MSCI Inc. is an American finance company headquartered in New York City. MSCI is a global provider of equity, fixed income, real estate indices, multi-asset portfolio analysis tools, ESG and climate finance products. It operates the MSCI World, MSCI Emerging Markets, and MSCI All Country World indices, among others. The company is headquartered at 7 World Trade Center in Manhattan. Its business primarily consists of licensing its indices to index funds, such as exchange-traded funds, which pay a fee of around 0.02 to 0.04 percent of the invested volume for the use of the index. As of 2025, funds worth over 16.5 trillion US$ were based on MSCI indices. Wikipedia