NEW YORK — Stocks that moved substantially or traded heavily Wednesday:
United Continental Holdings Inc., down $8.92 to $69.05
The airline said it plans to add passenger capacity at a faster pace over the next three years.
General Electric Co., down 45 cents to $16.44
The industrial conglomerate said federal regulators are investigating a $15 billion charge it took to cover miscalculations by its insurance business.
comScore Inc., up 5 cents to $23.70
Bloomberg News reported that the market-research company is considering selling itself, among other options.
W.W. Grainger Inc., up $42.52 to $271.97
The seller of maintenance equipment and other supplies gave a stronger-than-expected annual profit forecast.
Abbott Laboratories, up $2.49 to $61.72
The drug, infant formula and medical device company had a better fourth-quarter than analysts expected.
Mattel Inc., down 49 cents to $17.27
Toy retailer Toys R Us said it plans to close 20 percent of its U.S. stores over the next few months.
Freeport-McMoRan Corp., up 5 cent to $19.60
Gold and silver prices jumped as the dollar weakened, which helped mining companies.
Texas Instruments Inc., down $10.19 to $109.70
The chipmaker gave up some of its recent gains after its first-quarter revenue forecast disappointed analysts.