Who owns MSCI Inc.?
Institutional ownership of MSCI from SEC Form 13F filings across 620 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
620
13F holders
$28.22B
value, 2026 filers
71.4%
of shares outstanding (51.9M sh)
76
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of MSCI's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 5.5M | $3.06B | 0.0% | 7.5% | -4.7% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 4.6M | $2.60B | 0.1% | 6.4% | -50.1% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 4.2M | $2.33B | 0.1% | 5.7% | +3.5% |
| 4 | BAMCO INC /NY/ | 3.2M | $1.80B | 2.7% | 4.4% | +19.0% |
| 5 | MORGAN STANLEY | 2.1M | $1.19B | 0.1% | 2.9% | -5.2% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 2.0M | $1.09B | 0.1% | 2.7% | -2.5% |
| 7 | VIKING GLOBAL INVESTORS LPNEW | 1.2M | $650.0M | 1.9% | 1.6% | new |
| 8 | PRINCIPAL FINANCIAL GROUP INC | 1.1M | $631.3M | 0.3% | 1.6% | -16.3% |
| 9 | NORGES BANKNEW | 859,813 | $481.5M | 0.0% | 1.2% | new |
| 10 | Mitsubishi UFJ Asset Management Co., Ltd. | 858,176 | $480.6M | 0.3% | 1.2% | +0.2% |
| 11 | Invesco Ltd. | 807,864 | $452.4M | 0.0% | 1.1% | +22.1% |
| 12 | BAILLIE GIFFORD & CO | 796,246 | $445.9M | 0.4% | 1.1% | -6.6% |
| 13 | MILLENNIUM MANAGEMENT LLC | 741,928 | $415.5M | 0.2% | 1% | +21.2% |
| 14 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 724,058 | $405.5M | 0.2% | 1% | +15.8% |
| 15 | POLEN CAPITAL MANAGEMENT LLC | 671,797 | $376.2M | 3.2% | 0.9% | -27.7% |
| 16 | NORTHERN TRUST CORP | 671,620 | $376.1M | 0.0% | 0.9% | -2.2% |
| 17 | Sixth Street Partners Management Company, L.P.NEW | 597,876 | $334.8M | 57.8% | 0.8% | new |
| 18 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 597,876 | $334.8M | 0.0% | 0.8% | +5.7% |
| 19 | GOLDMAN SACHS GROUP INC | 584,121 | $327.1M | 0.0% | 0.8% | +27.7% |
| 20 | JPMORGAN CHASE & CO | 581,611 | $324.5M | 0.0% | 0.8% | -23.8% |
| 21 | Winslow Capital Management, LLCNEW | 529,653 | $296.6M | 1.0% | 0.7% | new |
| 22 | WELLINGTON MANAGEMENT GROUP LLP | 507,299 | $284.1M | 0.0% | 0.7% | -8.7% |
| 23 | CITADEL ADVISORS LLC | 460,566 | $257.9M | 0.0% | 0.6% | -39.0% |
| 24 | Legal & General Group Plc | 460,123 | $257.7M | 0.1% | 0.6% | -1.7% |
| 25 | Bank of New York Mellon Corp | 419,443 | $234.9M | 0.0% | 0.6% | -4.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.