CORE MARK HOLDING CO INC

CUSIP: 218681104 Class: COMMON STOCK

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

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

Q4 2018
Shares 59,881 Value ($000) $1,392 Avg Close — Range —
Q3 2018
Shares 95,600 Value ($000) $3,247 Avg Close — Range —
Q2 2018
Shares 170,571 Value ($000) $3,872 Avg Close — Range —
Q1 2018
Shares 163,078 Value ($000) $3,467 Avg Close — Range —
Q4 2017
Shares 162,867 Value ($000) $5,143 Avg Close — Range —