CALGON CARBON CORP

CUSIP: 129603106 Class: COM

State of Alaska, Department of Revenue's Holding History (CIK: 0001370102)

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

Q4 2017
Shares 10,113 Value ($000) $215 Avg Close — Range —
Q3 2017
Shares 10,023 Value ($000) $214 Avg Close — Range —
Q2 2017
Shares 10,023 Value ($000) $151 Avg Close — Range —
Q1 2017
Shares 5,590 Value ($000) $81 Avg Close — Range —
Q4 2016
Shares 5,480 Value ($000) $93 Avg Close — Range —