Toronto, Ontario – Martinrea International Inc. (TSX: MRE) (“Martinrea” or the “Company”) , announced today it filed an early warning report today in connection with the acquisition by Martinrea of 11,538,000 common shares (the “Shares”) in the capital of NanoXplore Inc. (“NanoXplore”) a publicly listed company on the TSX Venture Exchange trading under the ticker symbol GRA, at a price of $1.30 per share pursuant to a private placement completed by NanoXplore (the “Transaction”).