CIGNA CORPORATION

CUSIP: 125509109 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q3 2018
Shares 430,387 Value ($000) $89,628 Avg Close — Range —
Q2 2018
Shares 430,951 Value ($000) $73,240 Avg Close — Range —
Q1 2018
Shares 418,636 Value ($000) $70,222 Avg Close — Range —
Q4 2017
Shares 437,083 Value ($000) $88,767 Avg Close — Range —
Q3 2017
Shares 422,049 Value ($000) $78,898 Avg Close — Range —
Q2 2017
Shares 461,009 Value ($000) $77,168 Avg Close — Range —
Q1 2017
Shares 516,728 Value ($000) $75,696 Avg Close — Range —
Q4 2016
Shares 539,628 Value ($000) $71,981 Avg Close — Range —
Q3 2016
Shares 553,628 Value ($000) $72,149 Avg Close — Range —
Q2 2016
Shares 549,028 Value ($000) $70,270 Avg Close — Range —
Q1 2016
Shares 546,804 Value ($000) $75,043 Avg Close — Range —
Q4 2015
Shares 476,937 Value ($000) $69,790 Avg Close — Range —
Q3 2015
Shares 469,347 Value ($000) $63,371 Avg Close — Range —
Q2 2015
Shares 470,047 Value ($000) $76,148 Avg Close — Range —
Q1 2015
Shares 506,817 Value ($000) $65,602 Avg Close — Range —
Q4 2014
Shares 515,172 Value ($000) $53,016 Avg Close — Range —
Q3 2014
Shares 510,286 Value ($000) $46,278 Avg Close — Range —
Q2 2014
Shares 478,807 Value ($000) $44,036 Avg Close — Range —
Q1 2014
Shares 519,007 Value ($000) $43,456 Avg Close — Range —
Q4 2013
Shares 516,607 Value ($000) $45,193 Avg Close — Range —
Q3 2013
Shares 513,007 Value ($000) $39,430 Avg Close — Range —
Q2 2013
Shares 497,195 Value ($000) $36,042 Avg Close — Range —
Q1 2013
Shares 501,223 Value ($000) $31,261 Avg Close — Range —