INTUITIVE SURGICAL INC

Ticker: ISRG CUSIP: 46120E602 Class: COM NEW

Asset Management One Co., Ltd.'s Holding History (CIK: 0001068855)

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

Q4 2025

Shares 196,557 Value ($000) $113,079 Avg Close $532.37 Range $427.84 - $583.45

Q3 2025

Shares 193,563 Value ($000) $86,567 Avg Close $479.87 Range $429.72 - $550.70

Q2 2025

Shares 193,600 Value ($000) $105,204 Avg Close $522.87 Range $425.00 - $568.69

Q1 2025

Shares 191,998 Value ($000) $95,091 Avg Close $553.02 Range $474.37 - $616.00

Q4 2024

Shares 182,559 Value ($000) $97,647 Avg Close $520.85 Range $470.06 - $556.23

Q3 2024

Shares 180,453 Value ($000) $88,651 Avg Close $465.56 Range $413.82 - $496.18

Q2 2024

Shares 176,942 Value ($000) $78,713 Avg Close $398.28 Range $364.17 - $447.11

Q1 2024

Shares 177,943 Value ($000) $71,015 Avg Close $377.87 Range $320.26 - $403.76

Q4 2023

Shares 184,283 Value ($000) $62,360 Avg Close $298.09 Range $254.85 - $340.49

Q3 2023

Shares 172,259 Value ($000) $50,350 Avg Close $312.30 Range $282.50 - $358.07

Q2 2023

Shares 174,413 Value ($000) $59,639 Avg Close $302.56 Range $250.01 - $344.08

Q1 2023

Shares 176,956 Value ($000) $45,207 Avg Close $246.36 Range $222.65 - $273.58

Q4 2022

Shares 176,878 Value ($000) $47,354 Avg Close $243.83 Range $180.07 - $285.09

Q3 2022

Shares 183,430 Value ($000) $34,382 Avg Close $214.77 Range $184.94 - $245.36

Q2 2022

Shares 185,347 Value ($000) $37,200 Avg Close $234.60 Range $186.83 - $308.97

Q1 2022

Shares 185,516 Value ($000) $55,966 Avg Close $292.14 Range $254.20 - $362.00

Q4 2021

Shares 189,352 Value ($000) $69,131 Avg Close $344.06 Range $313.69 - $369.69

Q3 2021

Shares 62,474 Value ($000) $62,108 Avg Close $335.80 Range $305.50 - $362.34

Q2 2021

Shares 63,706 Value ($000) $58,586 Avg Close $280.54 Range $248.63 - $308.68

Q1 2021

Shares 63,907 Value ($000) $47,223 Avg Close $251.58 Range $227.47 - $275.28

Q4 2020

Shares 64,116 Value ($000) $52,202 Avg Close $248.30 Range $217.67 - $275.60

Q3 2020

Shares 64,234 Value ($000) $45,577 Avg Close $224.54 Range $188.74 - $259.61

Q2 2020

Shares 64,590 Value ($000) $36,808 Avg Close $179.26 Range $150.00 - $200.40

Q1 2020

Shares 65,058 Value ($000) $32,220 Avg Close $183.15 Range $120.17 - $206.33

Q4 2019

Shares 64,929 Value ($000) $38,383 Avg Close $187.24 Range $167.34 - $200.53

Q3 2019

Shares 68,187 Value ($000) $36,820 Avg Close $172.96 Range $160.67 - $183.00

Q2 2019

Shares 66,369 Value ($000) $34,812 Avg Close $171.34 Range $151.72 - $196.44

Q1 2019

Shares 61,301 Value ($000) $34,976 Avg Close $177.73 Range $148.82 - $193.08

Q4 2018

Shares 194,584 Value ($000) $93,051 Avg Close $169.46 Range $143.41 - $193.71

Q3 2018

Shares 187,644 Value ($000) $107,667 Avg Close $177.57 Range $157.27 - $191.80

Q2 2018

Shares 182,827 Value ($000) $87,529 Avg Close $152.50 Range $131.19 - $165.64

Q1 2018

Shares 186,195 Value ($000) $76,867 Avg Close $139.55 Range $121.70 - $150.67

Q4 2017

Shares 184,414 Value ($000) $67,341 Avg Close $125.15 Range $116.40 - $135.02

Q3 2017

Shares 63,489 Value ($000) $66,309 Avg Close $108.96 Range $102.29 - $117.20

Q2 2017

Shares 62,259 Value ($000) $58,222 Avg Close $96.11 Range $83.71 - $107.06

Q1 2017

Shares 63,415 Value ($000) $48,606 Avg Close $79.00 Range $69.41 - $85.59

Q4 2016

Shares 68,394 Value ($000) $43,385 Avg Close $73.52 Range $67.86 - $80.81

Q3 2016

Shares 3,555 Value ($000) $2,561 Avg Close $76.57 Range $73.23 - $80.79

Q2 2016

Shares 3,462 Value ($000) $2,278 Avg Close $70.37 Range $65.67 - $73.72

Q1 2016

Shares 3,462 Value ($000) $2,072 Avg Close $61.97 Range $55.78 - $67.53

Q4 2015

Shares 3,462 Value ($000) $1,911 Avg Close $56.16 Range $49.67 - $61.84

Q3 2015

Shares 3,462 Value ($000) $1,578 Avg Close $56.64 Range $50.07 - $62.76

Q2 2015

Shares 3,462 Value ($000) $1,675 Avg Close $55.94 Range $53.34 - $62.12

Q1 2015

Shares 3,462 Value ($000) $1,752 Avg Close $56.60 Range $54.07 - $59.79

Q4 2014

Shares 3,822 Value ($000) $2,024 Avg Close $55.69 Range $49.93 - $59.87

Q3 2014

Shares 3,860 Value ($000) $1,792 Avg Close $49.65 Range $41.78 - $53.67

Q2 2014

Shares 3,860 Value ($000) $1,628 Avg Close $44.11 Range $38.50 - $60.14

Q1 2014

Shares 4,440 Value ($000) $1,932 Avg Close $47.10 Range $41.11 - $51.39

Q4 2013

Shares 4,978 Value ($000) $1,894 Avg Close $42.08 Range $39.02 - $45.43

Q3 2013

Shares 5,466 Value ($000) $2,012 Avg Close $44.16 Range $39.67 - $56.58

Q2 2013

Shares 4,932 Value ($000) $2,476 Avg Close $55.09 Range $51.68 - $57.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	196,557	$113,079	$532.37	$427.84 - $583.45
Q3 2025	193,563	$86,567	$479.87	$429.72 - $550.70
Q2 2025	193,600	$105,204	$522.87	$425.00 - $568.69
Q1 2025	191,998	$95,091	$553.02	$474.37 - $616.00
Q4 2024	182,559	$97,647	$520.85	$470.06 - $556.23
Q3 2024	180,453	$88,651	$465.56	$413.82 - $496.18
Q2 2024	176,942	$78,713	$398.28	$364.17 - $447.11
Q1 2024	177,943	$71,015	$377.87	$320.26 - $403.76
Q4 2023	184,283	$62,360	$298.09	$254.85 - $340.49
Q3 2023	172,259	$50,350	$312.30	$282.50 - $358.07
Q2 2023	174,413	$59,639	$302.56	$250.01 - $344.08
Q1 2023	176,956	$45,207	$246.36	$222.65 - $273.58
Q4 2022	176,878	$47,354	$243.83	$180.07 - $285.09
Q3 2022	183,430	$34,382	$214.77	$184.94 - $245.36
Q2 2022	185,347	$37,200	$234.60	$186.83 - $308.97
Q1 2022	185,516	$55,966	$292.14	$254.20 - $362.00
Q4 2021	189,352	$69,131	$344.06	$313.69 - $369.69
Q3 2021	62,474	$62,108	$335.80	$305.50 - $362.34
Q2 2021	63,706	$58,586	$280.54	$248.63 - $308.68
Q1 2021	63,907	$47,223	$251.58	$227.47 - $275.28
Q4 2020	64,116	$52,202	$248.30	$217.67 - $275.60
Q3 2020	64,234	$45,577	$224.54	$188.74 - $259.61
Q2 2020	64,590	$36,808	$179.26	$150.00 - $200.40
Q1 2020	65,058	$32,220	$183.15	$120.17 - $206.33
Q4 2019	64,929	$38,383	$187.24	$167.34 - $200.53
Q3 2019	68,187	$36,820	$172.96	$160.67 - $183.00
Q2 2019	66,369	$34,812	$171.34	$151.72 - $196.44
Q1 2019	61,301	$34,976	$177.73	$148.82 - $193.08
Q4 2018	194,584	$93,051	$169.46	$143.41 - $193.71
Q3 2018	187,644	$107,667	$177.57	$157.27 - $191.80
Q2 2018	182,827	$87,529	$152.50	$131.19 - $165.64
Q1 2018	186,195	$76,867	$139.55	$121.70 - $150.67
Q4 2017	184,414	$67,341	$125.15	$116.40 - $135.02
Q3 2017	63,489	$66,309	$108.96	$102.29 - $117.20
Q2 2017	62,259	$58,222	$96.11	$83.71 - $107.06
Q1 2017	63,415	$48,606	$79.00	$69.41 - $85.59
Q4 2016	68,394	$43,385	$73.52	$67.86 - $80.81
Q3 2016	3,555	$2,561	$76.57	$73.23 - $80.79
Q2 2016	3,462	$2,278	$70.37	$65.67 - $73.72
Q1 2016	3,462	$2,072	$61.97	$55.78 - $67.53
Q4 2015	3,462	$1,911	$56.16	$49.67 - $61.84
Q3 2015	3,462	$1,578	$56.64	$50.07 - $62.76
Q2 2015	3,462	$1,675	$55.94	$53.34 - $62.12
Q1 2015	3,462	$1,752	$56.60	$54.07 - $59.79
Q4 2014	3,822	$2,024	$55.69	$49.93 - $59.87
Q3 2014	3,860	$1,792	$49.65	$41.78 - $53.67
Q2 2014	3,860	$1,628	$44.11	$38.50 - $60.14
Q1 2014	4,440	$1,932	$47.10	$41.11 - $51.39
Q4 2013	4,978	$1,894	$42.08	$39.02 - $45.43
Q3 2013	5,466	$2,012	$44.16	$39.67 - $56.58
Q2 2013	4,932	$2,476	$55.09	$51.68 - $57.34