EXHIBIT 11 SPARTECH CORPORATION AND SUBSIDIARIES STATEMENT RE COMPUTATION OF PER SHARE EARNINGS (In thousands, except per share amounts) QUARTER ENDED February 3, January 28, 1996 1995 NET EARNINGS Net Earnings $ 3,786 $ 3,125 Preferred stock accretion - (549) Add: Interest savings, net of tax effect, on retirement of debt from the proceeds received from the exercise of options and warrants in excess of 20% limitation - 6 Primary net earnings applicable to common shares 3,786 2,582 Add: Preferred stock accretion elimination resulting from the assumed conversion of preferred stock - 549 Fully diluted net earnings applicable to common shares $ 3,786 $ 3,131 WEIGHTED AVERAGE SHARES OUTSTANDING Weighted average common shares outstanding 23,357 8,681 Add: Shares issuable from assumed exercise of options (in excess of 20% limitation for 1995) 954 848 Primary weighted average shares outstanding 24,311 9,529 Add: Shares issuable from assumed conversion of preferred stock - 14,275 Add: Additional shares issuable from assumed exercise of options (in excess of 20% limitation for 1995) due to the difference in the share repurchase price under the fully diluted computation 64 - Fully diluted weighted average shares outstanding 24,375 23,804 NET EARNINGS PER SHARE Primary $ .16 $ .27 Fully Diluted $ .16 $ .13 NOTE: Prior to May 1, 1995, Primary and Fully Diluted Net Earnings Per Common Share were computed using the Modified Treasury Stock Method. Due to the 1995 conversion of the Company's Preferred Stockholders, the Treasury Stock Method was used to compute Primary and Fully Diluted Net Earnings Per Common Share for 1996.