COLUMBIA PIPELINE PARTNERS L

CUSIP: 198281107 Class: COM UT REPSTG

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

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

Q2 2016
Shares 500 Value ($000) $8 Avg Close — Range —
Q1 2016
Shares 500 Value ($000) $7 Avg Close — Range —
Q3 2015
Shares 301 Value ($000) $4 Avg Close — Range —
Q2 2015
Shares 1,801 Value ($000) $45 Avg Close — Range —