INTUITIVE SURGICAL INC

Ticker: ISRG CUSIP: 46120E602 Class: COM NEW

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 439,370 Value ($000) $248,842 Avg Close $532.37 Range $427.84 - $583.45

Q3 2025

Shares 458,006 Value ($000) $204,834 Avg Close $479.87 Range $429.72 - $550.70

Q2 2025

Shares 466,023 Value ($000) $253,242 Avg Close $522.87 Range $425.00 - $568.69

Q1 2025

Shares 473,416 Value ($000) $234,469 Avg Close $553.02 Range $474.37 - $616.00

Q4 2024

Shares 468,880 Value ($000) $244,737 Avg Close $520.85 Range $470.06 - $556.23

Q3 2024

Shares 464,779 Value ($000) $228,332 Avg Close $465.56 Range $413.82 - $496.18

Q2 2024

Shares 472,242 Value ($000) $210,077 Avg Close $398.28 Range $364.17 - $447.11

Q1 2024

Shares 448,575 Value ($000) $179,022 Avg Close $377.87 Range $320.26 - $403.76

Q4 2023

Shares 395,882 Value ($000) $133,555 Avg Close $298.09 Range $254.85 - $340.49

Q3 2023

Shares 377,371 Value ($000) $110,302 Avg Close $312.30 Range $282.50 - $358.07

Q2 2023

Shares 365,971 Value ($000) $125,140 Avg Close $302.56 Range $250.01 - $344.08

Q1 2023

Shares 301,198 Value ($000) $76,947 Avg Close $246.36 Range $222.65 - $273.58

Q4 2022

Shares 281,101 Value ($000) $74,590 Avg Close $243.83 Range $180.07 - $285.09

Q3 2022

Shares 281,326 Value ($000) $52,732 Avg Close $214.77 Range $184.94 - $245.36

Q2 2022

Shares 289,349 Value ($000) $58,075 Avg Close $234.60 Range $186.83 - $308.97

Q1 2022

Shares 294,485 Value ($000) $88,840 Avg Close $292.14 Range $254.20 - $362.00

Q4 2021

Shares 293,603 Value ($000) $105,491 Avg Close $344.06 Range $313.69 - $369.69

Q3 2021

Shares 90,925 Value ($000) $90,393 Avg Close $335.80 Range $305.50 - $362.34

Q2 2021

Shares 88,922 Value ($000) $81,776 Avg Close $280.54 Range $248.63 - $308.68

Q1 2021

Shares 88,322 Value ($000) $65,265 Avg Close $251.58 Range $227.47 - $275.28

Q4 2020

Shares 86,997 Value ($000) $71,172 Avg Close $248.30 Range $217.67 - $275.60

Q3 2020

Shares 87,180 Value ($000) $61,858 Avg Close $224.54 Range $188.74 - $259.61

Q2 2020

Shares 84,742 Value ($000) $48,289 Avg Close $179.26 Range $150.00 - $200.40

Q1 2020

Shares 84,279 Value ($000) $41,736 Avg Close $183.15 Range $120.17 - $206.33

Q4 2019

Shares 87,387 Value ($000) $51,659 Avg Close $187.24 Range $167.34 - $200.53

Q3 2019

Shares 88,603 Value ($000) $47,839 Avg Close $172.96 Range $160.67 - $183.00

Q2 2019

Shares 88,568 Value ($000) $46,458 Avg Close $171.34 Range $151.72 - $196.44

Q1 2019

Shares 88,610 Value ($000) $50,559 Avg Close $177.73 Range $148.82 - $193.08

Q4 2018

Shares 86,896 Value ($000) $41,616 Avg Close $169.46 Range $143.41 - $193.71

Q3 2018

Shares 86,479 Value ($000) $49,639 Avg Close $177.57 Range $157.27 - $191.80

Q2 2018

Shares 86,787 Value ($000) $41,526 Avg Close $152.50 Range $131.19 - $165.64

Q1 2018

Shares 87,275 Value ($000) $36,030 Avg Close $139.55 Range $121.70 - $150.67

Q4 2017

Shares 90,456 Value ($000) $33,011 Avg Close $125.15 Range $116.40 - $135.02

Q3 2017

Shares 30,617 Value ($000) $32,022 Avg Close $108.96 Range $102.29 - $117.20

Q2 2017

Shares 31,172 Value ($000) $29,157 Avg Close $96.11 Range $83.71 - $107.06

Q1 2017

Shares 30,430 Value ($000) $22,966 Avg Close $79.00 Range $69.41 - $85.59

Q4 2016

Shares 29,616 Value ($000) $18,782 Avg Close $73.52 Range $67.86 - $80.81

Q3 2016

Shares 28,022 Value ($000) $20,311 Avg Close $76.57 Range $73.23 - $80.79

Q2 2016

Shares 27,826 Value ($000) $18,404 Avg Close $70.37 Range $65.67 - $73.72

Q1 2016

Shares 27,904 Value ($000) $16,771 Avg Close $61.97 Range $55.78 - $67.53

Q4 2015

Shares 27,791 Value ($000) $15,178 Avg Close $56.16 Range $49.67 - $61.84

Q3 2015

Shares 27,501 Value ($000) $12,638 Avg Close $56.64 Range $50.07 - $62.76

Q2 2015

Shares 30,167 Value ($000) $14,616 Avg Close $55.94 Range $53.34 - $62.12

Q1 2015

Shares 36,403 Value ($000) $18,384 Avg Close $56.60 Range $54.07 - $59.79

Q4 2014

Shares 38,622 Value ($000) $20,428 Avg Close $55.69 Range $49.93 - $59.87

Q3 2014

Shares 38,701 Value ($000) $17,873 Avg Close $49.65 Range $41.78 - $53.67

Q2 2014

Shares 41,022 Value ($000) $16,892 Avg Close $44.11 Range $38.50 - $60.14

Q1 2014

Shares 41,922 Value ($000) $18,361 Avg Close $47.10 Range $41.11 - $51.39

Q4 2013

Shares 41,733 Value ($000) $16,028 Avg Close $42.08 Range $39.02 - $45.43

Q3 2013

Shares 34,580 Value ($000) $13,011 Avg Close $44.16 Range $39.67 - $56.58

Q2 2013

Shares 64,263 Value ($000) $32,525 Avg Close $55.09 Range $51.68 - $57.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	439,370	$248,842	$532.37	$427.84 - $583.45
Q3 2025	458,006	$204,834	$479.87	$429.72 - $550.70
Q2 2025	466,023	$253,242	$522.87	$425.00 - $568.69
Q1 2025	473,416	$234,469	$553.02	$474.37 - $616.00
Q4 2024	468,880	$244,737	$520.85	$470.06 - $556.23
Q3 2024	464,779	$228,332	$465.56	$413.82 - $496.18
Q2 2024	472,242	$210,077	$398.28	$364.17 - $447.11
Q1 2024	448,575	$179,022	$377.87	$320.26 - $403.76
Q4 2023	395,882	$133,555	$298.09	$254.85 - $340.49
Q3 2023	377,371	$110,302	$312.30	$282.50 - $358.07
Q2 2023	365,971	$125,140	$302.56	$250.01 - $344.08
Q1 2023	301,198	$76,947	$246.36	$222.65 - $273.58
Q4 2022	281,101	$74,590	$243.83	$180.07 - $285.09
Q3 2022	281,326	$52,732	$214.77	$184.94 - $245.36
Q2 2022	289,349	$58,075	$234.60	$186.83 - $308.97
Q1 2022	294,485	$88,840	$292.14	$254.20 - $362.00
Q4 2021	293,603	$105,491	$344.06	$313.69 - $369.69
Q3 2021	90,925	$90,393	$335.80	$305.50 - $362.34
Q2 2021	88,922	$81,776	$280.54	$248.63 - $308.68
Q1 2021	88,322	$65,265	$251.58	$227.47 - $275.28
Q4 2020	86,997	$71,172	$248.30	$217.67 - $275.60
Q3 2020	87,180	$61,858	$224.54	$188.74 - $259.61
Q2 2020	84,742	$48,289	$179.26	$150.00 - $200.40
Q1 2020	84,279	$41,736	$183.15	$120.17 - $206.33
Q4 2019	87,387	$51,659	$187.24	$167.34 - $200.53
Q3 2019	88,603	$47,839	$172.96	$160.67 - $183.00
Q2 2019	88,568	$46,458	$171.34	$151.72 - $196.44
Q1 2019	88,610	$50,559	$177.73	$148.82 - $193.08
Q4 2018	86,896	$41,616	$169.46	$143.41 - $193.71
Q3 2018	86,479	$49,639	$177.57	$157.27 - $191.80
Q2 2018	86,787	$41,526	$152.50	$131.19 - $165.64
Q1 2018	87,275	$36,030	$139.55	$121.70 - $150.67
Q4 2017	90,456	$33,011	$125.15	$116.40 - $135.02
Q3 2017	30,617	$32,022	$108.96	$102.29 - $117.20
Q2 2017	31,172	$29,157	$96.11	$83.71 - $107.06
Q1 2017	30,430	$22,966	$79.00	$69.41 - $85.59
Q4 2016	29,616	$18,782	$73.52	$67.86 - $80.81
Q3 2016	28,022	$20,311	$76.57	$73.23 - $80.79
Q2 2016	27,826	$18,404	$70.37	$65.67 - $73.72
Q1 2016	27,904	$16,771	$61.97	$55.78 - $67.53
Q4 2015	27,791	$15,178	$56.16	$49.67 - $61.84
Q3 2015	27,501	$12,638	$56.64	$50.07 - $62.76
Q2 2015	30,167	$14,616	$55.94	$53.34 - $62.12
Q1 2015	36,403	$18,384	$56.60	$54.07 - $59.79
Q4 2014	38,622	$20,428	$55.69	$49.93 - $59.87
Q3 2014	38,701	$17,873	$49.65	$41.78 - $53.67
Q2 2014	41,022	$16,892	$44.11	$38.50 - $60.14
Q1 2014	41,922	$18,361	$47.10	$41.11 - $51.39
Q4 2013	41,733	$16,028	$42.08	$39.02 - $45.43
Q3 2013	34,580	$13,011	$44.16	$39.67 - $56.58
Q2 2013	64,263	$32,525	$55.09	$51.68 - $57.34