As of this posting nearly every airline stock we track is down on the day.

One big reason — the price of crude is on the march again.

As of this writing, the price of crude is up more than $6/barrel, hovering around $137.60.

The main mover today is inventory news.

The Energy Information Administration reported today that crude supplies fell by 4.6 million barrels last week. Analysts were looking for a drop of only 1.4 million barrels, according to according to a poll by energy research firm Platts.

Related problem number two — the dollar was trading down today as well.