Looking at the universe of stocks we cover at Dividend Channel, on 7/27/17, Hallador Energy Co (HNRG) will trade ex-dividend, for its quarterly dividend of $0.04, payable on 8/11/17. As a percentage of HNRG's recent stock price of $7.43, this dividend works out to approximately 0.54%, so look for shares of Hallador Energy Co to trade 0.54% lower — all else being equal — when HNRG shares open for trading on 7/27/17.Below is a dividend history chart for HNRG, showing historical dividends prior to the most recent $0.04 declared by Hallador Energy Co: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from HNRG is likely to continue, and whether the current estimated yield of 2.15% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of HNRG shares, versus its 200 day moving average: Looking at the chart above, HNRG's low point in its 52 week range is $4.64 per share, with $10.40 as the 52 week high point — that compares with a last trade of $7.64. According to the ETF Finder at ETF Channel, HNRG makes up 424.27% of the iShares Russell 2500 ETF ( SMMD) which is trading relatively unchanged on the day Tuesday. In Tuesday trading, Hallador Energy Co shares are currently up about 2.9% on the day.