BLUE BUFFALO PET PRODS INC

CUSIP: 09531U102 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q2 2017
Shares 74 Value ($000) $2 Avg Close — Range —
Q1 2017
Shares 17,080 Value ($000) $393 Avg Close — Range —
Q4 2016
Shares 7,741 Value ($000) $186 Avg Close — Range —
Q3 2015
Shares 100 Value ($000) $2 Avg Close — Range —