MSCI Inc. (NYSE: MSCI), a leading provider of critical decision support tools and services for the global investment community, announced today that it will release its results for the third quarter 2025 on Tuesday, October 28, 2025, before the market opens. A copy of the earnings release, as well as an earnings presentation and a quarterly update, will be made available on MSCI’s Investor Relations website.

MSCI’s senior management will review the third quarter 2025 results on Tuesday, October 28, 2025, at 11:00 AM Eastern Time. To listen to the live event via webcast, visit the events and presentations section of MSCI’s Investor Relations website, https://ir.msci.com/events-and-presentations. Participants who wish to join via telephone should click here to register in advance. Registered participants will receive an email confirmation with a unique PIN to access the conference call. The earnings call webcast will include an accompanying slide presentation that can be accessed through MSCI’s Investor Relations website.

An archived replay of the webcast also will be available shortly after the live event on MSCI’s Investor Relations website, https://ir.msci.com/events-and-presentations.

About MSCI Inc.

MSCI is a leading provider of critical decision support tools and services for the global investment community. With over 50 years of expertise in research, data, and technology, we power better investment decisions by enabling clients to understand and analyze key drivers of risk and return and confidently build more effective portfolios. We create industry-leading, research-enhanced solutions that clients use to gain insight into and improve transparency across the investment process.

To learn more, please visit www.msci.com. MSCI#IR

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