| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2019-02-04 | BlackRock Inc. | Cigna Holding Co | 26,892,201 | 9.1% | EDGAR |
| SC 13G/A | 2018-02-14 | PRICE T ROWE ASSOCIATES INC /MD/ | CIGNA CORP | 17,756,569 | 7.2% | EDGAR |
| SC 13G/A | 2018-02-13 | DODGE & COX | CIGNA CORP | 10,734,593 | 4.4% | EDGAR |
| SC 13G/A | 2018-02-08 | VANGUARD GROUP INC | CIGNA CORP | 17,289,066 | 7.0% | EDGAR |
| SC 13G/A | 2018-01-29 | BlackRock Inc. | CIGNA CORP | 17,155,180 | 7.0% | EDGAR |
| SC 13G/A | 2017-03-20 | DODGE & COX | CIGNA CORP | 14,465,358 | 5.6% | EDGAR |
| SC 13G/A | 2017-02-14 | DODGE & COX | CIGNA CORP | 14,470,558 | 5.6% | EDGAR |
| SC 13G/A | 2017-02-10 | VANGUARD GROUP INC | CIGNA CORP | 16,136,025 | 6.3% | EDGAR |
| SC 13G | 2017-02-07 | PRICE T ROWE ASSOCIATES INC /MD/ | CIGNA CORP | 13,621,678 | 5.3% | EDGAR |
| SC 13G/A | 2017-01-23 | BlackRock Inc. | CIGNA CORP | 16,720,097 | 6.5% | EDGAR |
| SC 13G | 2016-02-12 | DODGE & COX | CIGNA CORP | 13,515,865 | 5.2% | EDGAR |
| SC 13G/A | 2016-02-11 | VANGUARD GROUP INC | CIGNA CORP | 14,775,756 | 5.7% | EDGAR |
| SC 13G/A | 2016-02-10 | BlackRock Inc. | CIGNA CORP | 17,728,719 | 6.9% | EDGAR |
| SC 13G/A | 2015-02-13 | FMR LLC | CIGNA CORP | 8,360,029 | 3.2% | EDGAR |
| SC 13G | 2015-02-11 | VANGUARD GROUP INC | CIGNA CORP | 14,047,192 | 5.4% | EDGAR |
| SC 13G/A | 2015-02-09 | BlackRock Inc. | CIGNA CORP | 17,442,610 | 6.7% | EDGAR |
| SC 13G | 2014-02-14 | FMR LLC | CIGNA CORP | 14,453,252 | 5.2% | EDGAR |
| SC 13G/A | 2014-01-28 | BlackRock Inc. | CIGNA CORP | 15,414,818 | 5.6% | EDGAR |
| SC 13G/A | 2013-02-08 | BlackRock Inc. | CIGNA CORP | 16,410,400 | 5.7% | EDGAR |
| SC 13G/A | 2012-02-14 | WELLINGTON MANAGEMENT CO LLP | CIGNA CORP | 12,681,152 | 4.4% | EDGAR |