Looking at the universe of stocks we cover at Dividend Channel, on 5/14/14, PetMed Express Inc ( PETS) will trade ex-dividend, for its quarterly dividend of $0.17, payable on 5/23/14. As a percentage of PETS's recent stock price of $12.96, this dividend works out to approximately 1.31%, so look for shares of PetMed Express Inc to trade 1.31% lower — all else being equal — when PETS shares open for trading on 5/14/14.Below is a dividend history chart for PETS, showing historical dividends prior to the most recent $0.17 declared by PetMed Express Inc: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from PETS is likely to continue, and whether the current estimated yield of 5.25% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of PETS shares, versus its 200 day moving average: Looking at the chart above, PETS's low point in its 52 week range is $12.13 per share, with $17.75 as the 52 week high point — that compares with a last trade of $12.99. According to the ETF Finder at ETF Channel, PETS makes up 1.98% of the First Trust RBA Quality Income ETF ( QINC) which is trading relatively unchanged on the day Monday. In Monday trading, PetMed Express Inc shares are currently down about 0.3% on the day.