ILLUMINA INC

Ticker: ILMN CUSIP: 452327109 Class: COM

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q4 2023

Shares 806,609 Value ($000) $112,312 Avg Close $115.36 Range $86.58 - $140.01

Q3 2022

Shares 542,455 Value ($000) $103,495 Avg Close $197.84 Range $168.73 - $229.85

Q4 2020

Shares 69,064 Value ($000) $25,554 Avg Close $318.77 Range $280.17 - $368.03

Q3 2018

Shares 1,159 Value ($000) $425 Avg Close $320.46 Range $267.18 - $362.46

Q1 2016

Shares 589,336 Value ($000) $95,537 Avg Close $152.87 Range $126.82 - $183.12

Q4 2015

Shares 407,101 Value ($000) $78,141 Avg Close $161.39 Range $126.46 - $191.12

Q2 2015

Shares 213,656 Value ($000) $46,654 Avg Close $195.32 Range $173.81 - $217.00

Q1 2015

Shares 8,187 Value ($000) $1,520 Avg Close $188.35 Range $173.66 - $207.52

Q2 2014

Shares 111,656 Value ($000) $19,935 Avg Close $149.19 Range $124.21 - $175.88

Q1 2014

Shares 75,766 Value ($000) $11,263 Avg Close $146.95 Range $103.88 - $178.31

Q4 2013

Shares 110,000 Value ($000) $12,165 Avg Close $91.59 Range $70.79 - $111.87

Q3 2013

Shares 25,000 Value ($000) $2,021 Avg Close $76.50 Range $70.17 - $83.47

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2023	806,609	$112,312	$115.36	$86.58 - $140.01
Q3 2022	542,455	$103,495	$197.84	$168.73 - $229.85
Q4 2020	69,064	$25,554	$318.77	$280.17 - $368.03
Q3 2018	1,159	$425	$320.46	$267.18 - $362.46
Q1 2016	589,336	$95,537	$152.87	$126.82 - $183.12
Q4 2015	407,101	$78,141	$161.39	$126.46 - $191.12
Q2 2015	213,656	$46,654	$195.32	$173.81 - $217.00
Q1 2015	8,187	$1,520	$188.35	$173.66 - $207.52
Q2 2014	111,656	$19,935	$149.19	$124.21 - $175.88
Q1 2014	75,766	$11,263	$146.95	$103.88 - $178.31
Q4 2013	110,000	$12,165	$91.59	$70.79 - $111.87
Q3 2013	25,000	$2,021	$76.50	$70.17 - $83.47