KEY POINTS
  • Disney is seen likely to raise its offer with cash to win the bidding, sources tell CNBC.
  • Last week, Comcast launched a $65 billion cash offer for the Fox assets, outbidding Disney.

Disney is expected to add cash to its bid for Twenty-First Century Fox assets, sources tell CNBC.

The sources spoke days after CNBC parent Comcast launched a $65 billion cash bid for the assets, which include Fox's movie studios, networks National Geographic and FX, Star TV, stakes in Sky, Endemol Shine Group and Hulu as well as regional sports networks. Comcast's bid was a 19 percent premium to Disney's offer.