shares of union pacific corp unp were little changed in premarket trading thursday after the railroad operator reported fourthquarter profit and revenue that rose above expectations as higher fuel surcharges a positive business mix and price increases helped offset lower volumes as a result of supply chain challenges net income increased to 171 billion or 266 a share from 138 billion or 205 a share in the yearago period beating the factset consensus for earnings per share of 261 total revenue grew 115 to 573 billion above the factset consensus of 560 billion with freight revenue rising 103 to 530 billion revenue growth outpaced the 50 rise in operating expenses to 329 billion which included a 48 rise in compensation and benefits expense to 107 billion quarterly workforce productivity improved 1 to 1046 car miles per employee while the reportable personal injury rate deteriorated to 098 per 200000 employee hours in 2021 from 090 in 2020 separately the company said it repurchased 14 billion worth of its stock during the quarter the stock has gained 50 over the past three months through wednesday while the dow jones transportation average djt has edged up 08 and the dow jones industrial average djia has slipped 16