Sources tell CNBC Carl Icahn may have been interested in unloading his Herbalife stock earlier in August, but for the right price.
Yellen and Fischer's comments at Jackson Hole leave markets right where they started the session.
Bill Ackman tells CNBC the past 12 months were the "worst period of performance" of his career, and the implosion of Valeant Pharmaceuticals was mostly to blame.
Bill Ackman tells CNBC he was approached indirectly by Carl Icahn to purchase a stake in Herbalife — his longtime short target.
Federal Reserve Vice Chairman Stanley Fischer tells CNBC the decision on whether to hike interest rates should be looking forward not backward.
But St. Louis Fed President James Bullard wouldn't be firm, saying he would like to raise rates on good economic news.
"I think the economy is on a good track," Cleveland Fed President Loretta Mester said, "the employment numbers show that."
CNBC's Robert Frank talks with tennis pro Rafael Nadal about cooking, and the current state of tennis.
Theresia Gouw, Aspect Ventures, talks about the growing demand for messaging app.
CNBC's Julia Boorstin reports on the big business of sponsored lens for Snapchatters.
Cleveland Fed President Loretta Mester, shares her thoughts on interest rates.
Cleveland Fed President Loretta Mester, shares her outlook on the economy. The economy is on a good track and we don't set policy data point by data point, says Mester.
CNBC's Rick Santelli breaks down the latest data on economic growth and trade balance.
"Trump Revealed" co-authors Marc Fisher and Michael Kranish talk about revelations in their new book about Donald Trump's life.
Herbalife shares slumped after Bill Ackman said he was approached to take a stake in the firm.
Bill Ackman, Pershing Square Capital, discusses his fund's performance and the general hedge fund environment.
It's interesting the board now knows that Carl Ichan in a seller, says Bill Ackman, Pershing Square Capital, adding that the company is under enormous scrutiny and must change its business.
I would spend $30 million to get Carl out, says Bill Ackman, Pershing Square Capital talking about being contacted to buy a block share of Herbalife. Carl Ichan is the last man standing, says Ackman.
A one-time rate hike would get the Fed out of the way, says Jason Trennert, Strategas, sharing his thoughts on Fed policy.
St. Louis Fed President James Bullard shares his thoughts on Fed policy and interest rates.
Get the best of CNBC in your inbox
Joe Kernen is co-anchor of "Squawk Box," CNBC's signature morning program.
Becky Quick is co-anchor of "Squawk Box" and also anchor of the nationally syndicated "On the Money."
Andrew Ross Sorkin is a co-anchor of "Squawk Box," a financial columnist for "The New York Times" and the editor-at-large of NYT's DealBook.