ALIGN TECHNOLOGY INC

Ticker: ALGN CUSIP: 016255101 Class: COM

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2025

Shares 17,500 Value ($000) $2,733 Avg Close $143.30 Range $124.91 - $167.02

Q3 2025

Shares 18,200 Value ($000) $2,279 Avg Close $156.63 Range $122.00 - $208.31

Q2 2025

Shares 18,500 Value ($000) $3,503 Avg Close $176.66 Range $141.74 - $196.38

Q1 2025

Shares 19,000 Value ($000) $3,018 Avg Close $196.30 Range $153.77 - $237.23

Q4 2024

Shares 19,000 Value ($000) $3,962 Avg Close $223.39 Range $204.13 - $256.22

Q3 2024

Shares 19,100 Value ($000) $4,858 Avg Close $235.95 Range $196.09 - $263.24

Q2 2024

Shares 19,200 Value ($000) $4,635 Avg Close $278.40 Range $232.80 - $331.64

Q1 2024

Shares 19,500 Value ($000) $6,394 Avg Close $293.39 Range $250.28 - $335.40

Q4 2023

Shares 19,500 Value ($000) $5,343 Avg Close $237.06 Range $176.34 - $305.36

Q3 2023

Shares 19,500 Value ($000) $5,954 Avg Close $345.55 Range $293.42 - $413.20

Q2 2023

Shares 19,600 Value ($000) $6,931 Avg Close $318.43 Range $273.46 - $363.27

Q1 2023

Shares 19,900 Value ($000) $6,649 Avg Close $295.03 Range $208.29 - $368.87

Q4 2022

Shares 19,700 Value ($000) $4,155 Avg Close $200.17 Range $172.05 - $233.64

Q3 2022

Shares 19,700 Value ($000) $4,080 Avg Close $257.42 Range $204.32 - $302.97

Q2 2022

Shares 19,800 Value ($000) $4,686 Avg Close $307.23 Range $225.86 - $451.19

Q1 2022

Shares 91,536 Value ($000) $39,910 Avg Close $486.73 Range $372.62 - $658.50

Q4 2021

Shares 112,498 Value ($000) $73,931 Avg Close $642.93 Range $572.51 - $713.33

Q3 2021

Shares 110,762 Value ($000) $73,704 Avg Close $679.09 Range $589.24 - $737.45

Q2 2021

Shares 110,362 Value ($000) $67,431 Avg Close $591.84 Range $536.23 - $647.20

Q1 2021

Shares 109,662 Value ($000) $59,385 Avg Close $552.79 Range $494.45 - $634.46

Q4 2020

Shares 109,662 Value ($000) $58,601 Avg Close $449.62 Range $310.03 - $543.65

Q3 2020

Shares 87,662 Value ($000) $28,697 Avg Close $305.27 Range $267.63 - $340.29

Q2 2020

Shares 18,262 Value ($000) $5,012 Avg Close $225.21 Range $150.38 - $292.04

Q1 2020

Shares 16,400 Value ($000) $2,853 Avg Close $239.46 Range $127.88 - $301.65

Q4 2019

Shares 17,300 Value ($000) $4,827 Avg Close $249.35 Range $175.52 - $281.57

Q3 2019

Shares 17,500 Value ($000) $3,166 Avg Close $207.89 Range $169.84 - $290.78

Q2 2019

Shares 17,400 Value ($000) $4,762 Avg Close $301.97 Range $263.70 - $334.64

Q1 2019

Shares 21,000 Value ($000) $5,971 Avg Close $238.66 Range $177.93 - $284.61

Q4 2018

Shares 20,800 Value ($000) $4,356 Avg Close $252.66 Range $188.57 - $397.85

Q3 2018

Shares 21,800 Value ($000) $8,529 Avg Close $368.95 Range $332.01 - $398.88

Q2 2018

Shares 21,400 Value ($000) $7,322 Avg Close $298.30 Range $234.40 - $371.55

Q1 2018

Shares 21,200 Value ($000) $5,324 Avg Close $256.81 Range $219.11 - $287.32

Q4 2017

Shares 21,200 Value ($000) $4,710 Avg Close $227.14 Range $184.67 - $266.41

Q3 2017

Shares 21,900 Value ($000) $4,079 Avg Close $171.20 Range $148.95 - $190.04

Q2 2017

Shares 24,800 Value ($000) $3,723 Avg Close $135.62 Range $113.40 - $154.85

Q1 2017

Shares 30,700 Value ($000) $3,522 Avg Close $101.02 Range $88.56 - $115.20

Q4 2016

Shares 30,200 Value ($000) $2,903 Avg Close $92.86 Range $83.27 - $102.10

Q3 2016

Shares 30,300 Value ($000) $2,841 Avg Close $90.43 Range $80.30 - $96.90

Q2 2016

Shares 29,300 Value ($000) $2,360 Avg Close $76.47 Range $70.03 - $81.98

Q1 2016

Shares 28,900 Value ($000) $2,101 Avg Close $65.48 Range $57.31 - $73.55

Q4 2015

Shares 28,600 Value ($000) $1,883 Avg Close $64.15 Range $54.69 - $68.48

Q3 2015

Shares 33,200 Value ($000) $1,884 Avg Close $59.62 Range $52.01 - $66.53

Q2 2015

Shares 33,100 Value ($000) $2,076 Avg Close $59.07 Range $51.65 - $64.99

Q1 2015

Shares 32,900 Value ($000) $1,770 Avg Close $56.98 Range $51.77 - $64.75

Q4 2014

Shares 34,400 Value ($000) $1,923 Avg Close $52.90 Range $43.27 - $57.72

Q3 2014

Shares 34,500 Value ($000) $1,783 Avg Close $54.46 Range $51.29 - $57.79

Q2 2014

Shares 33,900 Value ($000) $1,900 Avg Close $52.02 Range $47.22 - $57.50

Q1 2014

Shares 33,800 Value ($000) $1,751 Avg Close $55.98 Range $50.37 - $65.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,500	$2,733	$143.30	$124.91 - $167.02
Q3 2025	18,200	$2,279	$156.63	$122.00 - $208.31
Q2 2025	18,500	$3,503	$176.66	$141.74 - $196.38
Q1 2025	19,000	$3,018	$196.30	$153.77 - $237.23
Q4 2024	19,000	$3,962	$223.39	$204.13 - $256.22
Q3 2024	19,100	$4,858	$235.95	$196.09 - $263.24
Q2 2024	19,200	$4,635	$278.40	$232.80 - $331.64
Q1 2024	19,500	$6,394	$293.39	$250.28 - $335.40
Q4 2023	19,500	$5,343	$237.06	$176.34 - $305.36
Q3 2023	19,500	$5,954	$345.55	$293.42 - $413.20
Q2 2023	19,600	$6,931	$318.43	$273.46 - $363.27
Q1 2023	19,900	$6,649	$295.03	$208.29 - $368.87
Q4 2022	19,700	$4,155	$200.17	$172.05 - $233.64
Q3 2022	19,700	$4,080	$257.42	$204.32 - $302.97
Q2 2022	19,800	$4,686	$307.23	$225.86 - $451.19
Q1 2022	91,536	$39,910	$486.73	$372.62 - $658.50
Q4 2021	112,498	$73,931	$642.93	$572.51 - $713.33
Q3 2021	110,762	$73,704	$679.09	$589.24 - $737.45
Q2 2021	110,362	$67,431	$591.84	$536.23 - $647.20
Q1 2021	109,662	$59,385	$552.79	$494.45 - $634.46
Q4 2020	109,662	$58,601	$449.62	$310.03 - $543.65
Q3 2020	87,662	$28,697	$305.27	$267.63 - $340.29
Q2 2020	18,262	$5,012	$225.21	$150.38 - $292.04
Q1 2020	16,400	$2,853	$239.46	$127.88 - $301.65
Q4 2019	17,300	$4,827	$249.35	$175.52 - $281.57
Q3 2019	17,500	$3,166	$207.89	$169.84 - $290.78
Q2 2019	17,400	$4,762	$301.97	$263.70 - $334.64
Q1 2019	21,000	$5,971	$238.66	$177.93 - $284.61
Q4 2018	20,800	$4,356	$252.66	$188.57 - $397.85
Q3 2018	21,800	$8,529	$368.95	$332.01 - $398.88
Q2 2018	21,400	$7,322	$298.30	$234.40 - $371.55
Q1 2018	21,200	$5,324	$256.81	$219.11 - $287.32
Q4 2017	21,200	$4,710	$227.14	$184.67 - $266.41
Q3 2017	21,900	$4,079	$171.20	$148.95 - $190.04
Q2 2017	24,800	$3,723	$135.62	$113.40 - $154.85
Q1 2017	30,700	$3,522	$101.02	$88.56 - $115.20
Q4 2016	30,200	$2,903	$92.86	$83.27 - $102.10
Q3 2016	30,300	$2,841	$90.43	$80.30 - $96.90
Q2 2016	29,300	$2,360	$76.47	$70.03 - $81.98
Q1 2016	28,900	$2,101	$65.48	$57.31 - $73.55
Q4 2015	28,600	$1,883	$64.15	$54.69 - $68.48
Q3 2015	33,200	$1,884	$59.62	$52.01 - $66.53
Q2 2015	33,100	$2,076	$59.07	$51.65 - $64.99
Q1 2015	32,900	$1,770	$56.98	$51.77 - $64.75
Q4 2014	34,400	$1,923	$52.90	$43.27 - $57.72
Q3 2014	34,500	$1,783	$54.46	$51.29 - $57.79
Q2 2014	33,900	$1,900	$52.02	$47.22 - $57.50
Q1 2014	33,800	$1,751	$55.98	$50.37 - $65.10