0001437749-12-006541 Sample Contracts

FIRSTBANK CORPORATION (a Michigan corporation) 33,000 Shares of Fixed Rate Cumulative Perpetual Preferred Stock, Series A Preferred Stock UNDERWRITING AGREEMENT

Underwriting Agreement • June 29th, 2012 • Firstbank Corp • State commercial banks • New York

• Contract Type
  Underwriting Agreement
• Filed
  June 29th, 2012
• Company
  Firstbank Corp
• Industry
  State commercial banks
• Jurisdiction
  New York

FIRSTBANK CORPORATION Alma, Michigan 48801-1029

Securities Purchase Agreement • June 29th, 2012 • Firstbank Corp • State commercial banks • New York

• Contract Type
  Securities Purchase Agreement
• Filed
  June 29th, 2012
• Company
  Firstbank Corp
• Industry
  State commercial banks
• Jurisdiction
  New York

Reference is made to that certain Letter Agreement incorporating the Securities Purchase Agreement – Standard Terms (the “Securities Purchase Agreement”) between the United States Department of the Treasury (“Treasury”) and Firstbank Corporation (the “Company”). Pursuant to the Securities Purchase Agreement, at the Closing, the Company issued to Treasury shares of its preferred stock (the “Preferred Shares”) and a warrant to purchase its common stock (the “Warrant”). This letter agreement is being delivered in connection with the sale by Treasury of the Preferred Shares (the “Sale”).