0001193125-13-265920 Sample Contracts

PAIN THERAPEUTICS, INC. and COMPUTERSHARE SHAREOWNER SERVICES LLC AMENDED AND RESTATED PREFERRED STOCK RIGHTS AGREEMENT Dated as of June 20, 2013

Preferred Stock Rights Agreement • June 20th, 2013 • Pain Therapeutics Inc • Pharmaceutical preparations • Delaware

• Contract Type
  Preferred Stock Rights Agreement
• Filed
  June 20th, 2013
• Company
  Pain Therapeutics Inc
• Industry
  Pharmaceutical preparations
• Jurisdiction
  Delaware

This Amended and Restated Preferred Stock Rights Agreement (the “Agreement”) is dated as of June 20, 2013, between Pain Therapeutics, Inc., a Delaware corporation, (the “Company”), and Computershare Shareowner Services LLC (f/k/a Mellon Investor Services LLC) (the “Rights Agent”).