Bill Ackman buys 3 million shares of Netflix after recent sell-off, becomes a top 20 shareholder

Bill Ackman, founder and CEO of Pershing Square Capital Management.
Adam Jeffery | CNBC

Pershing Square's Bill Ackman revealed Wednesday evening that he purchased more than 3.1 million shares of Netflix following a steep sell-off in the streaming giant, making him a top-20 shareholder.