CALGON CARBON CORP

CUSIP: 129603106 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2017
Shares 408,358 Value ($000) $8,698 Avg Close — Range —
Q3 2017
Shares 277,286 Value ($000) $5,934 Avg Close — Range —
Q2 2014
Shares 9,400 Value ($000) $210 Avg Close — Range —
Q1 2014
Shares 9,400 Value ($000) $205 Avg Close — Range —