X0306 4 2018-01-12 0000701221 CIGNA CORP CI 0001191522 HENNEY JANE E MD 900 COTTAGE GROVE ROAD BLOOMFIELD CT 06002 1 Common Stock, $.25 Par Value 2018-01-12 4 S 0 400.0000 212.9600 D 14936.0000 D This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 8, 2017. The reporting person's economic interest in Cigna securities also includes hypothetical shares of common stock, the value of which is tied directly to the value of Cigna stock. Under the rules of the Securities and Exchange Commission (SEC), Table I excludes these hypothetical shares because they are settled in cash, rather than Cigna stock, upon separation from service. For more information regarding these securities, please see the reporting person's Section 16 filings for Cigna and pages 26 and 87 of Cigna's proxy statement filed with the SEC on March 18, 2017. By: Jill M. Stadelman, attorney-in-fact 2018-01-16