Shares of railroads and shippers fluctuated amid a jittery broader market Thursday, as oil soared to a record above $146 per barrel in the last day of trading before the July Fourth holiday.

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Shares of railroads and shippers fell sharply in early trading Tuesday as the price of oil crept near $143 per barrel, after hitting the threshold for the first time Monday.

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Shares of General Electric Co. posted some of the steepest declines among industrial companies in the S&P 500 during the second quarter, as the overall sector was hurt by rising gas prices and a weak U.S. economy.

Package delivery company United Parcel Service Inc. spent nearly $1.3 million in the first quarter lobbying on a raft of transportation rules and regulations, according to a disclosure report.

Shares of railroads and shippers rose in early trading Monday, as oil topped $143 per barrel for the first time. Here's how major players performed:

The week's drubbing of the Dow includes a 20% fall off October's peak.

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Rising oil prices affected many companies this week and produced a bevy of movers, while shares of Citigroup Inc. traded on news that the bank is about halfway done cutting 10 percent of the 65,000 employees in its investment banking unit.

The trucking industry's trade group spent more than $418,000 lobbying in the first quarter on a variety of energy, transportation and environmental issues, according to a recent disclosure report.