Looking at the universe of stocks we cover at Dividend Channel, on 3/12/14, United Bankshares, Inc. ( UBSI), MB Financial Inc ( MBFI), and American Assets Trust, Inc. ( AAT) will all trade ex-dividend for their respective upcoming dividends. United Bankshares, Inc. will pay its quarterly dividend of $0.32 on 4/1/14, MB Financial Inc will pay its quarterly dividend of $0.12 on 3/31/14, and American Assets Trust, Inc. will pay its quarterly dividend of $0.22 on 3/28/14.As a percentage of UBSI's recent stock price of $30.43, this dividend works out to approximately 1.05%, so look for shares of United Bankshares, Inc. to trade 1.05% lower — all else being equal — when UBSI shares open for trading on 3/12/14. Similarly, investors should look for MBFI to open 0.37% lower in price and for AAT to open 0.67% lower, all else being equal. Below are dividend history charts for UBSI, MBFI, and AAT, showing historical dividends prior to the most recent ones declared. United Bankshares, Inc. (UBSI):
MB Financial Inc (MBFI):
In Monday trading, United Bankshares, Inc. shares are currently up about 0.5%, MB Financial Inc shares are off about 0.1%, and American Assets Trust, Inc. shares are down about 0.2% on the day.