1 EXHIBIT (11) Elcor Corporation and Subsidiaries Computation of Income Per Common and Common Equivalent Share (In thousands, except per share amounts) 1. Three Months Ended March 31, 1996 Three Months Ended and March 31, 1995 ------------------------------ 3-31-96 3-31-95 ------- ------- Net Income $ 2,321 $ 1,614 ======= ======= Shares: Weighted average common shares outstanding 8,764 8,739 Adjustments: (a) Assumed issuance of shares purchased under incentive stock option plan using the treasury stock method 111 43 ------- ------- Total Common and Common Equivalent Shares 8,875 8,782 ======= ======= Income per Common and Common Equivalent Share $ .26 $ .18 ======= ======= 2. Nine Months Ended March 31, 1996 Nine Months Ended and March 31, 1995 ------------------------------ 3-31-96 3-31-95 ------- ------- Net Income $ 8,108 $ 5,937 ======= ======= Shares: Total Common and Common Equivalent Shares Three months ended 9/30/95 and 9/30/94 8,843 8,925 Three months ended 12/31/95 and 12/31/94 8,838 8,849 Three months ended 3/31/96 and 3/31/95 8,875 8,782 ------- ------- Average nine months ended 3/31/96 and 3/31/95 8,852 8,852 ======= ======= Income per Common and Common Equivalent Share $ .92 $ .67 ======= ======= 12