Exhibit 11.1 EASTCO INDUSTRIAL SAFETY CORP. AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE Year Ended Nine Months Ended June 30, 1995 March 31, 1996 ------------- ------------------ Primary: Net earnings $ 77,937 $ 58,754 Average common shares outstanding 347,738 3,593,493 Earnings per common share outstanding $ .224 $ .164 -------- ---------- Rounded $ .22 $ .16 ======== ========== Dilutive options and warrants outstanding 414,245 422,995 Less shares attributable to application of treasury stock method at average prices of $1.375 per share for the year ended June 30, 1995 and $1.549 for the nine months ended March 31, 1996 (369,454) (335,001)* -------- --------- Net incremental shares applicable to common stock equivalents 44,791 87,994 ======== ========= Earnings per common and common equivalent shares outstanding $ .199 $ .131 ======== ======== Rounded $ .20 $ .13 ======== ======== Fully Diluted: Dilutive options and warrants outstanding 414,245 422,995 Less shares applicable to application of treasury stock method at June 30, 1995 closing price of $1.75 per share and average price of $1.549 for the nine months ended March 31, 1996 (290,285) (335,001)* -------- --------- Net incremental shares applicable to common stock equivalents 123,960 87,994 ======== ======== Earnings per fully diluted common and common equivalent shares outstanding $ .165 $ .131 ======== ======== Rounded $ .17 $ .13 ======== ======== *The limitation on shares subject to the treasury stock method, pursuant to the provisions of Paragraph 38 of Accounting Principles Board Opinion Number 15, is not applicable because the result thereof is anti-dilutive.