NEW YORK (AP) — Shares of some top airlines companies are down at 10 a.m.:

Delta Air fell $.03 or .3 percent, to $9.24.

JetBlue Airways Corp. fell $.04 or .8 percent, to $4.91.

Southwest Airlines Co. fell $.13 or 1.4 percent, to $8.94.

US Airways Group fell $.08 or .8 percent, to $10.45.

United Continental Holdings Inc. fell $.28 or 1.4 percent, to $19.78.