October 4, 2024 Patricia Trompeter Chief Executive Officer Sphere 3D Corp. 243 Tresser Blvd, 17th Floor Stamford, CT 06901 Re: Sphere 3D Corp. Form 10-K for the Fiscal Year Ended December 31, 2022 Form 10-K for the Fiscal Year Ended December 31, 2023 File No. 001-36532 Dear Patricia Trompeter: We have completed our review of your filings. 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. Sincerely, Division of Corporation Finance Office of Crypto Assets