Who owns MCO? 13F holders and whale ownership
MCO is tracked across public portfolios in Whale Analyzer. This page answers who owns MCO, which top funds are buying MCO, aggregate disclosed value, and recent position changes based on public data.
Open interactive stock dashboardTop holders
| Investor | Reported value | Shares | Change |
|---|---|---|---|
| Warren Buffett 13F portfolio Berkshire Hathaway holdings | $10.76B | 24.7M | Held |
| Chris Hohn 13F portfolio TCI Fund Management holdings | $6.25B | 14.3M | Increased |
| Dev Kantesaria 13F portfolio Valley Forge Capital Management holdings | $574.6M | 1.3M | Reduced |
| Chuck Akre 13F portfolio Akre Capital Management holdings | $543.6M | 1.2M | Reduced |
| Altarock Partners 13F portfolio Altarock Partners holdings | $376.1M | 862.0K | Increased |
| Baillie Gifford 13F portfolio Baillie Gifford & Co holdings | $333.4M | 764.3K | Increased |
| Al Gore / David Blood 13F portfolio Generation Investment Management holdings | $159.8M | 366.4K | Increased |
| Tom Gayner 13F portfolio Markel Group holdings | $93.3M | 213.9K | Held |
| Li Lu 13F portfolio Himalaya Capital Management holdings | $51.4M | 117.8K | New |
| Guy Spier 13F portfolio Aquamarine Fund holdings | $11.8K | 27.0K | Held |
How to read this page
Values are reported public positions from tracked investors and institutions. They are not real-time ownership totals for the company.
Related stock holder pages
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- OXY whale holders — OCCIDENTAL PETE CORP
- GOOGL whale holders — ALPHABET INC
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Frequently asked questions
Who owns MCO stock?
Whale Analyzer tracks 10 public institutional holders of MCO with a combined reported value of $19.15B. See the holder table above for the largest tracked positions.
Which top funds are buying MCO?
Check the "Change" column in the holders table above. "New" means a fresh position was initiated, "Added" means an existing position was increased, and "Reduced" or "Sold" indicates trimming.
What does 13F ownership mean for MCO?
Use the interactive MCO dashboard on Whale Analyzer for real-time holder analysis, or read our 13F Alpha Signals Guide.