The Shiller CAPE market valuation ratio is now over 27, which is near the level before the market crash in 1929.
Icahn has been a sharp critic of the EPA in the past. He said the agency is one of the worst-run organizations he's ever seen.
Citron Research's Thursday afternoon tweet sent shares of Express Scripts tanking, and someone appeared ideally positioned for the move.
Too many investors appear to view dividends as free money, according to provocative new research by two professors of finance.
These are stocks posting moves after the bell on Thursday, including: Insys Therapeutics, Lionsgate Entertainment, Time, Inc. and more.
The incoming administration says it wants to save jobs by dismantling environmental rules, but it would forfeit others in the process.
Donald Trump outlined his plan for how he would handle the "illegal monopoly" known as OPEC to Jim Cramer.
Jim Cramer highlights the economy’s historic movement since the election.
Most Asia markets opened higher on Friday, tracking the post-election rally in U.S. stocks, but South Korean shares fell amid political turmoil.
The attempted hack into Georgia's voter registration database was tied to an IP address associated with Homeland Security, The Wall Street Journal reports.
Grocery shopping is streamlined with an innovative mobile app, saving customers time and also money
Jim Cramer spoke with MGM CEO Jim Murren who said he is still optimistic for Macau, though ATM limits will impact some revenue.
Earlier Thursday, Left's Citron Research called Express Scripts the "Philidor of the pharma industry."
Here's what CNBC's Michael Santoli is watching into the closing bell.
Fracking pioneer Harold Hamm praised Donald Trump for picking Hamm's longtime ally Scott Pruitt to lead the EPA.
Airlines would be required to provide notice to travelers that their flights may be disturbed by passengers making phone calls.
In Trump, you may not like the messenger, but you should love the message, says trader Jack Bouroudjian.
In a 2009 New York Times op-ed, author Tom Wolfe called Glenn the "last true national hero America has ever had."
While some may be concerned the market is moving too high too fast, veteran strategist Jeff Saut told CNBC on Thursday he would still buy any dips.