What does CUSIP 571748102 represent in this 13F holders report?

CUSIP 571748102 is the security identifier for MRSH - MARSH & MCLENNAN COMPANIES, INC. - COM used to aggregate holder disclosures.

How many institutions held MRSH - MARSH & MCLENNAN COMPANIES, INC. - COM in Q2 2025?

1588 institutional investors reported MRSH - MARSH & MCLENNAN COMPANIES, INC. - COM for Q2 2025. Use the holders table for investor-level position and value details.

MARSH & MCLENNAN COMPANIES, INC. - COM (MRSH)

CUSIP: 571748102

Q2 2025 13F Holders as of 30 Jun 2025

Type / Class: Equity / COM
Total 13F shares: 443,913,248
Share change: +9,724,659
Total reported value: $97,006,607,827
Put/Call ratio: 73%
Price per share: $218.64
Number of holders: 1,588
Value change: +$2,056,655,478
Number of buys: 726
Number of sells: 712

Quarterly Holders Quick Answers

What is CUSIP 571748102?
CUSIP 571748102 identifies MRSH - MARSH & MCLENNAN COMPANIES, INC. - COM in SEC institutional holdings data.

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Back to full security ownership history for the broader multi-quarter picture.
Latest 13F filings for newly reported positions across managers.
Latest Schedule 13D/13G reports for ownership changes outside the 13F cadence.
SEC investors directory for manager drilldown.

Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q3 2025
Previous quarter: Q1 2025

Recent filing periods for CUSIP 571748102:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of MRSH - MARSH & MCLENNAN COMPANIES, INC. - COM (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
VANGUARD GROUP INC	13F	Company	— class O/S missing	45,321,445	$11,059,792,223	—	31 Mar 2025	13F
BlackRock, Inc.	13F	Company	— class O/S missing	40,601,219	$9,907,915,547	—	31 Mar 2025	13F
FMR LLC	13F	Company	— class O/S missing	22,151,590	$5,405,652,588	—	31 Mar 2025	13F
STATE STREET CORP	13F	Company	— class O/S missing	21,490,479	$5,244,321,590	—	31 Mar 2025	13F
Capital International Investors	13F	Company	— class O/S missing	18,274,214	$4,458,615,315	—	31 Mar 2025	13F
Capital World Investors	13F	Company	— class O/S missing	17,651,003	$4,307,145,624	—	31 Mar 2025	13F
WELLINGTON MANAGEMENT GROUP LLP	13F	Company	— class O/S missing	12,814,788	$3,127,192,715	—	31 Mar 2025	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	— class O/S missing	12,487,735	$3,038,664,265	—	31 Mar 2025	13F
MASSACHUSETTS FINANCIAL SERVICES CO /MA/	13F	Company	— class O/S missing	10,097,141	$2,464,005,318	—	31 Mar 2025	13F
PRICE T ROWE ASSOCIATES INC /MD/	13F	Company	— class O/S missing	8,527,241	$2,080,904,000	—	31 Mar 2025	13F
AMERIPRISE FINANCIAL INC	13F	Company	— class O/S missing	7,793,082	$1,902,974,220	—	31 Mar 2025	13F
BANK OF AMERICA CORP /DE/	13F	Company	— class O/S missing	7,143,588	$1,743,249,666	—	31 Mar 2025	13F
MORGAN STANLEY	13F	Company	— class O/S missing	6,841,775	$1,669,599,261	—	31 Mar 2025	13F
Capital Research Global Investors	13F	Company	— class O/S missing	6,580,931	$1,605,944,592	—	31 Mar 2025	13F
Mawer Investment Management Ltd.	13F	Company	— class O/S missing	5,972,112	$1,457,374,491	—	31 Mar 2025	13F
NORTHERN TRUST CORP	13F	Company	— class O/S missing	5,893,411	$1,438,169,087	—	31 Mar 2025	13F
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	13F	Company	— class O/S missing	5,180,922	$1,264,300,396	—	31 Mar 2025	13F
UBS Group AG	13F	Company	— class O/S missing	4,744,828	$1,157,880,376	—	31 Mar 2025	13F
GOLDMAN SACHS GROUP INC	13F	Company	— class O/S missing	4,345,211	$1,060,361,778	—	31 Mar 2025	13F
Nuveen, LLC	13F	Company	— class O/S missing	4,256,009	$1,038,593,886	—	31 Mar 2025	13F
JPMORGAN CHASE & CO	13F	Company	— class O/S missing	4,233,038	$1,032,988,534	—	31 Mar 2025	13F
WELLS FARGO & COMPANY/MN	13F	Company	— class O/S missing	3,589,842	$876,029,343	—	31 Mar 2025	13F
Artisan Partners Limited Partnership	13F	Company	— class O/S missing	3,411,336	$832,468,324	—	31 Mar 2025	13F
Legal & General Group Plc	13F	Company	— class O/S missing	3,343,299	$815,865,253	—	31 Mar 2025	13F
Bank of New York Mellon Corp	13F	Company	— class O/S missing	3,266,886	$797,218,413	—	31 Mar 2025	13F
DEUTSCHE BANK AG\	13F	Company	— class O/S missing	3,227,890	$787,701,999	—	31 Mar 2025	13F
Clearbridge Investments, LLC	13F	Company	— class O/S missing	2,943,040	$718,190,148	—	31 Mar 2025	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	— class O/S missing	2,858,136	$697,470,928	—	31 Mar 2025	13F
PARNASSUS INVESTMENTS, LLC	13F	Company	— class O/S missing	2,797,477	$682,668,312	—	31 Mar 2025	13F
PRIMECAP MANAGEMENT CO/CA/	13F	Company	— class O/S missing	2,687,926	$655,934,582	—	31 Mar 2025	13F
ROYAL BANK OF CANADA	13F	Company	— class O/S missing	2,646,125	$645,735,000	—	31 Mar 2025	13F
JENSEN INVESTMENT MANAGEMENT INC	13F	Company	— class O/S missing	2,629,686	$641,722,275	—	31 Mar 2025	13F
NIPPON LIFE INSURANCE CO	13F	Company	— class O/S missing	2,622,700	$640,017,000	—	31 Mar 2025	13F
Invesco Ltd.	13F	Company	— class O/S missing	2,595,714	$633,432,064	—	31 Mar 2025	13F
Longview Partners (Guernsey) LTD	13F	Company	— class O/S missing	2,405,616	$587,042,472	—	31 Mar 2025	13F
Ninety One UK Ltd	13F	Company	— class O/S missing	2,370,678	$578,516,553	—	31 Mar 2025	13F
LAZARD ASSET MANAGEMENT LLC	13F	Company	— class O/S missing	2,338,379	$570,634,000	—	31 Mar 2025	13F
STIFEL FINANCIAL CORP	13F	Company	— class O/S missing	2,271,586	$554,335,303	—	31 Mar 2025	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	— class O/S missing	2,171,746	$529,971,176	—	31 Mar 2025	13F
AKO CAPITAL LLP	13F	Company	— class O/S missing	2,121,730	$517,766,000	—	31 Mar 2025	13F
BARCLAYS PLC	13F	Company	— class O/S missing	2,118,514	$516,980,969	—	31 Mar 2025	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	— class O/S missing	2,062,278	$503,217,585	—	31 Mar 2025	13F
Robeco Institutional Asset Management B.V.	13F	Company	— class O/S missing	1,978,219	$482,744,785	—	31 Mar 2025	13F
BAHL & GAYNOR INC	13F	Company	— class O/S missing	1,960,496	$478,419,789	—	31 Mar 2025	13F
JANUS HENDERSON GROUP PLC	13F	Company	— class O/S missing	1,942,306	$470,752,721	—	31 Mar 2025	13F
BNP PARIBAS FINANCIAL MARKETS	13F	Company	— class O/S missing	1,627,515	$397,162,485	—	31 Mar 2025	13F
FRANKLIN RESOURCES INC	13F	Company	— class O/S missing	1,542,849	$376,501,441	—	31 Mar 2025	13F
Amundi	13F	Individual	— class O/S missing	1,528,870	$373,457,029	—	31 Mar 2025	13F
Navera Investment Management Ltd.	13F	Company	— class O/S missing	1,511,296	$368,796,525	—	31 Mar 2025	13F
HSBC HOLDINGS PLC	13F	Company	— class O/S missing	1,399,608	$340,736,848	—	31 Mar 2025	13F

Institutional Holders of MARSH & MCLENNAN COMPANIES, INC. - COM (MRSH) as of Q2 2025

As of 30 Jun 2025, MARSH & MCLENNAN COMPANIES, INC. - COM (MRSH) was held by 1,588 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 443,913,248 shares. The largest 10 holders included VANGUARD GROUP INC, BlackRock, Inc., STATE STREET CORP, FMR LLC, Capital International Investors, Capital World Investors, WELLINGTON MANAGEMENT GROUP LLP, GEODE CAPITAL MANAGEMENT, LLC, PRICE T ROWE ASSOCIATES INC /MD/, and Capital Research Global Investors. This page lists 1,597 institutional shareholders reporting positions in this security for the Q2 2025 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q2 2025 vs Q1 2025 Across Filers

Q1 2025 holders

1,603

Q2 2025 holders

1,588

Holder diff

-15

Investor	Q1 2025 Shares	Q2 2025 Shares	Share Diff	Share Chg %	Q1 2025 Value $	Q2 2025 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.