Looking at the universe of stocks we cover at Dividend Channel, on 12/10/14, OneBeacon Insurance Group Ltd ( OB) will trade ex-dividend, for its quarterly dividend of $0.21, payable on 12/29/14. As a percentage of OB's recent stock price of $16.15, this dividend works out to approximately 1.30%, so look for shares of OneBeacon Insurance Group Ltd to trade 1.30% lower — all else being equal — when OB shares open for trading on 12/10/14.Below is a dividend history chart for OB, showing historical dividends prior to the most recent $0.21 declared by OneBeacon Insurance Group Ltd: In general, dividends are not always predictable; but looking at the history above can help in judging whether the most recent dividend from OB is likely to continue, and whether the current estimated yield of 5.20% on annualized basis is a reasonable expectation of annual yield going forward. The chart below shows the one year performance of OB shares, versus its 200 day moving average: Looking at the chart above, OB's low point in its 52 week range is $13.35 per share, with $16.91 as the 52 week high point — that compares with a last trade of $16.15. According to the ETF Finder at ETF Channel, OB makes up 1.03% of the SuperDividend ETF ( SDIV) which is trading lower by about 0.3% on the day Monday. In Monday trading, OneBeacon Insurance Group Ltd shares are currently up about 1.1% on the day.