UNDERWRITING AGREEMENT ZS PHARMA, INC. [ ] Shares of Common Stock Underwriting AgreementUnderwriting Agreement • March 24th, 2015 • ZS Pharma, Inc. • Pharmaceutical preparations • New York
ZS Pharma, 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 representatives (the “Representatives”), an aggregate of [ ] shares of common stock, par value $0.001 per share (the “Common Stock”), of the Company proposes to sell to the several Underwriters an aggregate of [ ] shares of Common Stock of the Company (collectively, the “Underwritten Shares”). In addition, the Selling Stockholder named in Schedule 2 hereto proposes to sell, at the option of the Underwriters, up to an additional [ ] 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”.
