Credit Suisse recently filed notice with the Securities and Exchange Commission, stating that it now owns 5.4 percent of Chimera Investment Corp., a real estate investment trust whose forte is buying residential MBS. However, the investment comes at a time when a cloud is hanging over the REIT sector, especially MBS investing firms such as Chimera. Moreover, Chimera’s stock has been stuck at about $3 a share the past 16 months, mostly because it’s still wading through earnings restatements and has not been a timely filer of quarterly and annual reports with the SEC. As the company noted in one regulatory filing: “Our failure to be...