Exhibit 2.1 STOCK PURCHASE AGREEMENT by and between ALLIANT TECHSYSTEMS INC.Stock Purchase Agreement • December 4th, 2001 • Alliant Techsystems Inc • Ordnance & accessories, (no vehicles/guided missiles) • Delaware
Contract Type FiledDecember 4th, 2001 Company Industry Jurisdiction
UNDERWRITING AGREEMENT ----------------------Underwriting Agreement • December 4th, 2001 • Alliant Techsystems Inc • Ordnance & accessories, (no vehicles/guided missiles) • New York
Contract Type FiledDecember 4th, 2001 Company Industry Jurisdiction