1 EXHIBIT 11.1 CERION TECHNOLOGIES INC. COMPUTATION OF NET INCOME PER COMMON SHARE (IN THOUSANDS, EXCEPT PER SHARE DATA) For the Three Months Ended ------------------------------ June 27, 1997 June 28, 1996 ------------- ------------- Net income $ 9 $2,204 ====== ====== Shares: Weighted average common shares outstanding during the period 7,022 6,039 Common equivalent shares -- -- ------ ------ Average common and dilutive equivalent shares outstanding 7,022 6,039 ====== ====== Net income per common share: $ -- $ 0.36 ====== ====== 13