Certain Common Stock of Allegro MicroSystems, Inc. are subject to a Lock-Up Agreement Ending on 5-AUG-2021. These Common Stock will be under lockup for 181 days starting from 5-FEB-2021 to 5-AUG-2021.

Details:
Officers and directors, and holders of substantially all of the company's common stock and securities convertible into or exchangeable for the company's common stock agreed with the representatives of the underwriters, subject to certain exceptions, not to offer, sell, contract to sell, pledge, grant any option to purchase, lend or otherwise dispose of, or publicly disclose the intention to make any offer, sale, pledge or disposition of any shares of our common stock, or any options or warrants to purchase any shares of our common stock, or any securities convertible into, exchangeable for, or that represent the right to receive, shares of our common stock, engage in any hedging or other transaction or arrangement (including, without limitation, any short sale or the purchase or sale of, or entry into, any put or call operation, or combination thereof, forward, swap or other derivative transaction or instrument) which is designed to or which could reasonably be expected to lead to or result in a sale, loan, pledge or other disposition or transfer of all or a portion of the economic consequences of ownership of our common stock or any securities convertible into or exercisable or exchangeable for shares of our common stock during the period from October 28, 2020, the date of the final prospectus relating to the company's IPO, continuing through the date 180 days after such date, except with the prior written consent of Barclays Capital Inc., Credit Suisse Securities (USA) LLC and Wells Fargo Securities, LLC.