MCO Institutional Ownership
Who owns Moodys Corp and what the big funds did with it last quarter, from every SEC 13F filing. 1,410 funds reported holding MCO at Jun 30, 2026, together owning 91.9% of the company.
- ●628 buying vs 632 selling
- ▼Held by funds -1.4 pts
- ▲Funds holding +24
- ▼Superinvestors: 2 added, 5 cut
- ▲Put/call 0.68 to 0.63
What the filings show, not a forecast. Positions can be up to 45 days old and leave out short sales.
Funds holding and ownership
8 quartersQuarter over quarter
all 13F filers| Q2 2026 | This quarter | Q1 2026 | Change |
|---|---|---|---|
| Funds holding | 1,410 | 1,386 | +1.7% |
| In funds' top 10 | 47 | 51 | −7.8% |
| 13F shares | 158M | 161M | −1.5% |
| Held by funds | 91.9% | 93.3% | −1.4 pts |
| New positions | 138 | 127 | +8.7% |
| Increased | 490 | 486 | +0.8% |
| Reduced | 521 | 507 | +2.8% |
| Sold out | 111 | 175 | −36.6% |
| Calls (shares) | 166K | 160K | +3.9% |
| Puts (shares) | 104K | 108K | −3.8% |
| Put/call ratio | 0.63 | 0.68 | −8.2% |
Buyers vs sellers
adding or new vs cutting or sold outSuperinvestors in MCO
All superinvestors →
Who owns MCO
share of fund held shares- Index and passive funds28.4%
- Active managers and hedge funds57.4%
- Banks and brokers10.5%
- Pensions, insurers and other3.7%
The top 10 holders own 54.2% of all MCO shares that funds reported. Groups are our own grouping of filers by name.
Put/call ratio
funds' options, market makers left outAbove 1 means funds hold more puts than calls, a sign of hedging or bets on a fall. Options are valued at the underlying shares.
Filed so far for Q3 2026
432 funds changed their position- Bank Julius Baer & Co. Ltd, ZurichAdded+186K sh
- Assenagon Asset Management S.A.Trimmed−186K sh
- Egerton Capital (UK) LLPTrimmed−67K sh
- PineStone Asset Management Inc.Trimmed−64K sh
- Robeco Institutional Asset Management B.V.Trimmed−62K sh
🔒 Free account: see all 20.
Top holders
Q2 2026| # | Fund | Of company | Shares | Value | Change |
|---|---|---|---|---|---|
| 1 | Berkshire Hathaway Inc | 14.31% | 24.7M | $11.2B | 0 |
| 2 | TCI Fund Management Ltd | 8.31% | 14.3M | $6.5B | 0 |
| 3 | BlackRock, Inc. | 7.23% | 12.5M | $5.6B | −666K |
| 4 | Vanguard Capital Management LLC | 5.66% | 9.8M | $4.4B | −127K |
| 5 | State Street Corp | 4.12% | 7.1M | $3.2B | −27K |
| 6 | Fmr LLC | 2.89% | 5M | $2.3B | −1,712 |
| 7 | Geode Capital Management, LLC | 2.32% | 4M | $1.8B | −75K |
| 8 | Vanguard Portfolio Management LLC | 2.17% | 3.7M | $1.7B | −149K |
| 9 | Morgan Stanley | 1.38% | 2.4M | $1.1B | +57K |
| 10 | Norges Bank | 1.38% | 2.4M | $1.1B | +2.4M |
- Norges Bank+2.4M sh+$1.1B
- AQR Capital Management LLC+594K sh+$268M
- Principal Financial Group Inc+380K sh+$172M
- Royal London Asset Management Ltd+235K sh+$106M
- Assenagon Asset Management S.A.+215K sh+$97.5M
- Dimensional Fund Advisors LP+188K sh+$85.1M
- Invesco Ltd.+173K sh+$78.2M
- Generation Investment Management LLP+172K sh+$78M
- BlackRock, Inc.−666K sh−$302M
- Altarock Partners LP−559K sh−$253M
- Cantillon Capital Management LLC−374K sh−$170M
- Bank of New York Mellon Corp−330K sh−$149M
- Bnp Paribas Financial Markets−320K sh−$145M
- First Trust Advisors LP−290K sh−$131M
- Price T Rowe Associates Inc /md/−285K sh−$129M
- Fiera Capital Corp−271K sh−$123M
MCO institutional ownership FAQ
Who owns the most MCO stock?
In Q2 2026 13F filings the largest holder of MCO was Berkshire Hathaway Inc, followed by TCI Fund Management Ltd and BlackRock, Inc.. Index fund managers are usually the biggest holders of large companies.
What percentage of MCO is owned by institutions?
Funds that file 13F reports held 91.9% of MCO's shares at Jun 30, 2026, compared with 93.3% a quarter earlier. That counts every manager with more than $100 million in US stocks.
Are hedge funds buying MCO?
In Q2 2026, 628 funds bought MCO (138 of them new positions) and 632 sold (111 sold out completely). Among well known investors, 2 added and 5 cut. Our fund sentiment for MCO is neutral.
What is MCO's institutional put/call ratio?
Funds reported $47.3M of MCO puts against $75.3M of calls, a put/call ratio of 0.63 (0.68 the quarter before). Market makers and bank trading desks are left out, since their options are mostly hedges.
How current is this MCO ownership data?
13F filings show holdings at the end of each quarter and are due within 45 days, so positions can be up to six weeks old when they appear. We add each new filing within minutes, and the "filed so far" list shows funds that have already reported the next quarter.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Fund sentiment summarises what 13F filings show and is not a forecast. Holdings come from SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.