1 EXHIBIT 11 COMPUTATION OF EARNINGS PER SHARE CHAPARRAL STEEL COMPANY AND SUBSIDIARIES Three months ended Nine months ended February 28, February 28, 1994 1993 1994 1993 ---- ---- ---- ---- (In thousands except per share) AVERAGE SHARES OUTSTANDING Primary: Average shares outstanding 29,680 29,675 29,680 29,675 Stock options - treasury stock method using average market prices 53 69 39 A) - --------- --------- -------- --------- TOTALS 29,733 29,744 29,719 29,675 ========= ========= ======== ========= Fully diluted: Average shares outstanding 29,680 29,675 29,680 29,675 Stock options - treasury stock method using end of quarter market price if higher than average 68 114 46 A) - --------- --------- -------- --------- TOTALS 29,748 29,789 29,726 29,675 ========= ========= ======== ========= INCOME (LOSS) APPLICABLE TO COMMON STOCK Primary and fully diluted: Net income (loss) $ 4,408 $ 590 $ 7,957 $ (1,052) Add: Pre-September 1990 contingent price amortization 58 58 174 174 --------- --------- -------- --------- $ 4,466 $ 648 $ 8,131 $ (878) ========= ========= ======== ========= PER SHARE Net income (loss) per common share: Primary $ .15 $ .02 $ .27 $ (.03) ========= ========= ======== ========= Fully diluted $ .15 $ .02 $ .27 $ (.03) ========= ========= ======== ========= A) - Shares have been excluded as they are antidilutive. 12