MSCI Inc.
MSCI- Exchange
- NYSE
- Industry
- Services-Business Services, NEC
- SEC CIK
- 0001408198
In the last 90 days, MSCI Inc. insiders filed 1 open-market purchase and 0 sales; 1,087 institutions reported holding it in 13F filings for Q2 2026, worth $37.7B in total; 3 superinvestors hold it, including Viking Global Investors and Markel Group.
Holders of 5% or more of MSCI
Holders whose latest Schedule 13D or 13G filing reports 5% or more of MSCI Inc., largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 7.60%5.94M shares | – | Feb 5, 20251 filing | Feb 5, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
3 Schedule 13D and 13G filings on MSCI Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Mar 27, 202610:50 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −12.08 ppfrom 12.08%Below 5% | Mar 13, 2026 | SEC |
| Apr 30, 20252:00 PM ET | Vanguard Group Inc | 13G/A | 12.08%9.38M shares | – | Mar 31, 2025 | SEC |
| Feb 5, 20251:23 PM ET | BlackRock, Inc. | 13G/A | 7.60%5.94M shares | – | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell MSCI Inc. shares.
No Form 144 notices for MSCI Inc. are on file.