JULY 2008

Nucor acquires Ambassador Steel

Nucor Corporation announced that its wholly owned subsidiary, Harris Steel, Inc., has signed a purchase agreement to acquire all of the issued and outstanding common shares of Ambassador Steel Corporation, based in Auburn, Indiana, for a cash purchase price of approximately $185,000,000.

Completion of the acquisition is contingent upon receipt of regulatory approvals, satisfactory completion of due diligence, and fulfillment of other customary closing conditions. The transaction is expected to close during the third quarter of 2008.