SCHAUMBURG, IL, March 6, 2014 /PRNewswire/ - Catamaran Corporation ("Catamaran") (NASDAQ: CTRX) (TSX: CCT), announced today that it has commenced an underwritten public offering of $500 million aggregate principal amount of senior notes due 2021 under its effective shelf registration statement in the United States under the Securities Act of 1933 and its amended and restated base shelf prospectus in Canada under National Instrument 44-102— Shelf Distributions. Catamaran intends to use the net proceeds from the offering to repay all outstanding indebtedness under its senior secured revolving credit facility and for general corporate purposes. The senior notes will be guaranteed by Catamaran's wholly-owned subsidiaries that guarantee obligations under its senior secured credit facility. BofA Merrill Lynch, J.P. Morgan and SunTrust Robinson Humphrey are acting as joint book-running managers for the offering, Barclays, Citigroup and Morgan Stanley are acting as senior co-managers for the offering, and Credit Agricole CIB, Credit Suisse, Fifth Third Securities, Mizuho Securities, PNC Capital Markets LLC and TD Securities are acting as co-managers for the offering. The offering is being made under Catamaran's effective shelf registration statement in the United States under the Securities Act of 1933 and its amended and restated base shelf prospectus in Canada under National Instrument 44-102— Shelf Distributions. Information about the offering is available in the prospectus supplement being filed with the U.S. Securities and Exchange Commission (the "SEC") and the prospectus supplement to the base shelf prospectus being filed with the Canadian securities regulatory authorities in each Canadian province, other than Québec. Copies of the preliminary prospectus supplement and accompanying prospectus relating to this offering may be obtained from BofA Merrill Lynch, 222 Broadway, 11 th Floor, New York, NY 10038, Attention: Prospectus Department, or by email at email@example.com. You may also obtain these documents for free by visiting EDGAR on the SEC website at www.sec.gov or in Canada through SEDAR at www.sedar.com. The offering of these securities is being made solely by means of a prospectus supplement and the accompanying prospectus. This press release does not and will not constitute an offer to sell or the solicitation of an offer to buy any securities, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.