Looking at the universe of stocks we cover at Dividend Channel, on 4/13/15, Buckle, Inc. (BKE - Get Report), Ryland Group, Inc. (RYL), and Graham Holdings Co. (GHC) will all trade ex-dividend for their respective upcoming dividends. Buckle, Inc. will pay its quarterly dividend of $0.23 on 4/27/15, Ryland Group, Inc. will pay its quarterly dividend of $0.03 on 4/30/15, and Graham Holdings Co. will pay its quarterly dividend of $2.65 on 5/8/15.

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As a percentage of BKE's recent stock price of $49.40, this dividend works out to approximately 0.47%, so look for shares of Buckle, Inc. to trade 0.47% lower — all else being equal — when BKE shares open for trading on 4/13/15. Similarly, investors should look for RYL to open 0.06% lower in price and for GHC to open 0.25% lower, all else being equal.

Below are dividend history charts for BKE, RYL, and GHC, showing historical dividends prior to the most recent ones declared.

Buckle, Inc. (BKE - Get Report):

BKE+Dividend+History+Chart

Ryland Group, Inc. (RYL):

RYL+Dividend+History+Chart

Graham Holdings Co. (GHC):

GHC+Dividend+History+Chart

In general, dividends are not always predictable, following the ups and downs of company profits over time. Therefore, a good first due diligence step in forming an expectation of annual yield going forward, is looking at the history above, for a sense of stability over time. This can help in judging whether the most recent dividends from these companies are likely to continue. If they do continue, the current estimated yields on annualized basis would be 1.86% for Buckle, Inc. , 0.25% for Ryland Group, Inc., and 0.99% for Graham Holdings Co..

In Thursday trading, Buckle, Inc. shares are currently off about 0.5%, Ryland Group, Inc. shares are off about 0.6%, and Graham Holdings Co. shares are up about 0.7% on the day.