Alaska Air Group, Inc. EXHIBIT 11 Computation of Earnings Per Common Share (In thousands, except per share) Three Months Ended Nine Months Ended September 30, September 30, ------------------ ------------------- 1994 1993 1994 1993 ------ ------ ------ ------ Primary - Net income $24,263 $8,028 $27,631 ($10,594) Deduct dividends on preferred shares - - - (2,453) Deduct preferred stock accretion - - - (72) ------ ------ ------ ------ Income applicable to common shares $24,263 $8,028 $27,631 ($13,119) ====== ====== ====== ====== Average number of shares outstanding 13,370 13,342 13,359 13,339 Assumed exercise of stock options 16 6 12 - ------ ------ ------ ------ Average shares as adjusted 13,386 13,348 13,371 13,339 ====== ====== ====== ====== Earnings per common share $1.81 $0.60 $2.07 ($0.98) ====== ====== ====== ====== Fully Diluted - Net income $24,263 $8,028 $27,631 ($10,594) After tax interest on convertible securities 2,318 2,530 7,037 7,514 ------ ------ ------ ------ Income applicable to common shares $26,581 $10,558 $34,668 ($3,080) ====== ====== ====== ====== Average number of shares outstanding 13,370 13,342 13,359 13,339 Common stock equivalents 19 5 15 12 Common stock reserved for conversion 8,412 8,907 8,666 9,001 ------ ------ ------ ------ Average shares as adjusted 21,801 22,254 22,040 22,352 ====== ====== ====== ====== Earnings per Common Share $1.22 $0.47 $1.57 ($0.14) ====== ====== ====== ====== * * Anti-dilutive