VALERO ENERGY CORP

Ticker: VLO CUSIP: 91913Y100 Class: COM

HighVista Strategies LLC's Holding History (CIK: 0001335325)

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

Q1 2019

Shares 2,400 Value ($000) $204 Avg Close $62.40 Range $54.76 - $66.74

Q3 2017

Shares 6,700 Value ($000) $515 Avg Close $49.43 Range $46.27 - $56.03

Q2 2017

Shares 13,000 Value ($000) $877 Avg Close $46.03 Range $43.28 - $48.77

Q1 2017

Shares 15,300 Value ($000) $1,014 Avg Close $47.00 Range $45.00 - $49.86

Q2 2016

Shares 6,200 Value ($000) $316 Avg Close $38.47 Range $34.15 - $43.36

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	2,400	$204	$62.40	$54.76 - $66.74
Q3 2017	6,700	$515	$49.43	$46.27 - $56.03
Q2 2017	13,000	$877	$46.03	$43.28 - $48.77
Q1 2017	15,300	$1,014	$47.00	$45.00 - $49.86
Q2 2016	6,200	$316	$38.47	$34.15 - $43.36