Looking at the universe of stocks we cover at Dividend Channel, on 3/12/14, Spartan Stores Inc ( SPTN) will trade ex-dividend, for its quarterly dividend of $0.12, payable on 3/28/14. As a percentage of SPTN's recent stock price of $22.88, this dividend works out to approximately 0.52%, so look for shares of Spartan Stores Inc to trade 0.52% lower — all else being equal — when SPTN shares open for trading on 3/12/14.Below is a dividend history chart for SPTN, showing historical dividends prior to the most recent $0.12 declared by Spartan Stores Inc: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from SPTN is likely to continue, and whether the current estimated yield of 2.10% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of SPTN shares, versus its 200 day moving average: Looking at the chart above, SPTN's low point in its 52 week range is $16.10 per share, with $25.74 as the 52 week high point — that compares with a last trade of $22.85. According to the ETF Finder at ETF Channel, SPTN makes up 4.66% of the S&P SmallCap Consumer Staples Portfolio ETF ( PSCC) which is trading relatively unchanged on the day Monday. In Monday trading, Spartan Stores Inc shares are currently up about 0.8% on the day.