A stronger dollar put pressure on oil early Friday morning, sending the commodity temporarily off record gains hit earlier in the week, and analysts are fearful price volatility such as this will be the theme of 2018.

The U.S. Attorney's Office in Manhattan 'has not made any claims or allegations against us or Mr. Icahn,' Icahn Enterprises LP said in a regulatory filing.

Activist investor Carl Icahn has stepped down from his informal advisory role on regulatory reform to President Donald Trump, he said on Friday.

Jim Cramer's take on stocks of interest to viewers includes positive comments on Berkshire Hathaway.

Best Buy's outstanding results show that investors are still getting it wrong and creating opportunities for others.

Sequoia Capital and Y Combinator have told startups that cutting costs is a priority.

Elon Musk will soon allow Dogecoin to purchase SpaceX merchandise.

The theme park company has opened Guardians of the Galaxy: Cosmic Rewind and not everyone is happy despite the ride getting wonderful reviews.

Aurora is slashing its production capacity as it builds a runway toward positive Ebitda a year from now.