One of them added that between ten and 15 large banks showed interest.
Mubadala declined to respond to Reuters' inquiry about the talks.
The Mubadala website said that the company, which owns $ 229 billion in managed assets, had $ 1.5 billion of ten-year notes maturing in November. Abu Dhabi, Qatar and Saudi Arabia combined $ 24 billion last month to boost their financial resources amid low oil prices and general isolation measures that could lead to a deep recession across the region. >