
The SPDR S&P 500 (NYSE:SPY) officially entered bear market territory this week after falling more than 20% from the highs. As analysts begin to revise earnings estimates for the coming quarters, one investor says sentiment has become too negative.
What Happened "Shark Tank" investor and O'Shares ETFs chairman Kevin O'Leary sent a message to the bears Wednesday on CNBC's "Fast Money Halftime Report."