MARSH & MCLENNAN COMPANIES, INC. — All Filings
1,007 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
13F-HR
13F-NT
13F-NT/A
144
144/A
25
3
3/A
4
4/A
424B2
424B3
424B4
424B5
5
5/A
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERT
CORRESP
DEF 14A
DEFA14A
DEFR14A
EFFECT
FWP
NO ACT
POS EX
PRE 14A
PRER14A
PX14A6G
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC 14D1
SC 14D1/A
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 144 | — | 0001959173-25-007360 | Dec 1, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000141 | Nov 18, 2025 | Nov 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000137 | Nov 18, 2025 | Nov 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000140 | Nov 18, 2025 | Nov 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000134 | Nov 18, 2025 | Nov 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000135 | Nov 18, 2025 | Nov 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000136 | Nov 18, 2025 | Nov 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000138 | Nov 18, 2025 | Nov 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000139 | Nov 18, 2025 | Nov 14, 2025 |
| 8-K | 8-K | 0000062709-25-000123 | Oct 16, 2025 | — |
| 10-Q | 10-Q | 0000062709-25-000125 | Oct 16, 2025 | Sep 30, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000106 | Sep 3, 2025 | Sep 2, 2025 |
| 144 | — | 0001959173-25-005655 | Sep 2, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000103 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000104 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000102 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000097 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000098 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000099 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000100 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000101 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0000062709-25-000073 | Jul 31, 2025 | Jul 29, 2025 |
| 8-K | 8-K | 0000062709-25-000067 | Jul 17, 2025 | — |
| 10-Q | 10-Q | 0000062709-25-000069 | Jul 17, 2025 | Jun 30, 2025 |
| 3 | PRIMARY DOCUMENT | 0001127602-25-019129 | Jul 14, 2025 | Jul 9, 2025 |
| 8-K | 8-K | 0000062709-25-000057 | Jul 9, 2025 | — |
| 11-K | MMA SIP 11-K 12.31.2024 | 0000062709-25-000041 | Jun 24, 2025 | Dec 31, 2024 |
| 11-K | MMC SIP 11-K 12.31.2024 | 0000062709-25-000040 | Jun 24, 2025 | Dec 31, 2024 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016451 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016445 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016418 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016420 | Jun 3, 2025 | Jun 2, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016438 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016422 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016425 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016427 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016429 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016431 | Jun 3, 2025 | Jun 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-016436 | Jun 3, 2025 | Jun 1, 2025 |
| 144 | — | 0001959173-25-003690 | Jun 2, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-015298 | May 22, 2025 | May 20, 2025 |
| 8-K | FORM 8-K | 0000950103-25-006177 | May 19, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014429 | May 15, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014430 | May 15, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014432 | May 15, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014435 | May 15, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014437 | May 15, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014440 | May 15, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014442 | May 15, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014444 | May 15, 2025 | — |