An underwriting agreement is a foundational legal document in the world of finance and insurance. While the term is most commonly associated with securities offerings—where investment banks purchase shares from a company and resell them to the public—it also plays a critical role in the insurance industry, where it defines the authority of underwriting managers to accept risks on behalf of insurers .
Whether you are a corporate executive taking your company public, an investor, or an insurance professional, understanding the mechanics of this agreement is essential. This guide breaks down the purpose, key provisions, and critical legal nuances of underwriting agreements across both sectors.
What Is an Underwriting Agreement?
At its core, an underwriting agreement is a contract between the issuer of securities (or an insurer) and the underwriter (an investment bank or an underwriting manager). It establishes the terms under which the underwriter will purchase and resell securities or accept insurance risks .
The Core Concept: Risk Transfer
The defining feature of an underwriting agreement is the assumption of risk.
- In Securities: The investment bank (underwriter) buys the new stock or bonds from the company, guaranteeing the issuer a specific amount of money. The underwriter then assumes the risk that they cannot resell the shares to the public at a higher price .
- In Insurance: An underwriting manager agrees to bind coverage on behalf of an insurer. If they accept a risk that violates the guidelines, the underwriting manager may be held liable for the resulting losses .