CALGON CARBON CORP

CUSIP: 129603106 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2017
Shares 1,415 Value ($000) $30 Avg Close — Range —
Q1 2017
Shares 5,332 Value ($000) $78 Avg Close — Range —
Q4 2016
Shares 1,400 Value ($000) $24 Avg Close — Range —
Q1 2016
Shares 2,187 Value ($000) $31 Avg Close — Range —
Q3 2015
Shares 1,256 Value ($000) $20 Avg Close — Range —
Q3 2014
Shares 475 Value ($000) $9 Avg Close — Range —
Q2 2014
Shares 1,761 Value ($000) $39 Avg Close — Range —
Q1 2014
Shares 1,861 Value ($000) $41 Avg Close — Range —
Q3 2013
Shares 1,120 Value ($000) $21 Avg Close — Range —