LSB INDUSTRIES, INC. Exhibit 11.1 Page 1 of 6 PRIMARY EARNINGS PER SHARE COMPUTATION 1994 quarter ended _______________________________________ March 31 June 30 Sept. 30 __________ __________ __________ Shares for primary earnings per share: Weighted average shares: Common shares outstanding from beginning of period 13,673,971 13,659,691 13,555,191 Common shares issued on conversion of redeemable preferred stock; calculated on weighted average basis 360 - 180 Common shares issued upon exercise of employee or director stock options; calculated on weighted average basis 6,833 24,846 2,549 Purchases of treasury stock; calculated on weighted average basis (20,000) (29,176) (102,599) __________ __________ __________ 13,661,164 13,655,361 13,455,320 Common Stock equivalents: Shares issuable upon exercise of options and warrants (including the weighted average for shares subject to options and warrants granted during the period) 934,807 877,794 827,591 Assumed repurchase of outstanding shares up to the 20% limitation (based on average market price for the period) (247,510) (238,754) (292,577) Common shares issuable on conversion of redeemable preferred stock, excluding shares included above on actual conversion 65,120 64,760 64,580 __________ __________ __________ 752,417 703,800 599,594 14,413,581 14,359,161 14,054,914 Earnings (loss) for primary earnings (loss) per share: Net earnings (loss) $2,203,665 $27,254,968 $(912,514) Dividends on cumulative convertible preferred stocks: Series B (76,145) (60,000) (60,000) Series 2 Class C (747,500) (747,500) (745,469) __________ ___________ __________ Earnings (loss) applicable to common stock $1,380,020 $26,447,468 $(1,717,983) Earnings (loss) per share $.10 $1.84 $(0.12) LSB INDUSTRIES, INC. Exhibit 11.1 Page 2 of 6 PRIMARY EARNINGS PER SHARE COMPUTATION Nine months ended Sept. 30, 1994 ______________ Net earnings applicable to common stock $26,109,505 =========== Weighted average number of common and common equivalent shares (average of three quarters above) 14,275,885 ========== Earnings per share $1.83 ===== LSB INDUSTRIES, INC. Exhibit 11.1 Page 3 of 6 PRIMARY EARNINGS PER SHARE COMPUTATION 1993 quarter ended ________________________________________ March 31 June 30 Sept. 30 _________ ________ _________ Shares for primary earnings per share: Weighted average shares: Common shares outstanding from beginning of period 7,393,674 12,706,305 12,894,505 Common shares issued on conversion of redeemable preferred stock; calculated on weighted average basis 1,070 100 80 Common shares issued on conversion of convertible preferred stock; calculated on weighted average basis 1,304,070 - - Common shares issued upon exercise of employee or director stock options; calculated on weighted average basis 19,500 114,951 392,170 Purchases of treasury stock; calculated on weighted average basis - - (69,541) Sale of stock; calculated on weighted average basis 5,843 - - __________ __________ __________ 8,724,157 12,821,356 13,217,214 Common Stock equivalents: Shares issuable upon exercise of options and warrants (including the weighted average for shares subject to options and warrants granted during the period) 2,069,776 1,940,325 1,475,106 Assumed repurchase of outstanding shares up to the 20% limitation (based on average market price for the period) (513,253) (446,403) (313,033) Common shares issuable on conversion of redeemable preferred stock, excluding shares included above on actual conversion 67,810 66,640 66,460 __________ __________ __________ 1,624,333 1,560,562 1,228,533 __________ __________ __________ 10,348,490 14,381,918 14,445,747 ========== ========== ========== Earnings for primary earnings per share: Net earnings $2,657,133 $5,758,100 $2,423,644 Dividends on cumulative convertible preferred stocks: Series B (77,220) (60,000) (60,000) Series 2 Class C (290,183) (747,500) __________ __________ __________ Earnings applicable to common stock $2,579,913 $5,407,917 $1,616,144 ========== ========== ========== Earnings per share $.25 $.38 $.11 ==== ==== ==== LSB INDUSTRIES, INC. Exhibit 11.1 Page 4 of 6 PRIMARY EARNINGS PER SHARE COMPUTATION Nine months ended Sept. 30, 1993 ______________ Net earnings applicable to common stock $9,603,974 ========== Weighted average number of common and common equivalent shares (average of three quarters above) 13,058,718 ========== Earnings per share $.74 ==== LSB INDUSTRIES, INC. Exhibit 11.1 Page 5 of 6 FULLY DILUTED EARNINGS PER SHARE COMPUTATION 1994 quarter ended _______________________________________ March 31 June 30 Sept. 30 _________ ________ _________ Shares for fully diluted earnings per share: Weighted average shares outstanding for primary earnings per share 13,661,164 13,655,361 13,455,320 Shares issuable upon exercise of options and warrants 934,807 877,794 827,591 Assumed repurchase of outstanding shares up to the 20% limitation (based on ending market price for the quarter if greater than the average) (247,510) (238,754) (292,577) Common shares issuable on conversion of redeemable preferred stock, excluding shares included above on actual conversion 65,120 64,760 64,580 Common shares issuable upon conversion of convertible note payable 4,000 4,000 - Common shares issuable upon conversion of convertible preferred stock, if dilutive, from date of issue: Series B 666,666 666,666 - Series 2 - 3,956,000 - __________ __________ __________ 15,084,247 18,985,827 14,054,914 Earnings (loss) for fully diluted earnings (loss) per share: Net earnings (loss) $2,203,665 $27,254,968 $(912,514) Interest on convertible note 180 180 - Dividends on cumulative convertible preferred stocks: Series B - - (60,000) Series 2 Class C (747,500) - (745,469) _________ __________ __________ Earnings (loss) applicable to common stock $1,456,345 $27,255,148 $(1,717,983) ========== =========== =========== Earnings (loss) per share $.10 $1.44 $(0.12)* ==== ===== ====== Nine months ended Sept. 30, 1994 ______________ Net earnings $26,993,510 Weighted average number of common and common equivalent shares (average of three quarters above) 16,041,662 Earnings per share $1.68 * Primary and fully diluted loss per share for the three months ended September 30, 1994 are the same because the fully diluted computation has an anti-dilutive effect. LSB INDUSTRIES, INC. Exhibit 11.1 Page 6 of 6 FULLY DILUTED EARNINGS PER SHARE COMPUTATION 1993 quarter ended ________________________________________ March 31 June 30 Sept. 30 _________ ________ _________ Shares for fully diluted earnings per share: Weighted average shares outstanding for primary earnings per share 8,724,157 12,821,356 13,217,214 Shares issuable upon exercise of options and warrants 2,069,776 1,940,325 1,475,106 Assumed repurchase of outstanding shares up to the 20% limitation (based on ending market price for the quarter if greater than the average (495,004) (408,527) (308,015) Common shares issuable on conversion of redeemable preferred stock, excluding shares included above on actual conversion 67,810 66,640 66,460 Common shares issuable upon conversion of convertible note payable 4,000 4,000 4,000 Common shares issuable upon conversion of convertible preferred stock, if dilutive, from date of issue: Series B 666,666 666,666 666,666 Series 1, net share held in treasury 3,748,470 - - Series 2 - 1,494,489 - __________ __________ __________ 14,785,875 16,584,949 15,121,431 ========== ========== ========= Earnings for fully diluted earnings per share: Net earnings $2,657,133 $5,758,100 $2,423,644 Interest on convertible note 180 180 180 Dividends on cumulative preferred stocks - - (747,500) __________ __________ __________ Earnings applicable to common stock $2,657,313 $5,758,280 $1,676,324 ========== ========== ========== Earnings per share $.18 $.35 $.11 ==== ==== ==== Nine months ended Sept. 30, 1993 ______________ Net earnings $10,091,917 =========== Weighted average number of common and common equivalent shares (average of three quarters above) 15,497,418 ========== Earnings per share $.64 ==== tq994.wpr