A teaser video released by GMA Public Affairs on Wednesday hints Araullo's official transfer.
The short video clip shows a guy with obvious resemblance to Atom driving his way to GMA headquarter.
The revelation is set to happen on Thursday, September 21 on '@4 Oras.'
Araullo's announcement last week about his exit to ABS-CBN surprised his followers.
“Although I am taking a new path, I have nothing but respect and gratitude for the company that helped me become the journalist I am today,” he said.
“To all the hardworking men and women of ABS-CBN, thank you very much,” he added.
Pictures of him in GMA Network Center Lobby surfaced the internet after his departure from ABS-CBN.
However, did you know that Atom actually started his career with GMA-7?
He started his hosting career in educational kiddie program 5 and Up.
He focused on his studies after 5 and Up and was not seen on TV for a while.
He returned as a reporter in 24 Oras and even had his own segment called 'ATOMic Sports' in March 2004.
He then transferred to Studio 23 and was a junior host of Breakfast Supersize.
After Breakfast, Atom would do several shows for ABS-CBN mainly Basta Sports and KNN: Kabataan News Network.
It was 2009 when Atom joined Umagang Kay Ganda.
He had also been part of V Patrol and Bandila.
Early this year, Atom also ventured into acting when he started shooting for his debut film titled Citizen Jake.
Aside from this being his acting debut, Atom also co-wrote the script.