Looking at the universe of stocks we cover at Dividend Channel, on 9/3/14, Tidewater Inc. ( TDW) will trade ex-dividend, for its quarterly dividend of $0.25, payable on 9/15/14. As a percentage of TDW's recent stock price of $50.69, this dividend works out to approximately 0.49%.Below is a dividend history chart for TDW, showing historical dividends prior to the most recent $0.25 declared by Tidewater Inc.: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from TDW is likely to continue, and whether the current estimated yield of 1.97% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of TDW shares, versus its 200 day moving average: Looking at the chart above, TDW's low point in its 52 week range is $45.51 per share, with $63.22 as the 52 week high point — that compares with a last trade of $50.85. According to the ETF Finder at ETF Channel, TDW makes up 2.21% of the SPDR S&P Oil & Gas Equipment & Services ETF ( XES) which is trading relatively unchanged on the day Tuesday. In Tuesday trading, Tidewater Inc. shares are currently down about 0.3% on the day.