Is there another shakeup imminent at CNBC? Since the economy has been on the rocks, NBC Universal's financial network has been in the spotlight - political tug-of-war and all. This time, another one of the network's star on-air personalities, Jeff Macke, could be out.

Macke had been a cynical, sometimes conservative voice on CNBC's "Fast Money" and in other CNBC and MSNBC appearances, often pointing out flaws in the Democrat-controlled political culture in Washington, D.C. Now, he could be following the same path his former colleague Dylan Ratigan, who left CNBC's "Fast Money" in March.

Jon Najarian, a CNBC contributor and co-founder of OptionMONSTER.com predicted as much in a May 21 post on his Twitter site.

"It does also seem ...