ELCOR <ELK> UPS QTLY DIV, SETS STOCK SPLIT Elcor Corp said it raised its quarterly common stock dividend to 11 cts a share from nine cts and declared a two-for-one common stock split. The company said the increased dividend will be paid on May 13 to shareholders of record April 16. The stock split, Elcor said, will paid in the form of a 100 pct stock dividend on May 28 to shareholders of record may 14.