EXHIBIT 10.1 STOCK PURCHASE AGREEMENT STOCK PURCHASE AGREEMENT (this "Agreement"), dated as of October 22, 2001, by and between Plains Resources Inc., a Delaware corporation (the "Company"), and EnCap Investments, L.L.C., a Delaware liability company...Stock Purchase Agreement • December 7th, 2001 • Encap Investments LLC • Wholesale-petroleum & petroleum products (no bulk stations) • Texas
