INTUITIVE SURGICAL INC

Ticker: ISRG CUSIP: 46120E602 Class: COM NEW

BANK OF MONTREAL /CAN/'s Holding History (CIK: 0000927971)

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

Q4 2025

Shares 513,290 Value ($000) $290,707 Avg Close $532.37 Range $427.84 - $583.45

Q3 2025

Shares 472,519 Value ($000) $211,325 Avg Close $479.87 Range $429.72 - $550.70

Q2 2025

Shares 480,878 Value ($000) $261,314 Avg Close $522.87 Range $425.00 - $568.69

Q1 2025

Shares 523,566 Value ($000) $259,307 Avg Close $553.02 Range $474.37 - $616.00

Q4 2024

Shares 702,500 Value ($000) $366,677 Avg Close $520.85 Range $470.06 - $556.23

Q3 2024

Shares 839,762 Value ($000) $402,397 Avg Close $465.56 Range $413.82 - $496.18

Q2 2024

Shares 1,093,955 Value ($000) $486,908 Avg Close $398.28 Range $364.17 - $447.11

Q1 2024

Shares 1,128,992 Value ($000) $451,868 Avg Close $377.87 Range $320.26 - $403.76

Q4 2023

Shares 1,319,313 Value ($000) $447,062 Avg Close $298.09 Range $254.85 - $340.49

Q3 2023

Shares 1,152,871 Value ($000) $347,291 Avg Close $312.30 Range $282.50 - $358.07

Q2 2023

Shares 858,183 Value ($000) $294,657 Avg Close $302.56 Range $250.01 - $344.08

Q1 2023

Shares 759,292 Value ($000) $194,075 Avg Close $246.36 Range $222.65 - $273.58

Q4 2022

Shares 805,717 Value ($000) $215,787 Avg Close $243.83 Range $180.07 - $285.09

Q3 2022

Shares 888,979 Value ($000) $198,358 Avg Close $214.77 Range $184.94 - $245.36

Q2 2022

Shares 775,613 Value ($000) $161,869 Avg Close $234.60 Range $186.83 - $308.97

Q1 2022

Shares 841,168 Value ($000) $256,455 Avg Close $292.14 Range $254.20 - $362.00

Q4 2021

Shares 1,042,798 Value ($000) $379,244 Avg Close $344.06 Range $313.69 - $369.69

Q3 2021

Shares 226,148 Value ($000) $224,991 Avg Close $335.80 Range $305.50 - $362.34

Q2 2021

Shares 224,573 Value ($000) $207,333 Avg Close $280.54 Range $248.63 - $308.68

Q1 2021

Shares 144,261 Value ($000) $111,133 Avg Close $251.58 Range $227.47 - $275.28

Q4 2020

Shares 184,606 Value ($000) $150,207 Avg Close $248.30 Range $217.67 - $275.60

Q3 2020

Shares 138,067 Value ($000) $96,511 Avg Close $224.54 Range $188.74 - $259.61

Q2 2020

Shares 127,706 Value ($000) $73,363 Avg Close $179.26 Range $150.00 - $200.40

Q1 2020

Shares 111,148 Value ($000) $51,986 Avg Close $183.15 Range $120.17 - $206.33

Q4 2019

Shares 137,728 Value ($000) $81,419 Avg Close $187.24 Range $167.34 - $200.53

Q3 2019

Shares 118,508 Value ($000) $63,986 Avg Close $172.96 Range $160.67 - $183.00

Q2 2019

Shares 113,150 Value ($000) $59,354 Avg Close $171.34 Range $151.72 - $196.44

Q1 2019

Shares 94,729 Value ($000) $54,050 Avg Close $177.73 Range $148.82 - $193.08

Q4 2018

Shares 139,141 Value ($000) $66,637 Avg Close $169.46 Range $143.41 - $193.71

Q3 2018

Shares 151,331 Value ($000) $86,865 Avg Close $177.57 Range $157.27 - $191.80

Q2 2018

Shares 189,605 Value ($000) $90,721 Avg Close $152.50 Range $131.19 - $165.64

Q1 2018

Shares 178,824 Value ($000) $73,825 Avg Close $139.55 Range $121.70 - $150.67

Q4 2017

Shares 158,747 Value ($000) $57,933 Avg Close $125.15 Range $116.40 - $135.02

Q3 2017

Shares 40,796 Value ($000) $14,222 Avg Close $108.96 Range $102.29 - $117.20

Q2 2017

Shares 41,591 Value ($000) $38,904 Avg Close $96.11 Range $83.71 - $107.06

Q1 2017

Shares 37,269 Value ($000) $28,565 Avg Close $79.00 Range $69.41 - $85.59

Q4 2016

Shares 42,664 Value ($000) $27,464 Avg Close $73.52 Range $67.86 - $80.81

Q3 2016

Shares 43,007 Value ($000) $31,173 Avg Close $76.57 Range $73.23 - $80.79

Q2 2016

Shares 34,772 Value ($000) $22,998 Avg Close $70.37 Range $65.67 - $73.72

Q1 2016

Shares 31,579 Value ($000) $18,979 Avg Close $61.97 Range $55.78 - $67.53

Q4 2015

Shares 26,388 Value ($000) $14,411 Avg Close $56.16 Range $49.67 - $61.84

Q3 2015

Shares 26,933 Value ($000) $12,378 Avg Close $56.64 Range $50.07 - $62.76

Q2 2015

Shares 73,270 Value ($000) $35,499 Avg Close $55.94 Range $53.34 - $62.12

Q1 2015

Shares 70,290 Value ($000) $35,499 Avg Close $56.60 Range $54.07 - $59.79

Q4 2014

Shares 87,391 Value ($000) $46,224 Avg Close $55.69 Range $49.93 - $59.87

Q3 2014

Shares 99,454 Value ($000) $45,929 Avg Close $49.65 Range $41.78 - $53.67

Q2 2014

Shares 73,304 Value ($000) $30,187 Avg Close $44.11 Range $38.50 - $60.14

Q1 2014

Shares 18,720 Value ($000) $8,199 Avg Close $47.10 Range $41.11 - $51.39

Q4 2013

Shares 18,768 Value ($000) $7,208 Avg Close $42.08 Range $39.02 - $45.43

Q3 2013

Shares 18,823 Value ($000) $7,082 Avg Close $44.16 Range $39.67 - $56.58

Q2 2013

Shares 33,550 Value ($000) $16,980 Avg Close $55.09 Range $51.68 - $57.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	513,290	$290,707	$532.37	$427.84 - $583.45
Q3 2025	472,519	$211,325	$479.87	$429.72 - $550.70
Q2 2025	480,878	$261,314	$522.87	$425.00 - $568.69
Q1 2025	523,566	$259,307	$553.02	$474.37 - $616.00
Q4 2024	702,500	$366,677	$520.85	$470.06 - $556.23
Q3 2024	839,762	$402,397	$465.56	$413.82 - $496.18
Q2 2024	1,093,955	$486,908	$398.28	$364.17 - $447.11
Q1 2024	1,128,992	$451,868	$377.87	$320.26 - $403.76
Q4 2023	1,319,313	$447,062	$298.09	$254.85 - $340.49
Q3 2023	1,152,871	$347,291	$312.30	$282.50 - $358.07
Q2 2023	858,183	$294,657	$302.56	$250.01 - $344.08
Q1 2023	759,292	$194,075	$246.36	$222.65 - $273.58
Q4 2022	805,717	$215,787	$243.83	$180.07 - $285.09
Q3 2022	888,979	$198,358	$214.77	$184.94 - $245.36
Q2 2022	775,613	$161,869	$234.60	$186.83 - $308.97
Q1 2022	841,168	$256,455	$292.14	$254.20 - $362.00
Q4 2021	1,042,798	$379,244	$344.06	$313.69 - $369.69
Q3 2021	226,148	$224,991	$335.80	$305.50 - $362.34
Q2 2021	224,573	$207,333	$280.54	$248.63 - $308.68
Q1 2021	144,261	$111,133	$251.58	$227.47 - $275.28
Q4 2020	184,606	$150,207	$248.30	$217.67 - $275.60
Q3 2020	138,067	$96,511	$224.54	$188.74 - $259.61
Q2 2020	127,706	$73,363	$179.26	$150.00 - $200.40
Q1 2020	111,148	$51,986	$183.15	$120.17 - $206.33
Q4 2019	137,728	$81,419	$187.24	$167.34 - $200.53
Q3 2019	118,508	$63,986	$172.96	$160.67 - $183.00
Q2 2019	113,150	$59,354	$171.34	$151.72 - $196.44
Q1 2019	94,729	$54,050	$177.73	$148.82 - $193.08
Q4 2018	139,141	$66,637	$169.46	$143.41 - $193.71
Q3 2018	151,331	$86,865	$177.57	$157.27 - $191.80
Q2 2018	189,605	$90,721	$152.50	$131.19 - $165.64
Q1 2018	178,824	$73,825	$139.55	$121.70 - $150.67
Q4 2017	158,747	$57,933	$125.15	$116.40 - $135.02
Q3 2017	40,796	$14,222	$108.96	$102.29 - $117.20
Q2 2017	41,591	$38,904	$96.11	$83.71 - $107.06
Q1 2017	37,269	$28,565	$79.00	$69.41 - $85.59
Q4 2016	42,664	$27,464	$73.52	$67.86 - $80.81
Q3 2016	43,007	$31,173	$76.57	$73.23 - $80.79
Q2 2016	34,772	$22,998	$70.37	$65.67 - $73.72
Q1 2016	31,579	$18,979	$61.97	$55.78 - $67.53
Q4 2015	26,388	$14,411	$56.16	$49.67 - $61.84
Q3 2015	26,933	$12,378	$56.64	$50.07 - $62.76
Q2 2015	73,270	$35,499	$55.94	$53.34 - $62.12
Q1 2015	70,290	$35,499	$56.60	$54.07 - $59.79
Q4 2014	87,391	$46,224	$55.69	$49.93 - $59.87
Q3 2014	99,454	$45,929	$49.65	$41.78 - $53.67
Q2 2014	73,304	$30,187	$44.11	$38.50 - $60.14
Q1 2014	18,720	$8,199	$47.10	$41.11 - $51.39
Q4 2013	18,768	$7,208	$42.08	$39.02 - $45.43
Q3 2013	18,823	$7,082	$44.16	$39.67 - $56.58
Q2 2013	33,550	$16,980	$55.09	$51.68 - $57.34