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
$625M Buy
1,356,011
+315,444
+30% +$160M 0.1% 140
2025
Q4
$589M Buy
1,040,567
+210,934
+25% +$112M 0.09% 151
2025
Q3
$371M Buy
829,633
+490,462
+145% +$235M 0.06% 263
2025
Q2
$184M Sell
339,171
-27,333
-7% -$14.3M 0.03% 442
2025
Q1
$182M Sell
366,504
-125,950
-26% -$69.7M 0.03% 403
2024
Q4
$257M Sell
492,454
-376,620
-43% -$196M 0.04% 310
2024
Q3
$427M Sell
869,074
-554,197
-39% -$258M 0.08% 163
2024
Q2
$633M Sell
1,423,271
-42,747
-3% -$17M 0.13% 96
2024
Q1
$585M Sell
1,466,018
-465,611
-24% -$176M 0.11% 108
2023
Q4
$652M Buy
1,931,629
+90,072
+5% +$26.8M 0.13% 76
2023
Q3
$538M Sell
1,841,557
-99,884
-5% -$31.2M 0.12% 94
2023
Q2
$664M Buy
1,941,441
+1,443,296
+290% +$437M 0.14% 68
2023
Q1
$127M Sell
498,145
-1,188,344
-70% -$293M 0.03% 507
2022
Q4
$448M Buy
1,686,489
+1,086,507
+181% +$265M 0.1% 128
2022
Q3
$112M Sell
599,982
-40,743
-6% -$8.75M 0.03% 550
2022
Q2
$129M Buy
640,725
+365,182
+133% +$85.7M 0.03% 445
2022
Q1
$83.1M Sell
275,543
-570,787
-67% -$167M 0.02% 749
2021
Q4
$304M Buy
846,330
+606,801
+253% +$209M 0.06% 208
2021
Q3
$79.4M Sell
239,529
-523,254
-69% -$176M 0.02% 797
2021
Q2
$234M Buy
762,783
+145,950
+24% +$40.9M 0.05% 268
2021
Q1
$152M Buy
616,833
+476,064
+338% +$120M 0.04% 402
2020
Q4
$38.4M Buy
+140,769
New +$35M 0.01% 1179
2020
Q1
Sell
-142,692
Closed -$26.1M 9872
2019
Q4
$28.1M Sell
142,692
-407,136
-74% -$76.2M 0.01% 1186
2019
Q3
$99M Buy
549,828
+539,160
+5,054% +$93.3M 0.05% 403
2019
Q2
$1.86M Sell
10,668
-1,528,173
-99% -$262M ﹤0.01% 4632
2019
Q1
$293M Buy
1,538,841
+499,506
+48% +$88.8M 0.15% 78
2018
Q4
$166M Buy
1,039,335
+197,367
+23% +$33.4M 0.09% 165
2018
Q3
$161M Sell
841,968
-695,889
-45% -$124M 0.07% 244
2018
Q2
$245M Buy
1,537,857
+250,326
+19% +$38.2M 0.12% 112
2018
Q1
$177M Buy
1,287,531
+895,128
+228% +$125M 0.1% 151
2017
Q4
$47.7M Sell
392,403
-200,967
-34% -$25.2M 0.03% 640
2017
Q3
$69M Buy
593,370
+497,295
+518% +$54.2M 0.05% 390
2017
Q2
$9.98M Sell
96,075
-21,753
-18% -$2.09M 0.01% 1467
2017
Q1
$10M Sell
117,828
-460,062
-80% -$36.3M 0.01% 1436
2016
Q4
$40.7M Buy
577,890
+466,497
+419% +$34.3M 0.04% 465
2016
Q3
$8.97M Sell
111,393
-674,676
-86% -$51.7M 0.01% 1457
2016
Q2
$57.8M Sell
786,069
-1,829,709
-70% -$129M 0.06% 281
2016
Q1
$175M Buy
2,615,778
+432,900
+20% +$26.8M 0.22% 55
2015
Q4
$132M Buy
2,182,878
+581,121
+36% +$32.6M 0.14% 133
2015
Q3
$81.8M Buy
1,601,757
+1,352,250
+542% +$76.6M 0.08% 255
2015
Q2
$13.4M Sell
249,507
-556,920
-69% -$31.2M 0.01% 1272
2015
Q1
$45.3M Sell
806,427
-24,327
-3% -$1.38M 0.04% 527
2014
Q4
$48.8M Buy
830,754
+88,173
+12% +$4.91M 0.05% 484
2014
Q3
$38.1M Buy
742,581
+410,661
+124% +$20.4M 0.04% 547
2014
Q2
$15.2M Buy
331,920
+222,489
+203% +$9.82M 0.02% 985
2014
Q1
$5.33M Buy
109,431
+34,047
+45% +$1.6M 0.01% 1737
2013
Q4
$3.22M Sell
75,384
-769,752
-91% -$32.4M ﹤0.01% 2070
2013
Q3
$35.3M Buy
845,136
+747,378
+765% +$33M 0.05% 448
2013
Q2
$5.5M Buy
+97,758
New +$5.39M 0.01% 1488

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.