Meredith Whitney has told CNBC that she is leaving Oppenheimer to start her own firm, the Meredith Whitney Advisory Group. (See video of Maria's report here.)
A high-profile analyst covering the banking sector, Whitney is known for making some hard-hitting calls on the sector's health and exposure in the ongoing financial crisis.
The analyst will be leaving the firm after Wednesday.
Whitney plans to launch the new group in early March as a research firm and eventually branch into investment banking.
Oppenheimer is a subsidiary of Oppenheimer Holding .