UnitedHealth Group, Inc. provides a wide range of health care products and services, such as health maintenance organizations, point of service plans, preferred provider organizations and managed fee-for-service programs. UnitedHealth has the most diverse membership base within the managed-care organization market, which gives it significant competitive advantages. The company has acquired a number of competing healthcare which transformed it from a pure health insurer to a comprehensive healthcare provider. UnitedHealth reports through two segments: UnitedHealthcare and Optum. UnitedHealthcareis divided into UnitedHealthcare Employer & Individual; UnitedHealthcare Medicare & Retirement; UnitedHealthcare Community & State and UnitedHealthcare Global; providing health care benefits globally. Optum is a technology-enabled health services business serving the broad health care marketplace, including those who need care. The segment is divided into OptumHealth, OptumInsight, OptumRx and Optum eliminations....
+See MoreSharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 21 February 2026
2018-02-23 09:35:00 Friday ET

Warren Buffett releases his annual letter to Berkshire Hathaway shareholders as of February 2018. Buffett discusses Berkshire's core cash ambition, its
2018-11-11 13:42:00 Sunday ET

Michael Bloomberg provides $80 million as campaign finance for Democrats to flip the House of Representatives in the November 2018 midterm elections, gears
2019-11-15 13:34:00 Friday ET

The Economist offers a special report that the new normal state of economic affairs shines fresh light on the division of labor between central banks and go
2018-10-25 10:36:00 Thursday ET

Trump tariffs begin to bite U.S. corporate profits from Ford and Harley-Davidson to Caterpillar and Walmart etc. U.S. corporate profit growth remains high a
2023-08-21 12:25:00 Monday ET

Steven Shavell presents his economic analysis of law in terms of the economic outcomes of both legal doctrines and institutions. Steven Shavell (2004)
2018-02-01 07:38:00 Thursday ET

U.S. senators urge the Trump administration with a bipartisan proposal to prevent the International Monetary Fund (IMF) from bailing out several countries t