RBC Capital Swaps Four Office REITs: Upgrades PDM & HIW; Downgrades BXP & OFC Jan 11, 2012 11:11AM
RBC Capital Downgrades Corporate Office Properties Trust (OFC) to Sector Perform Jan 11, 2012 08:54AM
RBC Capital Downgrades Corporate Office Properties Trust (OFC) to Outperform Feb 15, 2011 07:21AM
RBC Capital Upgrades Corporate Office Properties Trust (OFC) to Top Pick Feb 17, 2010 08:35AM