Exhibit 4 Stock Purchase Agreement Sample Contracts

STOCK PURCHASE AGREEMENT

Exhibit 4 Stock Purchase Agreement • September 11th, 2001 • Micron Technology Foundation Inc • Idaho

• Contract Type
  Exhibit 4 Stock Purchase Agreement
• Filed
  September 11th, 2001
• Company
  Micron Technology Foundation Inc
• Jurisdiction
  Idaho

This Agreement is made as of this 30th day of August, 2001 ("Effective Date") by and between Micron Technology, Inc., ("Seller") and Micron Semiconductor Products, Inc. ("Purchaser").

EXHIBIT 4 STOCK PURCHASE AGREEMENT THIS AGREEMENT is made and entered into as of the 30th day of April, 1997, by and among National Environmental Service Co., an Oklahoma Corporation (the "Company") whose principal offices are located at 12331 East...

Exhibit 4 Stock Purchase Agreement • August 8th, 1997 • National Environmental Service Co • Hazardous waste management • Oklahoma

• Contract Type
  Exhibit 4 Stock Purchase Agreement
• Filed
  August 8th, 1997
• Company
  National Environmental Service Co
• Industry
  Hazardous waste management
• Jurisdiction
  Oklahoma

Contract

Exhibit 4 Stock Purchase Agreement • February 23rd, 2012 • Glaxosmithkline PLC • Pharmaceutical preparations • California

• Contract Type
  Exhibit 4 Stock Purchase Agreement
• Filed
  February 23rd, 2012
• Company
  Glaxosmithkline PLC
• Industry
  Pharmaceutical preparations
• Jurisdiction
  California

This Stock Purchase Agreement (the “Agreement”) is made and entered into as of February 8, 2012, by and between ChemoCentryx, Inc., a Delaware corporation (the “Company”), and Glaxo Group Limited, a limited liability company organized under the laws of England doing business as GlaxoSmithKline (“GSK”).