Looking at the universe of stocks we cover at Dividend Channel, on 8/7/17, West Bancorporation, Inc. ( WTBA) will trade ex-dividend, for its quarterly dividend of $0.18, payable on 8/23/17. As a percentage of WTBA's recent stock price of $22.95, this dividend works out to approximately 0.78%, so look for shares of West Bancorporation, Inc. to trade 0.78% lower — all else being equal — when WTBA shares open for trading on 8/7/17.Below is a dividend history chart for WTBA, showing historical dividends prior to the most recent $0.18 declared by West Bancorporation, Inc.: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from WTBA is likely to continue, and whether the current estimated yield of 3.14% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of WTBA shares, versus its 200 day moving average: Looking at the chart above, WTBA's low point in its 52 week range is $18.31 per share, with $25.05 as the 52 week high point — that compares with a last trade of $22.95. According to the ETF Finder at ETF Channel, WTBA makes up 1393.41% of the iShares Russell 2500 ETF ( SMMD) which is trading relatively unchanged on the day Thursday. In Thursday trading, West Bancorporation, Inc. shares are currently trading flat on the day.