ALIGN TECHNOLOGY INC

Ticker: ALGN CUSIP: 016255101 Class: COM

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q4 2025

Shares 520,451 Value ($000) $81,268 Avg Close $143.30 Range $124.91 - $167.02

Q3 2025

Shares 184,591 Value ($000) $23,114 Avg Close $156.63 Range $122.00 - $208.31

Q2 2025

Shares 1,673,552 Value ($000) $316,854 Avg Close $176.66 Range $141.74 - $196.38

Q1 2025

Shares 1,610,636 Value ($000) $255,866 Avg Close $196.30 Range $153.77 - $237.23

Q4 2024

Shares 1,749,826 Value ($000) $364,856 Avg Close $223.39 Range $204.13 - $256.22

Q3 2024

Shares 1,551,519 Value ($000) $394,582 Avg Close $235.95 Range $196.09 - $263.24

Q2 2024

Shares 834,513 Value ($000) $201,476 Avg Close $278.40 Range $232.80 - $331.64

Q1 2024

Shares 597,017 Value ($000) $195,774 Avg Close $293.39 Range $250.28 - $335.40

Q4 2023

Shares 126,812 Value ($000) $34,746 Avg Close $237.06 Range $176.34 - $305.36

Q3 2023

Shares 443,471 Value ($000) $135,401 Avg Close $345.55 Range $293.42 - $413.20

Q2 2023

Shares 487,656 Value ($000) $172,455 Avg Close $318.43 Range $273.46 - $363.27

Q1 2023

Shares 1,350,186 Value ($000) $451,151 Avg Close $295.03 Range $208.29 - $368.87

Q4 2022

Shares 402,513 Value ($000) $84,890 Avg Close $200.17 Range $172.05 - $233.64

Q3 2022

Shares 114,613 Value ($000) $23,737 Avg Close $257.42 Range $204.32 - $302.97

Q2 2022

Shares 33,727 Value ($000) $7,982 Avg Close $307.23 Range $225.86 - $451.19

Q1 2022

Shares 122,502 Value ($000) $53,411 Avg Close $486.73 Range $372.62 - $658.50

Q4 2021

Shares 20,467 Value ($000) $13,450 Avg Close $642.93 Range $572.51 - $713.33

Q3 2021

Shares 13,744 Value ($000) $9,146 Avg Close $679.09 Range $589.24 - $737.45

Q2 2021

Shares 98,237 Value ($000) $60,023 Avg Close $591.84 Range $536.23 - $647.20

Q1 2021

Shares 410,955 Value ($000) $222,544 Avg Close $552.79 Range $494.45 - $634.46

Q4 2020

Shares 198,405 Value ($000) $106,023 Avg Close $449.62 Range $310.03 - $543.65

Q3 2020

Shares 112,484 Value ($000) $36,823 Avg Close $305.27 Range $267.63 - $340.29

Q2 2020

Shares 126,520 Value ($000) $34,722 Avg Close $225.21 Range $150.38 - $292.04

Q1 2020

Shares 174,191 Value ($000) $30,300 Avg Close $239.46 Range $127.88 - $301.65

Q4 2019

Shares 241,912 Value ($000) $67,503 Avg Close $249.35 Range $175.52 - $281.57

Q3 2019

Shares 210,077 Value ($000) $38,008 Avg Close $207.89 Range $169.84 - $290.78

Q2 2019

Shares 204,176 Value ($000) $55,883 Avg Close $301.97 Range $263.70 - $334.64

Q1 2019

Shares 98,183 Value ($000) $27,916 Avg Close $238.66 Range $177.93 - $284.61

Q4 2018

Shares 14,174 Value ($000) $2,968 Avg Close $252.66 Range $188.57 - $397.85

Q3 2018

Shares 393,648 Value ($000) $154,003 Avg Close $368.95 Range $332.01 - $398.88

Q2 2018

Shares 41,320 Value ($000) $14,137 Avg Close $298.30 Range $234.40 - $371.55

Q1 2018

Shares 76,283 Value ($000) $19,157 Avg Close $256.81 Range $219.11 - $287.32

Q4 2017

Shares 102,626 Value ($000) $22,802 Avg Close $227.14 Range $184.67 - $266.41

Q2 2017

Shares 59,711 Value ($000) $8,964 Avg Close $135.62 Range $113.40 - $154.85

Q4 2016

Shares 2,958 Value ($000) $284 Avg Close $92.86 Range $83.27 - $102.10

Q3 2016

Shares 20,886 Value ($000) $1,958 Avg Close $90.43 Range $80.30 - $96.90

Q2 2016

Shares 52,129 Value ($000) $4,199 Avg Close $76.47 Range $70.03 - $81.98

Q1 2016

Shares 199,783 Value ($000) $14,523 Avg Close $65.48 Range $57.31 - $73.55

Q4 2015

Shares 30,343 Value ($000) $1,999 Avg Close $64.15 Range $54.69 - $68.48

Q3 2015

Shares 494,448 Value ($000) $28,065 Avg Close $59.62 Range $52.01 - $66.53

Q2 2015

Shares 220 Value ($000) $14 Avg Close $59.07 Range $51.65 - $64.99

Q1 2015

Shares 974,285 Value ($000) $52,402 Avg Close $56.98 Range $51.77 - $64.75

Q4 2014

Shares 772,370 Value ($000) $43,183 Avg Close $52.90 Range $43.27 - $57.72

Q3 2014

Shares 30,607 Value ($000) $1,582 Avg Close $54.46 Range $51.29 - $57.79

Q2 2014

Shares 1,401,964 Value ($000) $78,566 Avg Close $52.02 Range $47.22 - $57.50

Q1 2014

Shares 429,102 Value ($000) $22,223 Avg Close $55.98 Range $50.37 - $65.10

Q4 2013

Shares 391,736 Value ($000) $22,387 Avg Close $53.83 Range $41.83 - $60.00

Q3 2013

Shares 84 Value ($000) $4 Avg Close $43.65 Range $36.92 - $49.08

Q2 2013

Shares 4,113 Value ($000) $152 Avg Close $34.47 Range $29.53 - $38.74

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	520,451	$81,268	$143.30	$124.91 - $167.02
Q3 2025	184,591	$23,114	$156.63	$122.00 - $208.31
Q2 2025	1,673,552	$316,854	$176.66	$141.74 - $196.38
Q1 2025	1,610,636	$255,866	$196.30	$153.77 - $237.23
Q4 2024	1,749,826	$364,856	$223.39	$204.13 - $256.22
Q3 2024	1,551,519	$394,582	$235.95	$196.09 - $263.24
Q2 2024	834,513	$201,476	$278.40	$232.80 - $331.64
Q1 2024	597,017	$195,774	$293.39	$250.28 - $335.40
Q4 2023	126,812	$34,746	$237.06	$176.34 - $305.36
Q3 2023	443,471	$135,401	$345.55	$293.42 - $413.20
Q2 2023	487,656	$172,455	$318.43	$273.46 - $363.27
Q1 2023	1,350,186	$451,151	$295.03	$208.29 - $368.87
Q4 2022	402,513	$84,890	$200.17	$172.05 - $233.64
Q3 2022	114,613	$23,737	$257.42	$204.32 - $302.97
Q2 2022	33,727	$7,982	$307.23	$225.86 - $451.19
Q1 2022	122,502	$53,411	$486.73	$372.62 - $658.50
Q4 2021	20,467	$13,450	$642.93	$572.51 - $713.33
Q3 2021	13,744	$9,146	$679.09	$589.24 - $737.45
Q2 2021	98,237	$60,023	$591.84	$536.23 - $647.20
Q1 2021	410,955	$222,544	$552.79	$494.45 - $634.46
Q4 2020	198,405	$106,023	$449.62	$310.03 - $543.65
Q3 2020	112,484	$36,823	$305.27	$267.63 - $340.29
Q2 2020	126,520	$34,722	$225.21	$150.38 - $292.04
Q1 2020	174,191	$30,300	$239.46	$127.88 - $301.65
Q4 2019	241,912	$67,503	$249.35	$175.52 - $281.57
Q3 2019	210,077	$38,008	$207.89	$169.84 - $290.78
Q2 2019	204,176	$55,883	$301.97	$263.70 - $334.64
Q1 2019	98,183	$27,916	$238.66	$177.93 - $284.61
Q4 2018	14,174	$2,968	$252.66	$188.57 - $397.85
Q3 2018	393,648	$154,003	$368.95	$332.01 - $398.88
Q2 2018	41,320	$14,137	$298.30	$234.40 - $371.55
Q1 2018	76,283	$19,157	$256.81	$219.11 - $287.32
Q4 2017	102,626	$22,802	$227.14	$184.67 - $266.41
Q2 2017	59,711	$8,964	$135.62	$113.40 - $154.85
Q4 2016	2,958	$284	$92.86	$83.27 - $102.10
Q3 2016	20,886	$1,958	$90.43	$80.30 - $96.90
Q2 2016	52,129	$4,199	$76.47	$70.03 - $81.98
Q1 2016	199,783	$14,523	$65.48	$57.31 - $73.55
Q4 2015	30,343	$1,999	$64.15	$54.69 - $68.48
Q3 2015	494,448	$28,065	$59.62	$52.01 - $66.53
Q2 2015	220	$14	$59.07	$51.65 - $64.99
Q1 2015	974,285	$52,402	$56.98	$51.77 - $64.75
Q4 2014	772,370	$43,183	$52.90	$43.27 - $57.72
Q3 2014	30,607	$1,582	$54.46	$51.29 - $57.79
Q2 2014	1,401,964	$78,566	$52.02	$47.22 - $57.50
Q1 2014	429,102	$22,223	$55.98	$50.37 - $65.10
Q4 2013	391,736	$22,387	$53.83	$41.83 - $60.00
Q3 2013	84	$4	$43.65	$36.92 - $49.08
Q2 2013	4,113	$152	$34.47	$29.53 - $38.74