EXHIBIT 11 COMPUTATION OF EARNINGS PER SHARE LILLY INDUSTRIES, INC. (In thousands, except per share data) Three Months Ended Six Months Ended May 31 May 31 May 31 May 31 1997 1996 1997 1996 ---------- ----------- -------- ------ Primary: Average shares outstanding 22,865 22,600 22,800 22,600 Net income $ 7,401 $ 616 $12,111 $ 4,102 Net income per common share $ 0.32 $ 0.03 $ 0.53 $ 0.18 ======= ======= ======= ======= Average shares outstanding 22,865 22,600 22,800 22,600 Dilutive stock options based on treasury stock method using average market price 535 400 600 400 ------- ------- ------- ------- 23,400 23,000 23,400 23,000 Net income $ 7,401 $ 616 $12,111 $ 4,102 Net income per common and common equivalent share $ 0.32 $ 0.03 $ 0.52 $ 0.18 ======= ======= ======= ======= Fully diluted: Average shares outstanding 22,865 22,600 22,800 22,600 Dilutive stock options based on the treasury stock method using the higher of quarter end or average market price 535 400 600 400 ------- ------- ------- ------- 23,400 23,000 23,400 23,000 Net income $ 7,401 $ 616 $12,111 $ 4,102 Net income per common and common equivalent share $ 0.32 $ 0.03 $ 0.52 $ 0.18 ======= ======= ======= ======= Page 12 of 13