According to DividendChannel.com, on 8/22/11, Park National Corp. (AMEX: PRK) will trade ex-dividend, for its quarterly dividend of $0.94, payable on 9/9/11. As a percentage of PRK?s recent stock price of $53.70, this dividend works out to approximately 1.75%. Below is a dividend history chart for PRK, showing historical dividends prior to the most recent ...