Chipotle Mexican Grill (NYSE:CMG) has expedited its CFO transition following the exit of CEO Brian Niccol for Starbucks (NASDAQ:SBUX), the burrito chain announced on Wednesday. What Happened: Adam Rymer will now take over as finance chief on Oct. 1, instead of January as initially planned. This decision comes after Niccol’s announcement to join Starbucks as CEO on Sept. 9. Rymer was promoted to the role in July, succeeding longtime CFO Jack Hartung. Hartung, who had intended to retire, will now serve as Chipotle’s president and chief strategy officer, also effective Oct. 1. He will support int…
