Business Context and Reporting Period
This Form 8-K Current Report was filed by Coherus Oncology, Inc. (CHRS) on June 12, 2026. The filing addresses a change in the Company's independent registered public accounting firm.
Key Financial Metrics
This filing does not contain revenue, profit, cash flow, margin, debt, or liquidity metrics. It is a disclosure regarding corporate governance and audit oversight rather than financial performance.
Material Changes
- Dismissal of Auditor: On June 12, 2026, the Audit Committee dismissed Ernst & Young LLP (EY) as the independent registered public accounting firm, effective immediately.
- Appointment of New Auditor: On June 12, 2026, the Audit Committee appointed PricewaterhouseCoopers LLP (PwC) as the new independent registered public accounting firm for the fiscal year ending December 31, 2026, subject to standard client acceptance procedures.
- Audit History: EY's reports for fiscal years 2024 and 2025 contained no adverse opinions, disclaimers, or qualifications. There were no disagreements with EY regarding accounting principles or auditing scope during the relevant periods.
- Internal Controls: A material weakness in internal control over financial reporting related to inventory account reconciliations was reported in the 2024 10-K. Management concluded in the 2025 10-K that this weakness had been remediated and controls were effective.
Guidance, Outlook, and Risks
The filing contains no financial guidance, outlook, or management commentary on business operations. The primary risk disclosed is the transition of the external audit function. The Company confirmed no consultations with PwC regarding accounting matters or reportable events prior to their appointment.
Investor Verification Checklist
- Verify the reasons for the auditor change by reviewing the accompanying letter from EY (Exhibit 16.1).
- Confirm the status of the remediation of the previously disclosed material weakness in internal controls.
- Monitor the Company's next quarterly or annual filing to ensure PwC has completed standard client acceptance procedures and is formally engaged.
- Review the 2025 Annual Report (Form 10-K) for the most recent audited financial statements prepared by EY.