MSCI Inc., together with its wholly owned subsidiaries (the “Company” or “MSCI”) is a leading provider of critical decision support tools and solutions for the global investment community. Our mission-critical offerings help investors navigate the complexities of a dynamic and evolving investment landscape. Leveraging our deep knowledge of the global investment process and our expertise in research, data and technology, we enable our clients to understand and analyze key drivers of risk and return and build portfolios more effectively. Our products and services include indexes; portfolio construction and risk management tools; sustainability and climate solutions; and private asset data and analytics.

The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with the instructions to Form 10-Q and Article 10 of Regulation S-X. Accordingly, they should be read in conjunction with the audited consolidated financial statements and notes included in our Annual Report on Form 10-K for the fiscal year ended December 31, 2024. If not materially different, certain note disclosures included therein have been omitted from these interim condensed consolidated financial statements.

In the opinion of management, all adjustments, which consist of normal recurring adjustments necessary for a fair statement of the interim consolidated financial statements, have been included. The results of operations for interim periods are not necessarily indicative of results for the entire year.

The Company’s unaudited condensed consolidated financial statements are prepared in accordance with GAAP. The Company makes certain estimates and judgments that can affect the reported amounts of assets and liabilities as of the date of the unaudited condensed consolidated financial statements, as well as the reported amounts of operating revenues and expenses during the periods presented. Significant estimates and judgments made by management include such examples as assessment of impairment of goodwill and intangible assets and income taxes. The Company believes that estimates used in the preparation of these unaudited condensed consolidated financial statements are reasonable; however, actual results could differ materially from these estimates. Inter-company balances and transactions are eliminated in consolidation.

In the first quarter of 2025, we renamed our “ESG and Climate” operating and reportable segment to “Sustainability and Climate” to reflect the breadth of our product offerings. There were no changes to the composition of our operating or reportable segments, the financial information reviewed by our chief operating decision maker (“CODM”), or our historical segment operating results.

For the three months ended March 31, 2025 and 2024, BlackRock, Inc. (“BlackRock”) accounted for 10.3% and 10.0% of the Company’s consolidated operating revenues, respectively. For the three months ended March 31, 2025 and 2024, BlackRock accounted for 17.8% and 17.9% of the Index segment’s operating revenues, respectively. No single customer represented 10.0% or more of operating revenues within Analytics, Sustainability and Climate or All Other – Private Assets for the three months ended March 31, 2025 and 2024.


(in thousands)	Amount
Balance as of December 31, 2023	$	3,968
Addition to credit loss expense	3,990
Write-offs, net of recoveries	(2,674)
Balance as of December 31, 2024	$	5,284

Addition to credit loss expense	734
Write-offs, net of recoveries	(685)
Balance as of March 31, 2025	$	5,333