QTS Realty Trust's Series B Preferred Stock Shares Cross 4.5% Yield Mark

In trading on Tuesday, shares of QTS Realty Trust Inc's 6.50% Series B Cumulative Convertible Perpetual Preferred Stock (QTS. RB) were yielding above the 4.5% mark based on its quarterly dividend (annualized to $6.50), with shares changing hands as low as $143.94 on the day.