Giorgio Stock, president of WarnerMedia Entertainment network and sales for EMEA and APAC is leaving the company, less than a year into the role.

Chief revenue officer Gerhard Zeiler will take on the job, on an interim basis, as the company hunts for a replacement.

Stock took on the role, that he’s leaving in August 2019. He was responsible for all entertainment networks, including kidsnets, distribution of the networks and advertising in the region. He joined Turner in 2013 as president, and oversaw CN, Boomerang and streaming platform Toonix in EMEA. Stock officially departs June 30.

The exec ranks at WarnerMedia have been in a state of flux following the merger between AT&T and Time Warner.

Most recently, Tom Ascheim took over the president of global kids, young adults and classics position. While the position is new, it fills the responsibilities previously covered by Kevin Tsujihara, then-CEO who covered kids and YA as part of his remit, and who stepped down in 2019 amid sexual misconduct allegations. Shortly after Tsujihara’s departure, Ann Sarnoff took over as CEO of Warner Bros. In November, Christina Miller, then-president of CN, Adult Swim, Boomerang and TCM, also stepped down, following a 15-year stint at the media co.