WESTERN DIGITAL CORP

Ticker: WDC CUSIP: 958102105 Class: EQTY

Stack Financial Management, Inc's Holding History (CIK: 0001308685)

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

Q4 2017

Shares 194,551 Value ($000) $15,473 Avg Close $58.49 Range $52.57 - $64.05

Q3 2017

Shares 200,706 Value ($000) $17,341 Avg Close $59.93 Range $53.45 - $65.37

Q2 2017

Shares 198,940 Value ($000) $17,626 Avg Close $59.68 Range $54.65 - $64.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	194,551	$15,473	$58.49	$52.57 - $64.05
Q3 2017	200,706	$17,341	$59.93	$53.45 - $65.37
Q2 2017	198,940	$17,626	$59.68	$54.65 - $64.49