IRHYTHM TECHNOLOGIES INC

Ticker: IRTC CUSIP: 450056106 Class: EQTY

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

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

Q4 2025

Shares 1,482 Value ($000) $263 Avg Close $177.21 Range $155.00 - $212.00

Q3 2025

Shares 1,526 Value ($000) $262 Avg Close $158.94 Range $129.48 - $187.57

Q2 2025

Shares 1,454 Value ($000) $224 Avg Close $129.23 Range $92.52 - $157.13

Q1 2024

Shares 1,833 Value ($000) $215 Avg Close $112.42 Range $97.50 - $124.11

Q4 2023

Shares 3,026 Value ($000) $331 Avg Close $87.15 Range $70.24 - $110.48

Q1 2023

Shares 2,805 Value ($000) $349 Avg Close $108.45 Range $85.74 - $126.24

Q3 2022

Shares 44,988 Value ($000) $6,970 Avg Close $144.39 Range $105.33 - $164.69

Q2 2022

Shares 3,992 Value ($000) $458 Avg Close $132.47 Range $103.03 - $169.54

Q1 2022

Shares 4,347 Value ($000) $694 Avg Close $128.41 Range $101.63 - $161.80

Q4 2021

Shares 4,552 Value ($000) $542 Avg Close $91.74 Range $56.52 - $127.61

Q3 2021

Shares 65,646 Value ($000) $3,820 Avg Close $52.99 Range $41.66 - $67.28

Q1 2021

Shares 5,138 Value ($000) $691 Avg Close $179.22 Range $125.10 - $286.19

Q4 2020

Shares 24,080 Value ($000) $5,590 Avg Close $227.91 Range $179.01 - $274.21

Q3 2020

Shares 29,374 Value ($000) $6,873 Avg Close $176.91 Range $108.86 - $241.93

Q2 2020

Shares 4,508 Value ($000) $526 Avg Close $110.25 Range $70.63 - $136.55

Q1 2020

Shares 168 Value ($000) $13 Avg Close $82.93 Range $56.54 - $104.25

Q4 2019

Shares 3,847 Value ($000) $262 Avg Close $67.85 Range $56.24 - $75.39

Q3 2019

Shares 2,210 Value ($000) $164 Avg Close $77.47 Range $68.30 - $86.88

Q2 2019

Shares 2,109 Value ($000) $167 Avg Close $72.83 Range $65.49 - $82.17

Q1 2019

Shares 53 Value ($000) $4 Avg Close $85.47 Range $64.46 - $98.13

Q4 2018

Shares 1,120 Value ($000) $78 Avg Close $75.81 Range $58.99 - $95.50

Q3 2018

Shares 166 Value ($000) $16 Avg Close $87.09 Range $70.29 - $98.37

Q2 2018

Shares 1,339 Value ($000) $109 Avg Close $69.92 Range $55.18 - $84.70

Q1 2018

Shares 1,050 Value ($000) $66 Avg Close $61.91 Range $55.21 - $68.07

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,482	$263	$177.21	$155.00 - $212.00
Q3 2025	1,526	$262	$158.94	$129.48 - $187.57
Q2 2025	1,454	$224	$129.23	$92.52 - $157.13
Q1 2024	1,833	$215	$112.42	$97.50 - $124.11
Q4 2023	3,026	$331	$87.15	$70.24 - $110.48
Q1 2023	2,805	$349	$108.45	$85.74 - $126.24
Q3 2022	44,988	$6,970	$144.39	$105.33 - $164.69
Q2 2022	3,992	$458	$132.47	$103.03 - $169.54
Q1 2022	4,347	$694	$128.41	$101.63 - $161.80
Q4 2021	4,552	$542	$91.74	$56.52 - $127.61
Q3 2021	65,646	$3,820	$52.99	$41.66 - $67.28
Q1 2021	5,138	$691	$179.22	$125.10 - $286.19
Q4 2020	24,080	$5,590	$227.91	$179.01 - $274.21
Q3 2020	29,374	$6,873	$176.91	$108.86 - $241.93
Q2 2020	4,508	$526	$110.25	$70.63 - $136.55
Q1 2020	168	$13	$82.93	$56.54 - $104.25
Q4 2019	3,847	$262	$67.85	$56.24 - $75.39
Q3 2019	2,210	$164	$77.47	$68.30 - $86.88
Q2 2019	2,109	$167	$72.83	$65.49 - $82.17
Q1 2019	53	$4	$85.47	$64.46 - $98.13
Q4 2018	1,120	$78	$75.81	$58.99 - $95.50
Q3 2018	166	$16	$87.09	$70.29 - $98.37
Q2 2018	1,339	$109	$69.92	$55.18 - $84.70
Q1 2018	1,050	$66	$61.91	$55.21 - $68.07