NEW YORK (TheStreet) -- Norfolk Southern Corp. (NSC - Get Report) shares are rallying by 1.52% to $68.76 on Tuesday afternoon, ahead of the company's fourth quarter fiscal 2015 earnings results due out on Wednesday before the market opens. 

Wall Street is expecting the company to earn $1.24 a share on revenue of $2.57 billion.

During the same quarter last year, the company earned $1.64 a share on revenue of $2.87 billion.

Challenges in the fourth quarter include declining domestic coal shipments and adverse foreign currency movements.

Other factors likely to put pressure on the financial results are growing competition and tightening railroad regulations, according to Zacks Equity Research.

Overall, U.S. stocks were higher today, boosted by a rebound in oil futures and strong earnings. 

Separately, TheStreet Ratings currently has a Buy rating on the stock with a letter grade of B.  

The company's strengths can be seen in multiple areas, such as its largely solid financial position with reasonable debt levels by most measures and expanding profit margins.

Recently, TheStreet Ratings objectively rated this stock according to its "risk-adjusted" total return prospect over a 12-month investment horizon. Not based on the news in any given day, the rating may differ from Jim Cramer's view or that of this articles's author.

You can view the full analysis from the report here: NSC

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