Looking at the universe of stocks we cover at Dividend Channel, on 6/11/15, Atrion Corp. (ATRI) will trade ex-dividend, for its quarterly dividend of $0.75, payable on 6/30/15. As a percentage of ATRI's recent stock price of $383.98, this dividend works out to approximately 0.20%.Below is a dividend history chart for ATRI, showing historical dividends prior to the most recent $0.75 declared by Atrion Corp.: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from ATRI is likely to continue, and whether the current estimated yield of 0.78% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of ATRI shares, versus its 200 day moving average: Looking at the chart above, ATRI's low point in its 52 week range is $278.01 per share, with $395.00 as the 52 week high point — that compares with a last trade of $383.98. According to the ETF Finder at ETF Channel, ATRI makes up 1.61% of the PowerShares DWA NASDAQ Momentum Portfolio ETF ( DWAQ) which is trading relatively unchanged on the day Tuesday. In Tuesday trading, Atrion Corp. shares are currently trading flat on the day.