MASIMO CORP

Ticker: MASI CUSIP: 574795100 Class: Common Stock

CITIGROUP INC's Holding History (CIK: 0000831001)

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

Q4 2025

Shares 121,231 Value ($000) $15,767 Avg Close $143.19 Range $129.77 - $157.72

Q3 2025

Shares 116,672 Value ($000) $17,215 Avg Close $151.39 Range $135.34 - $172.55

Q2 2025

Shares 49,962 Value ($000) $8,405 Avg Close $159.72 Range $133.70 - $174.50

Q1 2025

Shares 52,158 Value ($000) $8,690 Avg Close $173.51 Range $159.29 - $194.88

Q4 2024

Shares 91,691 Value ($000) $15,157 Avg Close $157.91 Range $131.60 - $180.97

Q3 2024

Shares 62,088 Value ($000) $8,278 Avg Close $116.03 Range $101.61 - $135.78

Q2 2024

Shares 44,720 Value ($000) $5,632 Avg Close $131.69 Range $112.85 - $147.89

Q1 2024

Shares 55,923 Value ($000) $8,212 Avg Close $129.12 Range $107.57 - $153.93

Q4 2023

Shares 52,614 Value ($000) $6,167 Avg Close $93.21 Range $75.22 - $122.60

Q3 2023

Shares 53,583 Value ($000) $4,698 Avg Close $116.39 Range $83.03 - $164.16

Q2 2023

Shares 64,907 Value ($000) $10,680 Avg Close $174.09 Range $153.35 - $198.00

Q1 2023

Shares 121,137 Value ($000) $22,355 Avg Close $168.70 Range $144.51 - $184.97

Q4 2022

Shares 119,151 Value ($000) $17,628 Avg Close $137.60 Range $108.89 - $150.87

Q3 2022

Shares 623,851 Value ($000) $88,062 Avg Close $146.09 Range $122.68 - $172.74

Q2 2022

Shares 555,043 Value ($000) $72,528 Avg Close $133.79 Range $112.07 - $154.51

Q1 2022

Shares 551,935 Value ($000) $80,328 Avg Close $192.01 Range $133.94 - $291.15

Q4 2021

Shares 292,070 Value ($000) $85,512 Avg Close $284.79 Range $262.52 - $305.21

Q3 2021

Shares 292,988 Value ($000) $79,315 Avg Close $271.15 Range $241.42 - $288.27

Q2 2021

Shares 413,251 Value ($000) $100,193 Avg Close $228.17 Range $205.10 - $250.49

Q1 2021

Shares 312,457 Value ($000) $71,758 Avg Close $251.21 Range $217.65 - $284.86

Q4 2020

Shares 297,545 Value ($000) $79,856 Avg Close $249.38 Range $218.23 - $273.33

Q3 2020

Shares 282,146 Value ($000) $66,604 Avg Close $224.17 Range $203.81 - $248.88

Q2 2020

Shares 367,528 Value ($000) $83,792 Avg Close $219.47 Range $173.15 - $258.00

Q1 2020

Shares 464,237 Value ($000) $82,226 Avg Close $171.51 Range $143.90 - $187.85

Q4 2019

Shares 1,535,753 Value ($000) $242,741 Avg Close $150.33 Range $140.16 - $160.06

Q3 2019

Shares 579,265 Value ($000) $86,188 Avg Close $151.90 Range $139.36 - $160.25

Q2 2019

Shares 554,794 Value ($000) $82,565 Avg Close $137.22 Range $118.93 - $148.93

Q1 2019

Shares 455,071 Value ($000) $62,927 Avg Close $125.54 Range $101.87 - $139.48

Q4 2018

Shares 532,990 Value ($000) $57,227 Avg Close $111.51 Range $98.23 - $126.89

Q3 2018

Shares 515,904 Value ($000) $64,251 Avg Close $110.93 Range $96.14 - $124.74

Q2 2018

Shares 457,672 Value ($000) $44,692 Avg Close $95.08 Range $83.16 - $102.32

Q1 2018

Shares 464,312 Value ($000) $40,836 Avg Close $87.17 Range $80.69 - $96.45

Q4 2017

Shares 19,072 Value ($000) $1,617 Avg Close $86.74 Range $84.05 - $91.04

Q3 2017

Shares 46,699 Value ($000) $4,042 Avg Close $88.42 Range $81.01 - $100.00

Q2 2017

Shares 27,015 Value ($000) $2,463 Avg Close $91.81 Range $82.71 - $104.71

Q1 2017

Shares 8,490 Value ($000) $791 Avg Close $82.32 Range $66.79 - $96.68

Q4 2016

Shares 112,330 Value ($000) $7,571 Avg Close $61.46 Range $53.78 - $68.88

Q3 2016

Shares 30,536 Value ($000) $1,817 Avg Close $56.42 Range $51.10 - $60.52

Q2 2016

Shares 21,421 Value ($000) $1,125 Avg Close $47.10 Range $41.19 - $53.55

Q1 2016

Shares 31,329 Value ($000) $1,311 Avg Close $37.61 Range $33.03 - $41.93

Q4 2015

Shares 363 Value ($000) $15 Avg Close $40.86 Range $37.40 - $43.76

Q3 2015

Shares 106 Value ($000) $4 Avg Close $40.86 Range $35.33 - $46.00

Q2 2015

Shares 667 Value ($000) $26 Avg Close $35.83 Range $32.33 - $39.91

Q1 2015

Shares 1,554 Value ($000) $51 Avg Close $28.75 Range $25.12 - $33.16

Q4 2014

Shares 305 Value ($000) $8 Avg Close $24.68 Range $21.03 - $27.15

Q3 2014

Shares 79,054 Value ($000) $1,682 Avg Close $22.83 Range $19.30 - $24.75

Q2 2014

Shares 2,871 Value ($000) $68 Avg Close $24.80 Range $21.45 - $28.78

Q1 2014

Shares 4,022 Value ($000) $109 Avg Close $28.52 Range $25.08 - $32.20

Q4 2013

Shares 36,891 Value ($000) $1,079 Avg Close $27.99 Range $25.42 - $29.66

Q3 2013

Shares 31,597 Value ($000) $842 Avg Close $24.65 Range $21.21 - $27.17

Q2 2013

Shares 44,640 Value ($000) $947 Avg Close $21.04 Range $19.03 - $22.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	121,231	$15,767	$143.19	$129.77 - $157.72
Q3 2025	116,672	$17,215	$151.39	$135.34 - $172.55
Q2 2025	49,962	$8,405	$159.72	$133.70 - $174.50
Q1 2025	52,158	$8,690	$173.51	$159.29 - $194.88
Q4 2024	91,691	$15,157	$157.91	$131.60 - $180.97
Q3 2024	62,088	$8,278	$116.03	$101.61 - $135.78
Q2 2024	44,720	$5,632	$131.69	$112.85 - $147.89
Q1 2024	55,923	$8,212	$129.12	$107.57 - $153.93
Q4 2023	52,614	$6,167	$93.21	$75.22 - $122.60
Q3 2023	53,583	$4,698	$116.39	$83.03 - $164.16
Q2 2023	64,907	$10,680	$174.09	$153.35 - $198.00
Q1 2023	121,137	$22,355	$168.70	$144.51 - $184.97
Q4 2022	119,151	$17,628	$137.60	$108.89 - $150.87
Q3 2022	623,851	$88,062	$146.09	$122.68 - $172.74
Q2 2022	555,043	$72,528	$133.79	$112.07 - $154.51
Q1 2022	551,935	$80,328	$192.01	$133.94 - $291.15
Q4 2021	292,070	$85,512	$284.79	$262.52 - $305.21
Q3 2021	292,988	$79,315	$271.15	$241.42 - $288.27
Q2 2021	413,251	$100,193	$228.17	$205.10 - $250.49
Q1 2021	312,457	$71,758	$251.21	$217.65 - $284.86
Q4 2020	297,545	$79,856	$249.38	$218.23 - $273.33
Q3 2020	282,146	$66,604	$224.17	$203.81 - $248.88
Q2 2020	367,528	$83,792	$219.47	$173.15 - $258.00
Q1 2020	464,237	$82,226	$171.51	$143.90 - $187.85
Q4 2019	1,535,753	$242,741	$150.33	$140.16 - $160.06
Q3 2019	579,265	$86,188	$151.90	$139.36 - $160.25
Q2 2019	554,794	$82,565	$137.22	$118.93 - $148.93
Q1 2019	455,071	$62,927	$125.54	$101.87 - $139.48
Q4 2018	532,990	$57,227	$111.51	$98.23 - $126.89
Q3 2018	515,904	$64,251	$110.93	$96.14 - $124.74
Q2 2018	457,672	$44,692	$95.08	$83.16 - $102.32
Q1 2018	464,312	$40,836	$87.17	$80.69 - $96.45
Q4 2017	19,072	$1,617	$86.74	$84.05 - $91.04
Q3 2017	46,699	$4,042	$88.42	$81.01 - $100.00
Q2 2017	27,015	$2,463	$91.81	$82.71 - $104.71
Q1 2017	8,490	$791	$82.32	$66.79 - $96.68
Q4 2016	112,330	$7,571	$61.46	$53.78 - $68.88
Q3 2016	30,536	$1,817	$56.42	$51.10 - $60.52
Q2 2016	21,421	$1,125	$47.10	$41.19 - $53.55
Q1 2016	31,329	$1,311	$37.61	$33.03 - $41.93
Q4 2015	363	$15	$40.86	$37.40 - $43.76
Q3 2015	106	$4	$40.86	$35.33 - $46.00
Q2 2015	667	$26	$35.83	$32.33 - $39.91
Q1 2015	1,554	$51	$28.75	$25.12 - $33.16
Q4 2014	305	$8	$24.68	$21.03 - $27.15
Q3 2014	79,054	$1,682	$22.83	$19.30 - $24.75
Q2 2014	2,871	$68	$24.80	$21.45 - $28.78
Q1 2014	4,022	$109	$28.52	$25.08 - $32.20
Q4 2013	36,891	$1,079	$27.99	$25.42 - $29.66
Q3 2013	31,597	$842	$24.65	$21.21 - $27.17
Q2 2013	44,640	$947	$21.04	$19.03 - $22.70