VALERO ENERGY CORP

Ticker: VLO CUSIP: 91913Y100 Class: COM

CLOUGH CAPITAL PARTNERS L P's Holding History (CIK: 0001276144)

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

Q2 2015

Shares 142,800 Value ($000) $8,939 Avg Close $38.94 Range $36.85 - $42.23

Q1 2015

Shares 194,500 Value ($000) $12,374 Avg Close $36.56 Range $28.33 - $42.36

Q4 2014

Shares 400,800 Value ($000) $19,840 Avg Close $31.49 Range $27.58 - $33.97

Q3 2014

Shares 271,100 Value ($000) $12,544 Avg Close $32.63 Range $29.66 - $35.41

Q2 2014

Shares 411,900 Value ($000) $20,636 Avg Close $35.48 Range $32.27 - $38.33

Q1 2014

Shares 938,600 Value ($000) $49,840 Avg Close $32.81 Range $29.32 - $35.94

Q4 2013

Shares 750,100 Value ($000) $37,805 Avg Close $26.85 Range $21.10 - $32.29

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	142,800	$8,939	$38.94	$36.85 - $42.23
Q1 2015	194,500	$12,374	$36.56	$28.33 - $42.36
Q4 2014	400,800	$19,840	$31.49	$27.58 - $33.97
Q3 2014	271,100	$12,544	$32.63	$29.66 - $35.41
Q2 2014	411,900	$20,636	$35.48	$32.27 - $38.33
Q1 2014	938,600	$49,840	$32.81	$29.32 - $35.94
Q4 2013	750,100	$37,805	$26.85	$21.10 - $32.29