Airline stocks are enjoying a sharp upswing today. The industry is recovering strongly as fuel prices tumble. And investors are also encouraged by the Delta (NYSE:DAL) and Northwest (NYSE:NWA) merger. But Andrew Snyder says this remains a high-risk sector for stock investors.

More from Today’s Financial News:

After nearly a decade of getting kicked around by the nation’s investors, airlines are finally starting to get some positive attention. More importantly, the barrens of the friendly skies are finally starting to look like profitable ventures.

Notice, however, that I “starting” to “look” like profitable ventures. As of last quarter, the only major airline to post a profit was AMR Corp. (NYSE:AMR), the owner of American Airlines. And its earnings were a mere pittance of total revenues.

All the rest, companies like Southwest Airlines (NYSE:LUV), Delta Air Lines (NYSE:DAL), and United Airlines (NYSE:UAUA), all lost significant