Check out the companies making headlines after the bell Monday: Express Scripts, Sanmina, Canadian National Railway and more.
Shares of the company were halted over eight times on Monday amid earlier claims that Chesapeake had hired restructuring attorneys.
"Halftime Report" trader Jon Najarian bought shares of Noble Energy after spotting unusual activity in the options market.
"We think we're close to a bottom in the oil field services cycle," Kurt Hallead of RBC Capital Markets said.
Company CFOs are in "panic mode," according to the head of a firm that helps companies manage currency risk. Here's how to trade it.
Some of the names on the move ahead of the open.
Are you ready skeedaddy???!!! It's time for the Lightning Round. Cramer makes the call on viewer favorites.
Energy stocks eventually will go up unless the global economy collapses. But keep it simple. Don't overthink your basis for a rebound bet.
Take a look at some of Tuesday's after-hours buzz: Apple, Cliffs & more
Some of Monday midday movers:
Some of Tuesday's midday movers:
Some of Friday's midday movers:
Stocks declined on Wednesday, furthering the week's losses, as crude fell as OPEC cut its demand outlook for 2015.
The OnCue Express in Oklahoma City dropped its gas price by 12 cents to $1.99 per gallon, making it the cheapest station in the country.
Take a look at some of Wednesday's midday movers:
Plunging oil prices sparked a drop of almost 40 percent in new well permits issued across the U.S. in November.
Oil producer and driller stocks are falling after oil's dip, but other energy companies are also seeing their stocks drop.
Take a look at some of Thursday's midday movers:
Stocks rose on Thursday, with benchmarks not far from all-time highs.
Stocks are up despite weak market internals. Much of the Dow's gain is due to Visa and utilities are leading the S&P 500.