CIGNA CORPORATION

CUSIP: 125509109 Class: COM

VIKING GLOBAL INVESTORS LP's Holding History (CIK: 0001103804)

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

Q2 2016
Shares 501,208 Value ($000) $64,150 Avg Close — Range —
Q1 2016
Shares 400,343 Value ($000) $54,943 Avg Close — Range —
Q2 2015
Shares 2,914,815 Value ($000) $472,200 Avg Close — Range —
Q4 2014
Shares 182,761 Value ($000) $18,808 Avg Close — Range —