Southern Company's Class A Preferred Stock Goes Ex-Dividend Soon

On 9/12/13, Southern Company's 5.20% Class A Preferred Stock (NYSE: ALP.PRN) will trade ex-dividend, for its quarterly dividend of $0.325, payable on 10/1/13. As a percentage of ALP.PRN's recent share price of $25.03, this dividend works out to approximately 1.30%, so look for shares of ALP.PRN to trade 1.30% lower -- all else being equal -- when ALP.PRN shares open for trading on 9/12/13. On an annualized basis, the current yield is approximately 5.20%, which compares to an average yield of 5.3...