BLUE BUFFALO PET PRODS INC

CUSIP: 09531U102 Class: COM

VIRGINIA RETIREMENT SYSTEMS ET AL's Holding History (CIK: 0001005354)

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

Q2 2017

Shares 37,700 Value ($000) $860 Avg Close — Range —

Q1 2017

Shares 43,600 Value ($000) $1,003 Avg Close — Range —

Q4 2016

Shares 33,600 Value ($000) $808 Avg Close — Range —

Q3 2016

Shares 38,300 Value ($000) $910 Avg Close — Range —

Q2 2016

Shares 20,800 Value ($000) $485 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	37,700	$860	—	—
Q1 2017	43,600	$1,003	—	—
Q4 2016	33,600	$808	—	—
Q3 2016	38,300	$910	—	—
Q2 2016	20,800	$485	—	—