CNBC President and Chief Executive Mark Hoffman announced Bartiromo's departure in a memo to employees on Monday and said she will leave the company when her contract expires on November 24.
The US credit downgrade has sent global equity markets in a downslide. In an interview with Maria Bartiromo, Deven Sharma, President of Standard & Poor's said that the decision was made mainly because of the rising debt levels and the process of resolving things.