# EDGAR Filing Document

**Accession Number:** 0001408198
**File Stem:** 0001408198-26-000022
**Filing Date:** 2026-3
**Character Count:** 1223
**Document Hash:** 73ff52f3707e39e20a78c1df78459d6f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001408198-26-000022.hdr.sgml**: 20260311

**ACCESSION NUMBER**: 0001408198-26-000022

**CONFORMED SUBMISSION TYPE**: ARS

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260311

**DATE AS OF CHANGE**: 20260311

**EFFECTIVENESS DATE**: 20260311

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MSCI Inc.
- **CENTRAL INDEX KEY:** 0001408198
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-BUSINESS SERVICES, NEC [7389]
- **ORGANIZATION NAME:** 07 Trade & Services
- **EIN:** 134038723
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** ARS
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-33812
- **FILM NUMBER:** 26742035

**BUSINESS ADDRESS:**
- **STREET 1:** 7 WORLD TRADE CENTER
- **STREET 2:** 250 GREENWICH STREET 49TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10007
- **BUSINESS PHONE:** 212-804-3990

**MAIL ADDRESS:**
- **STREET 1:** 7 WORLD TRADE CENTER
- **STREET 2:** 250 GREENWICH STREET 49TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10007

### Attached PDF Documents

**Attachment 1:** `msci_arx2025xforfiling.pdf`

_No text found in this document._