Citadel Advisors’s Intuitive Surgical ISRG Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$137M Sell
297,500
-168,600
-36% -$85.3M 0.02% 631
2025
Q4
$264M Buy
466,100
+132,000
+40% +$70.3M 0.04% 380
2025
Q3
$149M Buy
334,100
+88,500
+36% +$42.5M 0.02% 622
2025
Q2
$133M Sell
245,600
-25,900
-10% -$13.5M 0.02% 580
2025
Q1
$134M Buy
271,500
+9,800
+4% +$5.42M 0.03% 534
2024
Q4
$137M Sell
261,700
-99,400
-28% -$51.8M 0.02% 567
2024
Q3
$177M Buy
361,100
+41,600
+13% +$19.4M 0.03% 411
2024
Q2
$142M Sell
319,500
-237,700
-43% -$94.7M 0.03% 493
2024
Q1
$222M Buy
557,200
+119,600
+27% +$45.2M 0.04% 328
2023
Q4
$148M Buy
437,600
+90,900
+26% +$27.1M 0.03% 479
2023
Q3
$101M Buy
346,700
+81,400
+31% +$25.4M 0.02% 620
2023
Q2
$90.7M Sell
265,300
-30,900
-10% -$9.35M 0.02% 665
2023
Q1
$75.7M Sell
296,200
-184,500
-38% -$45.5M 0.02% 777
2022
Q4
$128M Sell
480,700
-209,300
-30% -$51M 0.03% 527
2022
Q3
$129M Sell
690,000
-315,700
-31% -$67.8M 0.03% 477
2022
Q2
$202M Buy
1,005,700
+379,500
+61% +$89M 0.05% 279
2022
Q1
$189M Sell
626,200
-562,900
-47% -$164M 0.04% 369
2021
Q4
$427M Sell
1,189,100
-196,900
-14% -$67.7M 0.09% 141
2021
Q3
$459M Buy
1,386,000
+144,000
+12% +$48.4M 0.1% 132
2021
Q2
$381M Buy
1,242,000
+367,500
+42% +$103M 0.09% 137
2021
Q1
$215M Buy
874,500
+129,900
+17% +$32.7M 0.05% 264
2020
Q4
$203M Sell
744,600
-224,700
-23% -$55.8M 0.05% 256
2020
Q3
$229M Buy
969,300
+89,700
+10% +$20.1M 0.07% 164
2020
Q2
$167M Sell
879,600
-273,900
-24% -$49.1M 0.06% 227
2020
Q1
$190M Sell
1,153,500
-479,100
-29% -$87.7M 0.09% 145
2019
Q4
$322M Sell
1,632,600
-17,700
-1% -$3.31M 0.14% 92
2019
Q3
$297M Buy
1,650,300
+555,900
+51% +$96.2M 0.14% 87
2019
Q2
$191M Sell
1,094,400
-162,900
-13% -$27.9M 0.09% 171
2019
Q1
$239M Buy
1,257,300
+1,800
+0.1% +$320K 0.12% 109
2018
Q4
$200M Sell
1,255,500
-753,300
-38% -$128M 0.11% 120
2018
Q3
$384M Buy
2,008,800
+666,900
+50% +$118M 0.17% 66
2018
Q2
$214M Buy
1,341,900
+58,500
+5% +$8.92M 0.11% 139
2018
Q1
$177M Sell
1,283,400
-654,900
-34% -$91.4M 0.1% 152
2017
Q4
$236M Sell
1,938,300
-177,600
-8% -$22.2M 0.14% 111
2017
Q3
$246M Buy
2,115,900
+873,000
+70% +$95.1M 0.19% 65
2017
Q2
$129M Buy
1,242,900
+515,700
+71% +$49.6M 0.11% 163
2017
Q1
$61.9M Sell
727,200
-27,000
-4% -$2.13M 0.06% 351
2016
Q4
$53.1M Buy
754,200
+60,300
+9% +$4.43M 0.05% 358
2016
Q3
$55.9M Sell
693,900
-166,500
-19% -$12.7M 0.06% 338
2016
Q2
$63.2M Buy
860,400
+55,800
+7% +$3.93M 0.07% 255
2016
Q1
$53.7M Sell
804,600
-451,800
-36% -$28M 0.07% 274
2015
Q4
$76.2M Sell
1,256,400
-198,900
-14% -$11.2M 0.08% 258
2015
Q3
$74.3M Buy
1,455,300
+252,900
+21% +$14.3M 0.07% 275
2015
Q2
$64.7M Buy
1,202,400
+67,500
+6% +$3.78M 0.06% 387
2015
Q1
$63.7M Sell
1,134,900
-142,200
-11% -$8.05M 0.06% 377
2014
Q4
$75.1M Buy
1,277,100
+65,700
+5% +$3.66M 0.07% 295
2014
Q3
$62.2M Buy
1,211,400
+216,900
+22% +$10.8M 0.07% 328
2014
Q2
$45.5M Sell
994,500
-243,000
-20% -$10.7M 0.05% 421
2014
Q1
$60.2M Sell
1,237,500
-95,400
-7% -$4.49M 0.07% 329
2013
Q4
$56.9M Sell
1,332,900
-142,200
-10% -$5.98M 0.07% 310
2013
Q3
$61.7M Buy
1,475,100
+347,400
+31% +$15.3M 0.09% 228
2013
Q2
$63.5M Buy
+1,127,700
New +$62.1M 0.11% 201

Other funds holding ISRG

Citadel Advisors's ISRG Position: Q1 2026 in Review

Citadel Advisors increased its Intuitive Surgical (ISRG) stake by 30% in Q1 2026, buying an estimated $160M and bringing the position to 1,356,011 shares worth $625M. The position accounts for 0.1% of the portfolio, ranked #140.

Citadel Advisors first reported a position in ISRG in Q2 2013 and has held it in 49 quarters since. The position peaked at $664M in Q2 2023. 2,302 funds tracked by Wall St. Rank hold ISRG as of Q1 2026.

  • Citadel Advisors held 1,356,011 shares of Intuitive Surgical worth $625M as of Q1 2026.
  • Citadel Advisors bought 315,444 Intuitive Surgical shares in Q1 2026, an estimated $160M.
  • Intuitive Surgical made up 0.1% of Citadel Advisors's portfolio in Q1 2026, its #140 holding.
  • Citadel Advisors first reported a position in Intuitive Surgical in Q2 2013 and has held it in 49 quarters since.
  • Citadel Advisors's Intuitive Surgical position peaked at $664M in Q2 2023.
  • 2,302 funds tracked by Wall St. Rank held Intuitive Surgical as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.