On 7/12/12, MV Oil Trust (MVO) will trade ex-dividend, for its quarterly dividend of $0.95, payable on 7/25/12. As a percentage of MVO's recent stock price of $37.62, this dividend works out to approximately 2.53%, so look for shares of MV Oil Trust to trade 2.53% lower all else being equal when MVO shares open for trading on 7/12/12.