AFFILIATED MANAGERS GROUP, INC. — 4 Filings
857 4 filings on record
This page lists all 4 filings submitted to the SEC by AFFILIATED MANAGERS GROUP, INC. (MGRE), sorted by most recent first. Each row links to the full filing on EdgarLookup. AFFILIATED MANAGERS GROUP, INC. has filed 857 4 documents with the SEC since 2012. To view all SEC filings by AFFILIATED MANAGERS GROUP, INC., see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
13F-NT
13F-NT/A
144
25
25-NSE
3
305B2
4
424B2
424B3
424B4
424B5
424B7
425
5
8-A12B
8-K
8-K/A
ARS
CERT
CERTNYS
CORRESP
DEF 14A
DEFA14A
EFFECT
FWP
N-PX
POSASR
PRE 14A
S-1
S-1/A
S-1MEF
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
SC 13D
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| 4 | PRIMARY DOCUMENT | 0001004434-26-000033 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000015 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000019 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000025 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000035 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000023 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000021 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000029 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000017 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000027 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-26-000031 | Mar 9, 2026 | Mar 5, 2026 |
| 4 | PRIMARY DOCUMENT | 0001004434-25-000067 | Dec 23, 2025 | — |
| 4 | PRIMARY DOCUMENT | 0001004434-25-000064 | Nov 28, 2025 | Nov 25, 2025 |
| 4 | PRIMARY DOCUMENT | 0001004434-25-000057 | Nov 12, 2025 | Nov 7, 2025 |
| 4 | PRIMARY DOCUMENT | 0001004434-25-000053 | Nov 5, 2025 | Nov 3, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-021240 | Sep 9, 2025 | Sep 8, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-021195 | Sep 4, 2025 | Sep 2, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-021194 | Sep 4, 2025 | Sep 2, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020598 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020604 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020597 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020599 | Aug 18, 2025 | Aug 15, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020601 | Aug 18, 2025 | Aug 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020600 | Aug 18, 2025 | Aug 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020602 | Aug 18, 2025 | Aug 14, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020463 | Aug 14, 2025 | Aug 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020013 | Aug 4, 2025 | Jul 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020016 | Aug 4, 2025 | Jul 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020018 | Aug 4, 2025 | Jul 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020011 | Aug 4, 2025 | Jul 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020019 | Aug 4, 2025 | Jul 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020004 | Aug 4, 2025 | Jul 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-020009 | Aug 4, 2025 | Jul 31, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-018821 | Jul 3, 2025 | Jul 1, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014116 | May 13, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014117 | May 13, 2025 | May 12, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-014118 | May 13, 2025 | May 9, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008757 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008735 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008737 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008739 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008740 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008741 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008744 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008748 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008731 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-008753 | Mar 7, 2025 | Mar 5, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-003884 | Feb 10, 2025 | Feb 6, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-003885 | Feb 10, 2025 | Feb 6, 2025 |
| 4 | PRIMARY DOCUMENT | 0001127602-25-003887 | Feb 10, 2025 | Feb 6, 2025 |