Earnings Report

CSX, the third-largest U.S. railroad operator, reported a 6 percent fall in fourth-quarter revenue from the year earlier quarter, when it had an extra fiscal week.

UnitedHealth Group's earnings more than doubled in the final quarter of 2017, and the nation's largest insurer hiked its forecast for the new year due in part to a gain from the federal tax overhaul.

Citigroup reported an $18.3 billion loss in the fourth quarter on Tuesday — effectively wiping out the company’s full-year 2017 profit — as the financial conglomerate had to take more than $20 billion in accounting write-downs related to the new tax law.

Citigroup Inc on Tuesday posted an $18.3 billion quarterly net loss on one-time tax charges, but said adjusted income rose 4 percent from a year earlier as consumer businesses made up for lower revenue from bond and currency trading.

General Motors Co said on Tuesday that it expects 2017 full-year earnings per share to hit the high end of its forecast.

Citigroup lost $18.3 billion in the fourth quarter as the bank had to take more than $20 billion in accounting write-downs related to the new tax law.

UnitedHealth Group, the largest U.S. health insurer, reported quarterly profit on Tuesday that more than doubled from a year earlier, driven by a one-time tax benefit.

BP's fourth-quarter profits will take a hit from a multibillion-dollar charge related to the company's fatal blowout in the Gulf of Mexico eight years ago.

Asian stock markets were mostly higher on Monday after Wall Street's strong finish last week.

Major business and economic events scheduled for Tuesday: UnitedHealth Group Inc. reports quarterly financial results before the market opens.

A look at some of the key business events and economic indicators upcoming this week: HEALTHY RUN Wall Street expects the nation's largest health insurer capped 2017 with another strong quarter.

Wells Fargo & Co is not certain it has fully uncovered and fixed all problems related to a long-running sales scandal that has hurt the bank's reputation and sideswiped its efforts to cut costs, Chief Executive Tim Sloan said on Friday.

Nevada's largest casinos turned a profit for the second fiscal year in a row and finally broke the revenue record set in 2007 before the recession affected the operators' books, according to a state report released Friday.

Two of the nation's biggest banks — JPMorgan Chase and Wells Fargo — indicated Friday that they expect to see significant future benefits from the recently enacted GOP tax bill, through both lower taxes and increased business.

BlackRock Inc charged past a record $6 trillion in assets, its profit beating Wall Street forecasts, as investors flooded into the relatively low-cost funds of the world's largest asset manager.

Wells Fargo says its fourth-quarter earnings rose 17 percent from a year ago, as the consumer banking giant benefited from the recently passed GOP tax bill, but incurred additional costs related to improper sales practices and other matters.

Wells Fargo & Co posted an 18 percent rise in fourth-quarter profit, driven by a one-time tax benefit related to President Donald Trump's new tax laws.