Bill Ackman, founder and chief executive officer at Pershing Square, denies manipulating the stock of Herbalife as he pursues allegations that the company is a pyramid scheme. He speaks on “Market Makers.”

Also see Bill Ackman on CNBC earlier today

Bill Ackman: Clearly I Have Not Done Market Manipulation

Bill Ackman: No One at Pershing Square Contacted by FBI

Bill Ackman, founder and chief executive officer at Pershing Square, talks with Stephanie Ruhle about allegations that his firm has been contacted by the Federal Bureau of Investigations about the potential manipulation of Herbalife stock. He speaks on “Market Makers.”

Ackman Says FBI Hasn’t Contacted Anyone at Pershing

Bill Ackman, chief executive officer of Pershing Square Capital Management LP, talks about reports the firm is being investigated by the government for potential manipulation of Herbalife Ltd. stock. Ackman speaking with Erik Schatzker and Stephanie Ruhle on Bloomberg Television’s “Market Makers,” says no one at Pershing has been contacted by the FBI. He said he’s aware that an outside contractor was contacted by authorities.

Bill Ackman: Why Herbalife Won’t Sue Pershing Square

Bill Ackman, founder and chief executive officer at Pershing Square, talks about allegations of market manipulation against Herbalife stock and why he hasn’t been sued over accusations that the company is a pyramid scheme. He speaks on “Market Makers.”

Bill Ackman