EX-99.10 3 y55207ex99-10.txt JOINT FILING AGREEMENT CUSIP No. 855546107 EXHIBIT 10 EXHIBIT 10 JOINT FILING AGREEMENT The undersigned reporting persons hereby agree that the statements filed pursuant to this Amendment No. 1 to the Schedule 13D, to which this Agreement is filed as an exhibit, are filed on behalf of each of them. Date: November 19, 2001 J.P. MORGAN PARTNERS (SBIC), LLC By: /s/ Jeffrey C. Walker ---------------------------------------- Name: Jeffrey C. Walker Title: President Date: November 19, 2001 J.P. MORGAN PARTNERS (BHCA), L.P. By: JPMP MASTER FUND MANAGER, L.P., ITS GENERAL PARTNER By: JPMP CAPITAL CORP., ITS GENERAL PARTNER By: /s/ Jeffrey C. Walker ---------------------------------------- Name: Jeffrey C. Walker Title: President Date: November 19, 2001 QUETZAL/J.P. MORGAN PARTNERS, L.P. By: Quetzal/J.P. Morgan Partners (GP), LLC, its General Partner By: /s/ Lauren M. Tyler ---------------------------------------- Name: Lauren M. Tyler Title: Managing Member