LSB INDUSTRIES, INC. Exhibit 11.1 Page 1 of 6 PRIMARY EARNINGS PER SHARE COMPUTATION 1995 quarter ended --------------------------------- March 31 June 30 Sept. 30 Shares for primary earnings per share: Weighted average shares: Common shares outstanding from beginning of period 13,060,566 13,045,912 12,941,097 Common shares issued on conversion of redeemable preferred stock; calculated on weighted average basis 180 - 10 Common shares issued upon exercise of employee or director stock options; calculated on weighted average basis - 96,692 3,326 Purchases of treasury stock; calculated on weighted average basis (13,950) (146,176) (3,826) ---------- ---------- --------- 13,046,796 12,996,428 12,940,607 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) 823,140 817,448 - Assumed repurchase of outstanding shares up to the 20% limitation (based on average market price for the period) (317,680) (393,498) - Common shares issuable on conversion of redeemable preferred stock, excluding shares included above on actual conversion - 63,520 - ---------- ---------- ---------- 505,460 487,470 - ---------- ---------- ---------- 13,552,256 13,483,898 12,940,607 ========== ========== ========== Earnings (loss) for primary earnings per share: Net earnings (loss) $ 1,448,092 $ 1,502,431 $(1,800,736) Dividends on cumulative preferred stocks (75,880) (60,000) (60,000) Dividends on convertible, exchangeable Class C preferred stock (6.5% annually) (743,437) (743,437) (743,437) ---------- --------- ---------- Earnings (loss) applicable to common stock $ 628,775 $ 698,994 $(2,604,173) ========== ========= ========== Earnings (loss) per share $ .05 $ .05 $(.20) ===== ===== ===== LSB INDUSTRIES, INC. Exhibit 11.1 Page 2 of 6 PRIMARY EARNINGS PER SHARE COMPUTATION Nine months ended Sept. 30, 1995 -------------- Net loss applicable to common stock $(1,276,404) ========== Weighted average number of common and common equivalent shares (average of three quarters above) 13,325,587 ========== Loss per share $(.10) ==== LSB INDUSTRIES, INC. Exhibit 11.1 Page 3 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 Purchase 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 - Assumed repurchase of outstanding shares up to the 20% limitation (based on average market price for the period) (247,510) (238,754) - Common shares issuable on conversion of redeemable preferred stock, excluding shares included above on actual conversion 65,120 64,760 - ---------- ---------- ---------- 752,417 703,800 - ---------- ---------- ---------- 14,413,581 14,359,161 13,455,320 Earnings (loss) for primary earnings per share: Net earnings (loss) $ 2,203,665 $27,254,968 $(912,514) Dividends on cumulative preferred stocks (76,145) (60,000) (60,000) Dividends on convertible, exchangeable Class C preferred stock (6.5% annually) (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 $(.13) ==== ===== ===== LSB INDUSTRIES, INC. Exhibit 11.1 Page 4 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) 14,076,021 ========== Earnings per share $1.85 ==== LSB INDUSTRIES, INC. Exhibit 11.1 Page 5 of 6 FULLY DILUTED EARNINGS PER SHARE COMPUTATION 1995 quarter ended ---------------------------------- March 31 June 30 Sept. 30 Shares for fully diluted earnings per share: Weighted average shares outstanding for primary earnings per share 13,046,796 12,996,428 12,940,607 Shares issuable upon exercise of options and warrants 823,140 817,448 - Assumed repurchase of outstanding shares up to the 20% limitation (based on ending market price for the quarter if greater than the average) (300,737) (380,135) - Common shares issuable on conversion of redeemable preferred stock, excluding shares included above on actual conversion - 63,520 - 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 - - - Series 2 - - - ---------- ---------- ---------- 13,573,199 13,501,261 12,940,607 ========== ========== ========== Earnings (loss) for fully diluted earnings per share: Net earnings (loss) $ 1,448,092 $ 1,502,431 $(1,800,736) Interest on convertible note 180 180 - Dividends on cumulative convertible preferred stocks: Series B (75,880) (60,000) (60,000) Series 2 Class C (743,437) (743,437) (743,437) ---------- ---------- ---------- Earnings (loss) applicable to common stock $ 628,955 $ 699,174 $(2,604,173) ========== ========== ========== Earnings (loss) per share $ .05 $ .05 $(.20) Nine months ended Sept. 30, 1995 -------------- Net loss applicable to common stock $(1,276,044) ========== Weighted average number of common and common equivalent shares (average of three quarters above) 13,338,356 ========== Loss per share $ (.10) ====== LSB INDUSTRIES, INC. Exhibit 11.1 Page 6 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 - 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) - Common shares issuable on conversion of redeemable preferred stock, excluding shares included above on actual conversion 65,120 64,760 - 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 13,455,320 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 shar $.10 $1.44 $(0.13) ==== ===== ====== Nine months ended Sept. 30, 1994 -------------- Net earnings applicable to common stock $26,993,510 ========== Weighted average number of common and common equivalent shares (average of three quarters above) 15,841,798 ========== Earnings per share $1.70 ====