Looking at the universe of stocks we cover at Dividend Channel, on 6/20/13, Servotronics, Inc. ( SVT) will trade ex-dividend, for its semi-annual dividend of $0.16, payable on 7/15/13. As a percentage of SVT's recent stock price of $8.16, this dividend works out to approximately 1.96%, so look for shares of Servotronics, Inc. to trade 1.96% lower — all else being equal — when SVT shares open for trading on 6/20/13.Below is a dividend history chart for SVT, showing historical dividends prior to the most recent $0.16 declared by Servotronics, Inc.: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from SVT is likely to continue, and whether the current estimated yield of 3.92% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of SVT shares, versus its 200 day moving average: Looking at the chart above, SVT's low point in its 52 week range is $6.25 per share, with $9.39 as the 52 week high point — that compares with a last trade of $8.16. According to the ETF Finder at ETF Channel, SVT makes up 5.85% of the Guggenheim S&P Global Water Index ETF ( CGW) which is trading relatively unchanged on the day Tuesday. In Tuesday trading, Servotronics, Inc. shares are currently trading flat on the day.