calculated with adjusted closing prices, the new number of shares at time (t+1) and the free-float factor at time (t+1) minus the free-float market capitalization calculated with closing prices, number of shares at time (t) and free-float factor at time (t). Buffers are used to achieve the fixed number of components and to maintain stability of the indices by reducing index composition changes. Selection methodology ensures a stable and up-to-date index composition. Fast-entry and fast-exit rules ensure the index accurately represents the performance of only the biggest and most liquid stocks. Composition The composition of EURO STOXX 50 is reviewed annually in September. The index is available in several currency (EUR, USD, CAD, GBP, JPY) and return (Price, Net Return, Gross Return) variant combinations. Calculation takes place every 15 seconds between 09:00 CET and 18:00 CET for the EUR and USD variants of any return type, while the CAD, GBP and JPY variants are available as end-of-day calculation only (18:00 CET). The EURO STOXX 50 Index is derived from the 19 EURO STOXX regional Supersector indices. , the most countries with most companies represented are France (representing 39.9% of all total assets) and Germany (30.2%). , Euro Stoxx 50 consists of the following companies: Stocks per country The following table shows the number of stocks (companies) per country as of May 2021: Use in the financial industry The EURO STOXX 50 serves as the basis for single sub-indices such as the EURO STOXX 50 ex Financials, which excludes all companies assigned to the ICB code 8000. EURO STOXX 50 is used for as underlying index for other financial products or for performance benchmarking purposes. Additionally, the index serves as an underlying for many strategy indices, such as the EURO STOXX 50 Risk Control Indices. The index is used as an underlying for ETFs and derivative financial instruments such as futures and options. See also STOXX Europe 50 (a similar index not limited to the Eurozone) S&P Europe 350 References External links EURO STOXX 50 page EURO STOXX 50 Fact sheet STOXX Index Methodology Guide Bloomberg page for SX5E:IND Yahoo! Finance page for ^STOXX50E Euro Stoxx 50 | Index | 965814 | EU0009658145 | Börse Frankfurt (Frankfurt Stock Exchange)