Chesapeake Energy Corp. - 2008-05-27

Increased its public offering of 2.25% contingent convertible senior notes due 2038 from US$500 million to fund redemption of 7.75% senior notes due 2015, pay debt and for general corporate purposes. Banc of America Securities, Barclays Capital, Credit Suisse, Goldman, Sachs & Co., and UBS Investment Bank are joint book-running managers.