BONANZA CREEK ENERGY INC

CUSIP: 097793103 Class: COMMON STOCK

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q4 2015
Shares 1,346,307 Value ($000) $7,095 Avg Close — Range —
Q3 2015
Shares 1,604,318 Value ($000) $6,530 Avg Close — Range —
Q2 2015
Shares 957,535 Value ($000) $17,475 Avg Close — Range —
Q1 2015
Shares 244,957 Value ($000) $6,041 Avg Close — Range —
Q4 2013
Shares 801,669 Value ($000) $34,849 Avg Close — Range —
Q3 2013
Shares 1,270,185 Value ($000) $61,299 Avg Close — Range —
Q2 2013
Shares 1,442,513 Value ($000) $51,152 Avg Close — Range —