THOMAS WEISEL PARTNERS GROUP, INC. Common Stock, par value $0.01 per share Form of Underwriting AgreementUnderwriting Agreement • May 9th, 2006 • Thomas Weisel Partners Group, Inc. • Security brokers, dealers & flotation companies • New York
Contract Type FiledMay 9th, 2006 Company Industry JurisdictionThomas Weisel Partners LLC Keefe, Bruyette & Woods, Inc. Fox-Pitt, Kelton Incorporated Sandler O’Neill & Partners, L.P. As representatives of the Underwriters named in Schedule I hereto, c/o Keefe, Bruyette & Woods, Inc. 787 Seventh Avenue, 5th Floor New York, NY 10019