Sphere 3D Corp. Appoints Tiah Reppas as Chief Accounting Officer

Sphere 3D Corp. has appointed Tiah Reppas as its Chief Accounting Officer, effective December 17, 2025. This appointment amends and restates her previous offer letter. Ms. Reppas will receive an annual base salary of $280,000, with potential for an annual discretionary bonus of up to 60% of her base salary and additional restricted stock units based on performance thresholds. In the event of a significant corporate transaction, she is eligible for a one-time bonus of $75,000. Ms. Reppas has extensive experience in accounting and finance, including previous roles at Ra Medical Systems, Inc. and Deloitte & Touche LLP. The agreement also details provisions for termination, benefits, and confidentiality. Ms. Reppas was granted 500,000 restricted stock units, with vesting schedules outlined in the agreement. The company has also incorporated provisions related to Sarbanes-Oxley Act compliance and Section 409A of the Code.