The cable company, and owner of CNBC-parent NBCUniversal, is planning to make a $60 billion, all-cash offer in mid-June for some of Fox's assets, sources have said. An earlier bid was rebuffed in lieu of a potential deal with Disney.
A regulatory filing last month showed Fox initially chose Disney over Comcast in part over fear of regulatory challenges. Comcast's proposed break-up fee would be payable if the deal runs into regulatory trouble.
Comcast declined CNBC's request for comment about the FT report.
Read the full FT report here.
Disclosure: Comcast is the owner of NBCUniversal, parent company of CNBC and CNBC.com.