Stocks that moved substantially or traded heavily Tuesday on the New York Stock Exchange and Nasdaq Stock Market: NYSE:

Select Medical Holdings Corp. shares tumbled Tuesday, a day after a media report said the Senate Finance Committee is investigating patient deaths and allegations of substandard treatment at long-term care hospitals.

One year to the day after stocks fell to their worst close in more than 12 years, the U.S. market spent most of Tuesday spinning its wheels.

Shares of U.S. airlines rose Tuesday after executives at leading carriers said business travel is picking up and revenue from extra fees is rising.

Shares of Systemax Inc., an electronics retailer, shot higher Tuesday after the company said its fourth-quarter earnings jumped 84 percent.