4,000,000 Shares GLOBAL BLOOD THERAPEUTICS, INC. Common Stock UNDERWRITING AGREEMENTUnderwriting Agreement • March 12th, 2018 • Global Blood Therapeutics, Inc. • Pharmaceutical preparations • New York
Global Blood Therapeutics, Inc., a Delaware corporation (the “Company”), proposes to issue and sell to the several underwriters listed in Schedule 1 hereto (the “Underwriters”), for whom you are acting as representative (the “Representative”), an aggregate of 4,000,000 shares of Common Stock, par value $0.001 per share (the “Common Stock”), of the Company (the “Underwritten Shares”) and, at the option of the Underwriters, up to an additional 600,000 shares of Common Stock of the Company (the “Option Shares”). The Underwritten Shares and the Option Shares are herein referred to as the “Shares”. The shares of Common Stock of the Company to be outstanding after giving effect to the sale of the Shares are referred to herein as the “Stock”.
