The last I remember about Alaska Air is that it was owned by AMR, as well as Wings West (if they still fly) American and American Eagle.
Doesn't seem so, or I'm missing something.
From their website:
Corporate Profile
Alaska Air Group, Inc., is the holding company for Alaska Airlines and Horizon Air, Seattle-based carriers that collectively serve more than 70 destinations in the Western U.S., Canada, and Mexico. Alaska Air Group was organized as a Delaware corporation in 1985.
Alaska Airlines, Inc., an Alaska corporation founded in 1932, is noted for its award-winning customer service. The airline, which accounts for about 80% of Air Group revenues, provides scheduled air service to 38 cities in Alaska, Washington, Oregon, California, Nevada, Arizona, and British Columbia, plus Chicago and five destinations in Mexico. Its major hubs are Anchorage, Seattle, Portland, and Los Angeles.
Horizon Air Industries, Inc., a Washington corporation organized in 1981, is similarly noted for outstanding customer service. Horizon accounts for about 20% of Air Group revenues and provides air transportation to more than 40 destinations in Washington, Oregon, Idaho, Montana, California, Arizona, Colorado, British Columbia, and Alberta. Its major hubs are Seattle, Portland, and Boise.