EXHIBIT 2 STOCK PURCHASE AGREEMENT THIS AGREEMENT is made as of August 1, 1998 between Chakravarthi V. Ravi (the "Holder") and Warburg, Pincus Investors, L.P. (the "Purchaser"). The parties agree as follows: 1. Sale of Stock. The Holder hereby agrees...Stock Purchase Agreement • September 14th, 1998 • Warburg Pincus Investors Lp • California
