In trading on Monday, shares of Arch Capital Group Ltd's 5.25% Non-Cumulative Preferred Shares, Series E (ACGLP) were yielding above the 5.5% mark based on its quarterly dividend (annualized to $1.3125), with shares changing hands as low as $23.36 on the day. This compares to an average yield of 6.04% in the "Insurance Brokers" preferred stock category, according to Preferred Stock Channel..