Rivian CFO Resigns as R2 Production Scales

Rivian CFO Claire McDonough will resign at the end of October 2026, per an August 27 SEC filing. VP of Finance Derek Mulvey steps in as interim CFO. The leadership change arrives as Rivian ramps production of its R2 SUV, which began shipping to customers in summer 2026. No timeline for a permanent replacement has been disclosed.