Exhibit 11 STERICYCLE, INC. AND SUBSIDIARIES STATEMENT RE: COMPUTATION OF PER SHARE EARNINGS (UNAUDITED) For the three For the nine months ended months ended September 30, September 30, ----------------------- ----------------------- 1995 1996 1995 1996 --------- --------- --------- --------- Weighted average common shares outstanding 5,605,495 7,668,295 5,605,495 6,663,738 Assumed conversion of Safeway note 98,001 98,001 98,001 98,001 Common stock equivalents pursuant to SAB No. 83: Net effect of stock options and warrants issued within one year of initial filing (June 11, 1996) - based on the treasury stock method 1,271,324 436,259 1,271,324 640,177 --------- --------- --------- --------- Total 6,974,820 8,202,555 6,974,820 7,401,916 --------- --------- --------- --------- --------- --------- --------- --------- Net loss ($874) ($486) ($3,750) ($1,580) --------- --------- --------- --------- --------- --------- --------- --------- Per share amount ($0.13) ($0.06) ($0.54) ($0.21) --------- --------- --------- --------- --------- --------- --------- ---------