Cigna(CI) - 2018 Q4 - Annual Report

Use these links to rapidly review the document TABLE OF CONTENTS TABLE OF CONTENTS 2 TABLE OF CONTENTS 3 TABLE OF CONTENTS 4 TABLE OF CONTENTS 5 CIGNA CORPORATION Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the trans ...