ILLUMINA INC

Ticker: ILMN CUSIP: 452327109 Class: COM

ARGUS INVESTORS' COUNSEL, INC.'s Holding History (CIK: 0000007195)

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

Q4 2019

Shares 1,674 Value ($000) $555 Avg Close $303.09 Range $272.14 - $327.46

Q3 2019

Shares 1,563 Value ($000) $475 Avg Close $294.76 Range $256.13 - $370.39

Q2 2019

Shares 1,607 Value ($000) $592 Avg Close $315.75 Range $292.17 - $358.95

Q1 2019

Shares 1,622 Value ($000) $504 Avg Close $291.63 Range $261.30 - $313.54

Q4 2018

Shares 1,629 Value ($000) $489 Avg Close $309.79 Range $263.62 - $361.78

Q3 2018

Shares 1,445 Value ($000) $530 Avg Close $320.46 Range $267.18 - $362.46

Q2 2018

Shares 1,234 Value ($000) $345 Avg Close $254.40 Range $219.67 - $285.17

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	1,674	$555	$303.09	$272.14 - $327.46
Q3 2019	1,563	$475	$294.76	$256.13 - $370.39
Q2 2019	1,607	$592	$315.75	$292.17 - $358.95
Q1 2019	1,622	$504	$291.63	$261.30 - $313.54
Q4 2018	1,629	$489	$309.79	$263.62 - $361.78
Q3 2018	1,445	$530	$320.46	$267.18 - $362.46
Q2 2018	1,234	$345	$254.40	$219.67 - $285.17