Specialty chemicals maker Westlake Chemical (NYSE:WLK) announced yesterday its second-quarter dividend of $0.1875 per share, the same rate it's paid for the past three quarters after raising the payout 154% from $0.738 per share.

The board of directors said the quarterly dividend is payable on June 19 to the holders of record at the close of business on June 4. Westlake declared a special dividend of $3.75 per share that was paid to investors last November.

The regular dividend payment equates to a $0.75-per-share annual dividend yielding 0.8% based on the closing price of Westlake Chemical's stock on May 17.

WLK Dividend Chart

WLK Dividend data by YCharts. Chart reflects special dividend paid to investors on Nov. 27, 2012.