COLUMBIA PIPELINE GROUP INC

CUSIP: 198280109 Class: COM

GREAT WEST LIFE ASSURANCE CO /CAN/'s Holding History (CIK: 0001046192)

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

Q2 2016
Shares 277,936 Value ($000) $7,071 Avg Close — Range —
Q1 2016
Shares 177,001 Value ($000) $4,438 Avg Close — Range —
Q4 2015
Shares 166,557 Value ($000) $3,335 Avg Close — Range —
Q3 2015
Shares 166,295 Value ($000) $3,044 Avg Close — Range —