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 16 May 2026
2019-01-17 10:41:00 Thursday ET

Sino-American trade talks make positive progress over 3 consecutive days as S&P 500 and global stock market indices post 3-day win streaks. Asian and Eu
2020-02-12 09:31:00 Wednesday ET

Mark Zuckerberg develops Facebook as a social network platform to help empower global connections among family and friends. David Kirkpatrick (2011) T
2020-03-12 09:32:00 Thursday ET

Google CEO Eric Schmidt and his co-authors show the innovative corporate culture and mission of the Internet search tech titan. Eric Schmidt, Jonathan Ro
2023-06-07 10:27:00 Wednesday ET

Anat Admati and Martin Hellwig raise broad critical issues about bank capital regulation and asset market stabilization. Anat Admati and Martin Hellwig (
2023-12-07 07:22:00 Thursday ET

Economic policy incrementalism for better fiscal and monetary policy coordination Traditionally, fiscal and monetary policies were made incrementally. In
2019-10-15 09:13:00 Tuesday ET

U.K. prime minister Boris Johnson encounters defeat during his new premiership. The first major vote would pave the path of least resistance to passing a no