Watch Ed Yardeni explain why the stock market may have already hit the bottom

(This story is for CNBC Pro subscribers only).

Monday's sell-off may have marked the bottom of this bear market, Ed Yardeni of Yardeni Research said Wednesday.

The veteran market strategist said on CNBC's "Halftime Report" that, based on discussions with some of his most experience clients, he thought there was demand for stocks.