United States securities and exchange commission logo August 15, 2023 Ramy Mahmoud Chief Executive Officer OptiNose, Inc. 1020 Stony Hill Road, Suite 300 Yardley, PA 19067 Re: OptiNose, Inc. Registration Statement on Form S-3 Filed August 10, 2023 File No. 333-273873 Dear Ramy Mahmoud: This is to advise you that we have not reviewed and will not review your registration statement. Please refer to Rules 460 and 461 regarding requests for acceleration. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Please contact Jason Drory at 202-551-8342 with any questions. Sincerely, Division of Corporation Finance Office of Life Sciences cc: Stephen Nicolai