Jackson Hewitt Tax Service Inc. (NYSE: JTX) gained 13.57 percent in price Monday to $1.59. Volume of 3,350,769 shares more than quadrupled its full-day average. Based in Parsippany, N.J., JTX is an industry-leading provider of full service individual federal and state income tax preparation.

Ford Motor Co. (NYSE: F) traded in 27,160,761 shares, making it a volume leader, but still well below its daily average of 83,535,700. Share prices for the car maker moved up a mere 0.54 percent to $16.89. Ford said Monday U.S. auto sales in December are running at a 12-million unit annual rate, and it forecast sales to rise to almost 13 million next year.

National Bank of Greece SA Spon (NYSE: NBG.PA) gave back 5.55 percent in price Monday to $17.01, on volume of 165,026 shares.