CALGON CARBON CORP

CUSIP: 129603106 Class: COM

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q3 2013
Shares 145,455 Value ($000) $2,762 Avg Close — Range —
Q2 2013
Shares 145,354 Value ($000) $2,425 Avg Close — Range —