Photo: Gregg DeGuire/Getty; Amy Sussman/Getty

Brad Pitt, winner Outstanding Performance by a Male Actor in a Supporting Role for ‘Once Upon a Time in Hollywood,’ poses in the press room during the 26th Annual Screen Actors Guild Awards at The Shrine Auditorium on January 19, 2020 in Los Angeles, California. 721430 (Photo by Gregg DeGuire/Getty Images for Turner); Emily Ratajkowski attends the Fanatics Super Bowl Party at 3Labs on February 12, 2022 in Culver City, California. (Photo by Amy Sussman/Getty Images)

Brad PittandEmily Ratajkowskiare hanging out, a source tells PEOPLE.

The source says that theBullet Trainactor, 58, and the model, 31, “are spending a lot of time together.” However, they add that “friends aren’t sure if it’s serious,” and the two don’t “appear to be ‘dating’ formally.”

A rep for Ratajkowski did not immediately respond to PEOPLE’s request for comment.

The outlet reported the filing was contested, meaning the terms of the divorce have not been resolved between the spouses.

Emily Ratajkowski with her husband Sebastian Bear-McClard.Emma McIntyre /VF20/WireImage

Emily Ratajkowski and Sebastian Bear-McClard

In July, a source close to Ratajkowski confirmed to PEOPLE thatthe couple had broken up.

“They split recently. It was Em’s decision. She is doing okay. She is strong and focused on her son. She loves being a mom,” the insider told PEOPLE at the time.

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AsPage Six first reported, speculation about a possible separation began in July after the model was seen running errands without her wedding ring. She also was not wearing it in her Instagram photos this summer.

The duo wasfirst romantically linkedin 2018 after they were spotted showing PDA on Valentine’s Day. After dating for only a few weeks, Ratajkowski and Bear-McClard tied the knot in asurprise ceremonyat N.Y.C.’s City Hall that same month.

RELATED VIDEO: Emily Ratajkowski and Sebastian Bear-McClard Split After 4 Years of Marriage: Source

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As for Pitt, a source close to the star previously told PEOPLE he is"living his best life"despite ongoing legal disputes with exAngelina Jolie.

“Brad has dinner with his younger kids when they are all in L.A. Since the kids are older now, they have their own life and friends. Brad still has a pretty good relationship with them,” the source said in July.

“Brad has his movies, he has Miraval and he has these other [passions],” said the source. “He loves architecture, he loves creativity. He’s living his best life under the circumstances.”

source: people.com