BLACKHAWK NETWORK HLDGS INC

CUSIP: 09238E104 Class: COMMON STOCK

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

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

Q1 2018
Shares 3,166 Value ($000) $142 Avg Close — Range —
Q4 2017
Shares 1,775 Value ($000) $63 Avg Close — Range —
Q1 2016
Shares 1,027 Value ($000) $35 Avg Close — Range —
Q4 2015
Shares 1,548 Value ($000) $68 Avg Close — Range —
Q3 2015
Shares 1,611 Value ($000) $68 Avg Close — Range —
Q2 2015
Shares 4,341 Value ($000) $179 Avg Close — Range —
Q4 2014
Shares 3,677 Value ($000) $143 Avg Close — Range —
Q3 2014
Shares 2,716 Value ($000) $88 Avg Close — Range —
Q2 2014
Shares 101,632 Value ($000) $2,868 Avg Close — Range —
Q1 2014
Shares 3,991 Value ($000) $97 Avg Close — Range —