Ackman promised Herbalife whistleblower $3.6M: ABC By: CNBC.com News April 22, 2014 at 17:16 PM EDT Hedge fund manager Bill Ackman promised to pay a disgruntled ex-Herbalife executive as much as $3.60 million over the next 10 years, a report said. Read More >> Related Stocks: Herbalife Ltd