Certain Common Stock of Impel NeuroPharma, Inc. are subject to a Lock-Up Agreement Ending on 20-OCT-2021. These Common Stock will be under lockup for 181 days starting from 22-APR-2021 to 20-OCT-2021. Details: All of the company's directors and officers and substantially all of the security holders are, or will be, subject to lock-up agreements or market standoff provisions that prohibit them from offering for sale, selling, contracting to sell, granting any option for the sale of, transferring or otherwise disposing of any shares of common stock, options or warrants to acquire shares of our common stock or any security or instrument related to common stock, or entering into any swap, hedge or other arrangement that transfers any of the economic consequences of ownership of common stock, for a period of 180 days following the date of this prospectus without the prior written consent of Cowen and Company, LLC and Guggenheim Securities, LLC, subject to certain exceptions.