0001104659-06-036207 Sample Contracts

ARCH CAPITAL GROUP LTD. (a Bermuda limited company) 5,000,000 Shares 7.875% Non-Cumulative Preferred Shares, Series B PURCHASE AGREEMENT Dated: as of May 17, 2006

Purchase Agreement • May 19th, 2006 • Arch Capital Group Ltd. • Fire, marine & casualty insurance • New York

• Contract Type
  Purchase Agreement
• Filed
  May 19th, 2006
• Company
  Arch Capital Group Ltd.
• Industry
  Fire, marine & casualty insurance
• Jurisdiction
  New York

Merrill Lynch & Co. Merrill Lynch, Pierce, Fenner & Smith Incorporated as Representative of the several Underwriters c/o Merrill Lynch & Co. Merrill Lynch, Pierce, Fenner & Smith Incorporated 4 World Financial Center New York, New York 10080