WESTERN DIGITAL CORP

Ticker: WDC CUSIP: 958102105 Class: EQTY

Nikko Asset Management Americas, Inc.'s Holding History (CIK: 0001480751)

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

Q4 2017

Shares 1,500 Value ($000) $130 Avg Close $58.49 Range $52.57 - $64.05

Q3 2017

Shares 1,500 Value ($000) $130 Avg Close $59.93 Range $53.45 - $65.37

Q2 2017

Shares 1,500 Value ($000) $133 Avg Close $59.68 Range $54.65 - $64.49

Q1 2017

Shares 1,500 Value ($000) $124 Avg Close $51.29 Range $46.27 - $57.21

Q1 2014

Shares 21,700 Value ($000) $1,940 Avg Close $53.80 Range $50.34 - $57.78

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	1,500	$130	$58.49	$52.57 - $64.05
Q3 2017	1,500	$130	$59.93	$53.45 - $65.37
Q2 2017	1,500	$133	$59.68	$54.65 - $64.49
Q1 2017	1,500	$124	$51.29	$46.27 - $57.21
Q1 2014	21,700	$1,940	$53.80	$50.34 - $57.78