Looking at the universe of stocks we cover at Dividend Channel, on 10/23/13, Fastenal Co. ( FAST) will trade ex-dividend, for its quarterly dividend of $0.25, payable on 11/22/13. As a percentage of FAST's recent stock price of $49.00, this dividend works out to approximately 0.51%, so look for shares of Fastenal Co. to trade 0.51% lower — all else being equal — when FAST shares open for trading on 10/23/13.Below is a dividend history chart for FAST, showing historical dividends prior to the most recent $0.25 declared by Fastenal Co.: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from FAST is likely to continue, and whether the current estimated yield of 2.04% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of FAST shares, versus its 200 day moving average: Looking at the chart above, FAST's low point in its 52 week range is $40.00 per share, with $53.38 as the 52 week high point — that compares with a last trade of $49.00. According to the ETF Finder at ETF Channel, FAST makes up 2.07% of the Vanguard Mid-Cap Growth ETF ( VOT) which is trading up by about 0.2% on the day Monday. In Monday trading, Fastenal Co. shares are currently off about 0.4% on the day.