Security key
571748102
MARSH & MCLENNAN COMPANIES, INC. - Common Stock (MRSH)
CUSIP: 571748102
Q3 2025 13F Holders as of 30 Sep 2025
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 431,472,737
- Total 13F value
- $86,923,121,602
- Share change
- -13,836,939
- Put/Call ratio
- 88%
- SEC-reported price per share
- $201.53
- Number of holders
- 1,562
- Value change
- -$2,932,558,673
- Number of buys
- 688
- Number of sells
- 759
- Shares outstanding
- 484,292,327
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q3 2025
Institutions
1,562
Top holders
10
MRSH full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
MARSH & MCLENNAN COMPANIES, INC. SEC filings
MARSH & MCLENNAN COMPANIES, INC. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 571748102
Recent filing periods:
Ownership snapshot
Top reported holders of MRSH - MARSH & MCLENNAN COMPANIES, INC. - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Oscar Fanjul
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
30 Jun 2025
3/4/5
13F
Lead comparable stake: 0.01%
Showing 1-6 of 15 holder rows.
Quick read
Oscar Fanjul leads the comparable SEC ownership view at 0.01%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Oscar Fanjul's linked filing trail.
Comparable ownership
Top 5
Oscar Fanjul
0.01%
VANGUARD GROUP INC
9.5%
BlackRock, Inc.
8.3%
STATE STREET CORP
4.4%
FMR LLC
4.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Oscar Fanjul |
3/4/5
Director
|
0.01%
|
$9,774,326
43,986 shares
|
— | 15 May 2025 |
| VANGUARD GROUP INC |
13F
Company
|
9.5%
|
$10,092,107,996
46,158,562 shares
|
— | 30 Jun 2025 |
| BlackRock, Inc. |
13F
Company
|
8.3%
|
$8,805,404,149
40,273,528 shares
|
— | 30 Jun 2025 |
| STATE STREET CORP |
13F
Company
|
4.4%
|
$4,687,986,614
21,441,578 shares
|
— | 30 Jun 2025 |
| FMR LLC |
13F
Company
|
4.1%
|
$4,380,883,764
20,036,974 shares
|
— | 30 Jun 2025 |
| Capital International Investors |
13F
Company
|
3.8%
|
$4,015,474,186
18,369,664 shares
|
— | 30 Jun 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q3 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
1,562
Shares
431,472,737
Rows available
1,562
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
1,588
Q3 2025 holders
1,562
Holder diff
-26
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 value | Q3 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend