EXHIBIT 11 CHATTEM, INC. AND SUBSIDIARIES STATEMENT REGARDING COMPUTATION OF PER SHARE EARNINGS (Unaudited and in thousands, except per share amounts) FOR THE THREE MONTHS ENDED FOR THE NINE MONTHS ENDED AUGUST 31, AUGUST 31, -------------------------- ------------------------- 1996 1995 1996 1995 ---- ---- ---- ---- NET INCOME (LOSS): Continuing operations .......... $2,131 $1,673 $4,104 $ 1,732 Discontinued operations ......... -- -- -- 10,538 Extraordinary loss .............. -- -- (532) (367) ------ ------ ------ ------- Net Income (loss) ............. $2,131 $1,673 $3,572 $11,903 ------ ------ ------ ------- ------ ------ ------ ------- WEIGHTED AVERAGE NUMBER OF COMMON AND COMMON EQUIVALENT SHARES OUTSTANDING ..................... 8,808 7,292 7,934 7,292 ------ ------ ------ ------- ------ ------ ------ ------- NET INCOME (LOSS) PER COMMON SHARE: Continuing operations ........... $ 0.24 $ 0.23 $ 0.52 $ 0.24 Discontinued operations ......... -- -- -- 1.44 Extraordinary loss .............. -- -- (0.07) (0.05) ------ ------ ------ ------- Net income (loss) per common share ................... $ 0.24 $ 0.23 $ 0.45 $ 1.63 ------ ------ ------ ------- ------ ------ ------ -------