169,200
-34% -$29M 0.28% 65
2019
Q1 		$95M Buy
499,500
+474,900
+1,930% +$84.4M 0.49% 37
2018
Q4 		$3.93M Buy
+24,600
New +$4.17M 0.02% 548
2018
Q2 		– Sell
-17,100
Closed -$2.35M – 1239
2018
Q1 		$2.35M Buy
+17,100
New +$2.39M 0.02% 489
2017
Q3 		– Sell
-43,200
Closed -$4.49M – 1062
2017
Q2 		$4.49M Sell
43,200
-110,700
-72% -$10.6M 0.04% 396
2017
Q1 		$13.1M Buy
153,900
+90,000
+141% +$7.11M 0.12% 177
2016
Q4 		$4.5M Sell
63,900
-162,900
-72% -$12M 0.04% 415
2016
Q3 		$18.3M Buy
+226,800
New +$17.4M 0.23% 84
2016
Q1 		– Sell
-31,500
Closed -$1.91M – 1350
2015
Q4 		$1.91M Sell
31,500
-900
-3% -$50.5K 0.04% 429
2015
Q3 		$1.65M Sell
32,400
-49,500
-60% -$2.8M 0.04% 394
2015
Q2 		$4.41M Sell
81,900
-54,900
-40% -$3.07M 0.11% 189
2015
Q1 		$7.68M Sell
136,800
-29,700
-18% -$1.68M 0.2% 97
2014
Q4 		$9.79M Buy
166,500
+55,800
+50% +$3.11M 0.27% 61
2014
Q3 		$5.68M Sell
110,700
-44,100
-28% -$2.19M 0.15% 140
2014
Q2 		$7.08M Buy
154,800
+39,600
+34% +$1.75M 0.16% 124
2014
Q1 		$5.61M Buy
115,200
+5,400
+5% +$254K 0.11% 201
2013
Q4 		$4.69M Buy
109,800
+2,700
+3% +$114K 0.11% 186
2013
Q3 		$4.48M Buy
107,100
+61,200
+133% +$2.7M 0.15% 139
2013
Q2 		$2.58M Buy
+45,900
New +$2.53M 0.1% 241

Other funds holding ISRG

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Twin Tree Management's ISRG Position: Q1 2026 in Review

Twin Tree Management increased its Intuitive Surgical (ISRG) stake by 164% in Q1 2026, buying an estimated $1.5M and bringing the position to 4,763 shares worth $2.2M. The position accounts for 0.05% of the portfolio, ranked #444.

Twin Tree Management first reported a position in ISRG in Q2 2013 and has held it in 32 quarters since. The position peaked at $92.1M in Q2 2022. 2,302 funds tracked by Wall St. Rank hold ISRG as of Q1 2026.

  • Twin Tree Management held 4,763 shares of Intuitive Surgical worth $2.2M as of Q1 2026.
  • Twin Tree Management bought 2,956 Intuitive Surgical shares in Q1 2026, an estimated $1.5M.
  • Intuitive Surgical made up 0.05% of Twin Tree Management's portfolio in Q1 2026, its #444 holding.
  • Twin Tree Management first reported a position in Intuitive Surgical in Q2 2013 and has held it in 32 quarters since.
  • Twin Tree Management's Intuitive Surgical position peaked at $92.1M in Q2 2022.
  • 2,302 funds tracked by Wall St. Rank held Intuitive Surgical as of Q1 2026.

Based on Twin Tree Management's 13F filing for Q1 2026, filed 14 May 2026.