William Blair & Company’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
$196M Sell
425,228
-14,142
-3% -$7.15M 0.56% 40
2025
Q4
$249M Sell
439,370
-18,636
-4% -$9.92M 0.67% 31
2025
Q3
$205M Sell
458,006
-8,017
-2% -$3.85M 0.55% 48
2025
Q2
$253M Sell
466,023
-7,393
-2% -$3.87M 0.7% 33
2025
Q1
$234M Buy
473,416
+4,536
+1% +$2.51M 0.71% 32
2024
Q4
$245M Buy
468,880
+4,101
+0.9% +$2.14M 0.71% 29
2024
Q3
$228M Sell
464,779
-7,463
-2% -$3.47M 0.67% 37
2024
Q2
$210M Buy
472,242
+23,667
+5% +$9.43M 0.65% 37
2024
Q1
$179M Buy
448,575
+52,693
+13% +$19.9M 0.56% 45
2023
Q4
$134M Buy
395,882
+18,511
+5% +$5.52M 0.46% 55
2023
Q3
$110M Buy
377,371
+11,400
+3% +$3.56M 0.42% 59
2023
Q2
$125M Buy
365,971
+64,773
+22% +$19.6M 0.46% 52
2023
Q1
$76.9M Buy
301,198
+20,097
+7% +$4.95M 0.31% 78
2022
Q4
$74.6M Sell
281,101
-225
-0.1% -$54.9K 0.32% 75
2022
Q3
$52.7M Sell
281,326
-8,023
-3% -$1.72M 0.24% 98
2022
Q2
$58.1M Sell
289,349
-5,136
-2% -$1.2M 0.26% 96
2022
Q1
$88.8M Buy
294,485
+882
+0.3% +$258K 0.31% 77
2021
Q4
$105M Buy
293,603
+20,828
+8% +$7.17M 0.33% 71
2021
Q3
$90.4M Buy
272,775
+6,009
+2% +$2.02M 0.31% 77
2021
Q2
$81.8M Buy
266,766
+1,800
+0.7% +$505K 0.28% 85
2021
Q1
$65.3M Buy
264,966
+3,975
+2% +$1M 0.25% 100
2020
Q4
$71.2M Sell
260,991
-549
-0.2% -$136K 0.26% 87
2020
Q3
$61.9M Buy
261,540
+7,314
+3% +$1.64M 0.26% 86
2020
Q2
$48.3M Buy
254,226
+1,389
+0.5% +$249K 0.23% 97
2020
Q1
$41.7M Sell
252,837
-9,324
-4% -$1.71M 0.26% 86
2019
Q4
$51.7M Sell
262,161
-3,648
-1% -$683K 0.27% 86
2019
Q3
$47.8M Buy
265,809
+105
+0% +$18.2K 0.28% 82
2019
Q2
$46.5M Sell
265,704
-126
-0% -$21.6K 0.27% 92
2019
Q1
$50.6M Buy
265,830
+5,142
+2% +$914K 0.31% 85
2018
Q4
$41.6M Buy
260,688
+1,251
+0.5% +$212K 0.3% 84
2018
Q3
$49.6M Sell
259,437
-924
-0.4% -$164K 0.3% 86
2018
Q2
$41.5M Sell
260,361
-1,464
-0.6% -$223K 0.28% 90
2018
Q1
$36M Sell
261,825
-9,543
-4% -$1.33M 0.25% 96
2017
Q4
$33M Sell
271,368
-4,185
-2% -$524K 0.22% 112
2017
Q3
$32M Sell
275,553
-4,995
-2% -$544K 0.24% 106
2017
Q2
$29.2M Buy
280,548
+6,678
+2% +$642K 0.22% 114
2017
Q1
$23M Buy
273,870
+7,326
+3% +$579K 0.19% 135
2016
Q4
$18.8M Buy
266,544
+14,346
+6% +$1.05M 0.17% 151
2016
Q3
$20.3M Buy
252,198
+1,764
+0.7% +$135K 0.18% 144
2016
Q2
$18.4M Sell
250,434
-702
-0.3% -$49.4K 0.17% 149
2016
Q1
$16.8M Buy
251,136
+1,017
+0.4% +$63K 0.16% 154
2015
Q4
$15.2M Buy
250,119
+2,610
+1% +$147K 0.14% 161
2015
Q3
$12.6M Sell
247,509
-23,994
-9% -$1.36M 0.11% 200
2015
Q2
$14.6M Sell
271,503
-56,124
-17% -$3.14M 0.02% 762
2015
Q1
$18.4M Sell
327,627
-19,971
-6% -$1.13M 0.03% 635
2014
Q4
$20.4M Sell
347,598
-711
-0.2% -$39.6K 0.03% 588
2014
Q3
$17.9M Sell
348,309
-20,889
-6% -$1.04M 0.03% 614
2014
Q2
$16.9M Sell
369,198
-8,100
-2% -$357K 0.03% 632
2014
Q1
$18.4M Buy
377,298
+1,701
+0.5% +$80.1K 0.03% 583
2013
Q4
$16M Buy
375,597
+64,377
+21% +$2.71M 0.03% 615
2013
Q3
$13M Sell
311,220
-267,147
-46% -$11.8M 0.02% 651
2013
Q2
$32.5M Buy
+578,367
New +$31.9M 0.06% 398

Other funds holding ISRG

William Blair & Company's ISRG Position: Q1 2026 in Review

William Blair & Company reduced its Intuitive Surgical (ISRG) stake by 3.2% in Q1 2026, selling an estimated $7.15M and leaving 425,228 shares worth $196M. The position accounts for 0.56% of the portfolio, ranked #40.

William Blair & Company first reported a position in ISRG in Q2 2013 and has held it in 52 quarters since. The position peaked at $253M in Q2 2025. 2,303 funds tracked by Wall St. Rank hold ISRG as of Q1 2026.

  • William Blair & Company held 425,228 shares of Intuitive Surgical worth $196M as of Q1 2026.
  • William Blair & Company sold 14,142 Intuitive Surgical shares in Q1 2026, an estimated $7.15M.
  • Intuitive Surgical made up 0.56% of William Blair & Company's portfolio in Q1 2026, its #40 holding.
  • William Blair & Company first reported a position in Intuitive Surgical in Q2 2013 and has held it in 52 quarters since.
  • William Blair & Company's Intuitive Surgical position peaked at $253M in Q2 2025.
  • 2,303 funds tracked by Wall St. Rank held Intuitive Surgical as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.