Herbalife Jumps 11%, Threatening Ackman’s Long-Term Short

Back when the Herbalife Ltd. (NYSE:HLF) fight was at its most public, Carl Icahn, who is long on the company, said that Bill Ackman would face the "mother of all short squeezes" on the equity. With stock in the company up by more than 11 percent at time of writing on Monday's market, Icahn might just be onto something.

Icahn made his comments about Herbalife Ltd. (NYSE:HLF) last January, before he had even disclosed a position in the multi-level marketing company.

Herbalife Ltd. (HLF) Rise In Shares

Since the start of the year, shares in Herbalife Ltd....