Some shareholders of Verizon Communications say they could be happy for the company to pay up to $130 billion for Vodafone Group's stake in their U.S. wireless venture.

Reuters reported last week that Verizon had hired advisers to prepare a $100 billion cash-and-stock bid for Vodafone's 45 percent stake in Verizon Wireless, though several major Vodafone investors have said that figure is inadequate.