The deal is the largest oil and gas acquisition in the United States since oil prices crashed in November 2014.
Some of the names on the move ahead of the open.
Noble Energy said on Monday it would buy Clayton Williams Energy for about $2.7 billion in a cash-and-stock deal.
Marc Harris, RBC Capital Markets global head of research, gives his best picks for next year across various sectors.
An oil move from "$50 to $60 is very dramatic" for one set of companies, says Paul Sankey, senior oil and gas analyst at Wolfe Research.
Gulf oil and gas companies could get some relief from a more industry-friendly White House, according to an energy consulting firm.
U.S. equities fell as recent election news and a Fed meeting sent jitters through the market.
U.S. stock index futures pointed to a flat to slightly higher open, as investors prepared for further earnings and more election news.
The Dow and S&P extended their slide to three months, while the Nasdaq snapped a three-month winning streak.
The presidential election's final days could present new headwinds for markets and overshadow the Fed meeting and the October jobs report.
Energy stocks with Colorado oil and gas exposure are rallying following news anti-frackers failed in a ballot effort.
Energy firms are spending big money to defeat two proposed ballot measures in Colorado, and proponents face a key Monday deadline
Stewart Glickman, S&P Global Market Intelligence Oil Analyst & Senior Associate Director, discusses his views on the oil market and some names in the space.
The FMHR traders take their positions on four stocks making news today, including Noble Energy and Western Digital.
Karen Firestone, Aureus Asset Management Chairman & CEO, talks about her top value picks with the "FMHR" traders.
CNBC's Morgan Brennan reports on energy companies who have reduced or suspended their dividend payouts even as oil rallies.
After oil extended its climb, traders debated whether some energy companies could get by with the commodity at current levels.
The "Fast Money" traders give you 8 trades in oil if it stays at $40
With bond yields falling across the globe, investors may be tempted to seek yield in high-dividend stocks. Better careful. Here's why.
Energy companies are coming down to the last dollars in their wallets, a CNBC analysis found.