Leon Cooperman says Apple, Tesla splits don't create value and calls Robinhood traders 'nuts'

Leon Cooperman at Delivering Alpha, September 19, 2019.
Adam Jeffery | CNBC

(This story is for CNBC Pro subscribers only). 

Wall Street veteran Leon Cooperman told CNBC on Monday that the wild trading in certain stocks in recent months is a warning sign for the stock market. 

The CEO and chairman of Omega Family Office said on "Squawk Box" that he sees signs that the market is nearing a top and that the day-trading surge on apps like Robinhood was a "nuts market."