Avantor, Inc. 8-K

What Happened Avantor, Inc. (AVTR) filed an 8-K reporting that Executive Vice President and Chief Financial Officer R. Brent Jones notified the company on March 26, 2026 that he will resign to join a company outside the life sciences industry. A final departure date has not been set; Jones’ employment agreement requires 90 days’ notice unless the company waives that requirement. The company expects Senior Vice President and Chief Accounting Officer Steven Eck (age 50) to serve as interim CFO while it conducts a search for a permanent replacement. Avantor furnished a press release about the change on April 1, 2026.

Key Details

• Resignation notice: R. Brent Jones informed Avantor on March 26, 2026; 90-day notice required under his employment agreement unless waived.
• Interim appointment: Steven Eck will be interim CFO while continuing as Senior VP & Chief Accounting Officer and the company’s principal accounting officer.
• Interim compensation for Eck: $45,000 per month while serving as interim CFO plus a one-time restricted stock unit award valued at $250,000 that vests ratably over three years.
• Background: Eck joined Avantor in 2019, is a Certified Public Accountant, and previously held senior finance/accounting roles at CSS Industries, Fidelity National Information Services, Gardner Denver, and General Electric.

Why It Matters A CFO transition is material for investors because it affects leadership of financial reporting, budgeting, and investor communications during the search for a permanent CFO. The company has an internal interim in place (minimizing immediate disruption) and disclosed the additional interim pay and RSU award, which represent a modest near-term incremental cost. Avantor’s timely public disclosure (8-K and press release) provides transparency on timing, succession plans, and compensation for the interim period.