Law Offices One Logan Square, Ste. 2000 Philadelphia, PA 19103-6996 215-988-2700 phone 215-988-2757 fax [intentionally omitted] CALIFORNIA DELAWARE ILLINOIS NEW JERSEY NEW YORK PENNSYLVANIA WASHINGTON DC WISCONSIN | | March 7, 2014
Credit Suisse Securities (USA) LLC Merrill Lynch, Pierce, Fenner & Smith Incorporated RBS Securities Inc. U.S. Bancorp Investments, Inc. as Representatives of the several Underwriters named in Schedule I to the Pricing Agreement hereinafter described
We have acted as special Pennsylvania counsel to Aetna Inc., a Pennsylvania corporation (the “Company”), in connection with the execution and delivery of, and the closing held today under, the Underwriting Agreement dated May 1, 2012 (the “Underwriting Agreement”) among the Company and Credit Suisse Securities (USA) LLC, Merrill Lynch, Pierce, Fenner & Smith Incorporated, RBS Securities Inc. and U.S. Bancorp Investments, Inc., as representatives of the several Underwriters (the “Underwriters”) named in Schedule I of the Pricing Agreement dated March 4, 2014 (the “Pricing Agreement”) among the Company and the Underwriters, providing, collectively, for the issuance and sale by the Company of its 2.200% Senior Notes due March 15, 2019 in the aggregate principal amount of $375,000,000 (the “2019 Notes”) and its 4.750% Senior Notes due March 15, 2044 in the aggregate principal amount of $375,000,000 (the “2044 Notes,” and together with the 2019 Notes, collectively, the “Designated Securities”). We understand that the Designated Securities are being issued and sold pursuant to the Company’s Registration Statement on Form S-3 (File No. 333-178272) (the “Registration Statement”) filed with the Securities and Exchange Commission (the “Commission”) pursuant to the Securities Act of 1933, as amended (the “Securities Act”), the prospectus dated December 2, 2011, included therein, the preliminary prospectus supplement dated March 4, 2014 and the final prospectus supplement dated March 4, 2014 to the prospectus included in the Registration Statement, each as filed with the Commission pursuant to Rule 424(b) under the Securities Act. This opinion is being delivered to you at the request of the Company pursuant to Section 9(d) of the Underwriting Agreement. Capitalized terms not defined herein have the meanings specified in the Underwriting Agreement. For purposes of this opinion, we have examined originals or copies, certified or otherwise identified to our satisfaction, of the Underwriting Agreement, the Pricing Agreement, the Indenture, the Supplemental Indenture, the forms of the Designated Securities, the Amended and Restated Articles of Incorporation and Amended and Restated By-laws of the Company, and such corporate records and other agreements, instruments and documents and such certificates of the Company or comparable documents of public officials and officers and representatives of the Company, have made such inquiries of such officers and representatives of the Company and have considered such matters of law as we have deemed appropriate as the basis of the opinions hereinafter set forth. In all such examinations, we have assumed the genuineness of signatures, the authenticity of documents submitted to us as originals, the conformity to authentic original |