Variety website quoted a source as saying no official announcement of the decision was planned.
The reported split follows decades of sexual abuse allegations brought against the 52-year-old Grammy-winning artist, all of which he denies.
The allegations were the subject of a documentary, Surviving R Kelly, released earlier this month.
The six-part documentary focuses on the women who have accused the singer of sexual misconduct over the years.
It also details the relationship in 1994 between the late singer Aaliyah and R Kelly, who married him when she was 15 and he was 27.
Despite being one of the most successful R&B artists in history, Kelly has been plagued by accusations of sexual misconduct since the 1990s.
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