New York, NY -- (SBWIRE) -- 01/17/2013 -- Chimera Investment Corporation (NYSE: CIM), a specialty finance company investing in residential mortgage-backed securities, is up sharply in mid-day trading today, extending its gains from the previous trading sessions. CIM has been gaining momentum after the company this week announced that it received an additional 30-day extension for continued listing and trading of its common stock on the New York Mercantile Exchange (NYSE).