Editing United Airlines (section)

=== Ownership and structure ===
United Airlines, Inc. is a [[publicly traded company]] under its parent [[holding company]], '''United Airlines Holdings, Inc.''', a [[Delaware General Corporation Law|Delaware corporation]] listed on [[Nasdaq]] under the ticker symbol {{NASDAQ link|UAL}}.<ref name="2018 Report">{{Cite web |date=February 28, 2019 |title=Annual Report on Form 10-K for the year ended December 31, 2018 |url=http://ir.united.com/static-files/7764f912-7135-486b-aa5c-f729fa8b7cb3 |url-status=live |archive-url=https://web.archive.org/web/20190325055052/http://ir.united.com/static-files/7764f912-7135-486b-aa5c-f729fa8b7cb3 |archive-date=March 25, 2019 |access-date=October 17, 2019}}</ref> {{As of|2025|01}}, it has a [[market capitalization]] exceeding $35 billion.<ref>{{cite web |url=https://www.cnbc.com/quotes/UAL?qsearchterm=ual |title=United Airlines Holdings Inc |website=CNBC |access-date=31 January 2025}}</ref> United's operating revenues and operating expenses account for nearly 100% of the holding company's revenues and operating expenses.<ref name="2018 Report" /> United's operating revenues and expenses account for nearly all of the holding company's financial activity.

Headquartered in the [[Willis Tower]] in [[Chicago]],<ref>{{cite news |last=Golab |first=Art |date=August 13, 2012 |title=United commits to Willis as HQ, with lease through 2028 |url=http://www.suntimes.com/business/14446127-420/united-commits-to-willis-as-hq-with-lease-through-2028.html |url-status=dead |archive-url=https://web.archive.org/web/20120818084217/http://www.suntimes.com/business/14446127-420/united-commits-to-willis-as-hq-with-lease-through-2028.html |archive-date=2012-08-18 |access-date=October 3, 2010 |newspaper=[[Chicago Sun-Times]]}}</ref> United ranked No. 83 on the 2025 [[Fortune 500]] list of the largest U.S. corporations by total revenue.<ref>{{Cite web |date=January 22, 2025 |title=Fortune 500 Full List |url=https://www.50pros.com/fortune500 |access-date=2025-04-03 |website=50Pros}}</ref> Through United Airlines Holdings, the company also holds a 9.9% stake in [[Mesa Airlines]], a regional carrier operating under the United Express brand.