ILLUMINA INC

Ticker: ILMN CUSIP: 452327109 Class: COM

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q4 2021

Shares 5,605 Value ($000) $2,132 Avg Close $378.89 Range $331.74 - $413.42

Q3 2021

Shares 5,605 Value ($000) $2,273 Avg Close $459.88 Range $394.08 - $511.67

Q2 2021

Shares 5,670 Value ($000) $2,683 Avg Close $402.76 Range $358.04 - $473.74

Q1 2021

Shares 5,670 Value ($000) $2,178 Avg Close $407.75 Range $346.30 - $540.63

Q4 2020

Shares 2,150 Value ($000) $796 Avg Close $318.77 Range $280.17 - $368.03

Q3 2020

Shares 2,250 Value ($000) $695 Avg Close $344.57 Range $253.33 - $393.19

Q2 2020

Shares 4,150 Value ($000) $1,537 Avg Close $321.78 Range $244.30 - $367.51

Q1 2020

Shares 30,030 Value ($000) $8,202 Avg Close $279.63 Range $191.42 - $330.38

Q4 2019

Shares 56,530 Value ($000) $18,753 Avg Close $303.09 Range $272.14 - $327.46

Q3 2019

Shares 59,180 Value ($000) $18,004 Avg Close $294.76 Range $256.13 - $370.39

Q2 2019

Shares 101,092 Value ($000) $37,217 Avg Close $315.75 Range $292.17 - $358.95

Q1 2019

Shares 105,132 Value ($000) $32,663 Avg Close $291.63 Range $261.30 - $313.54

Q4 2018

Shares 113,212 Value ($000) $33,956 Avg Close $309.79 Range $263.62 - $361.78

Q3 2018

Shares 123,167 Value ($000) $45,210 Avg Close $320.46 Range $267.18 - $362.46

Q2 2018

Shares 124,367 Value ($000) $34,734 Avg Close $254.40 Range $219.67 - $285.17

Q1 2018

Shares 150,466 Value ($000) $35,573 Avg Close $229.19 Range $201.86 - $249.65

Q4 2017

Shares 116,111 Value ($000) $25,369 Avg Close $205.77 Range $192.81 - $224.44

Q3 2017

Shares 121,831 Value ($000) $24,269 Avg Close $186.17 Range $163.40 - $208.50

Q2 2017

Shares 2,260 Value ($000) $392 Avg Close $173.03 Range $162.61 - $184.32

Q2 2015

Shares 144,840 Value ($000) $31,627 Avg Close $195.32 Range $173.81 - $217.00

Q1 2015

Shares 186,772 Value ($000) $34,672 Avg Close $188.35 Range $173.66 - $207.52

Q4 2014

Shares 187,130 Value ($000) $34,540 Avg Close $176.23 Range $141.17 - $191.99

Q3 2014

Shares 108,900 Value ($000) $16,189 Avg Close $167.17 Range $152.58 - $179.96

Q2 2014

Shares 153,760 Value ($000) $27,452 Avg Close $149.19 Range $124.21 - $175.88

Q1 2014

Shares 108,900 Value ($000) $16,189 Avg Close $146.95 Range $103.88 - $178.31

Q3 2013

Shares 239,016 Value ($000) $39,180 Avg Close $76.50 Range $70.17 - $83.47

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2021	5,605	$2,132	$378.89	$331.74 - $413.42
Q3 2021	5,605	$2,273	$459.88	$394.08 - $511.67
Q2 2021	5,670	$2,683	$402.76	$358.04 - $473.74
Q1 2021	5,670	$2,178	$407.75	$346.30 - $540.63
Q4 2020	2,150	$796	$318.77	$280.17 - $368.03
Q3 2020	2,250	$695	$344.57	$253.33 - $393.19
Q2 2020	4,150	$1,537	$321.78	$244.30 - $367.51
Q1 2020	30,030	$8,202	$279.63	$191.42 - $330.38
Q4 2019	56,530	$18,753	$303.09	$272.14 - $327.46
Q3 2019	59,180	$18,004	$294.76	$256.13 - $370.39
Q2 2019	101,092	$37,217	$315.75	$292.17 - $358.95
Q1 2019	105,132	$32,663	$291.63	$261.30 - $313.54
Q4 2018	113,212	$33,956	$309.79	$263.62 - $361.78
Q3 2018	123,167	$45,210	$320.46	$267.18 - $362.46
Q2 2018	124,367	$34,734	$254.40	$219.67 - $285.17
Q1 2018	150,466	$35,573	$229.19	$201.86 - $249.65
Q4 2017	116,111	$25,369	$205.77	$192.81 - $224.44
Q3 2017	121,831	$24,269	$186.17	$163.40 - $208.50
Q2 2017	2,260	$392	$173.03	$162.61 - $184.32
Q2 2015	144,840	$31,627	$195.32	$173.81 - $217.00
Q1 2015	186,772	$34,672	$188.35	$173.66 - $207.52
Q4 2014	187,130	$34,540	$176.23	$141.17 - $191.99
Q3 2014	108,900	$16,189	$167.17	$152.58 - $179.96
Q2 2014	153,760	$27,452	$149.19	$124.21 - $175.88
Q1 2014	108,900	$16,189	$146.95	$103.88 - $178.31
Q3 2013	239,016	$39,180	$76.50	$70.17 - $83.47