Employer with a benefit plan ยท SEC filer
AFFILIATED MANAGERS GROUP, INC.
600 HALE STREET, PRIDES CROSSING, MA 01965
EIN
04-3218510
SEC CIK
0001004434
SEC · 2026-08-28
Industry (SIC)
Investment Advice (6282)
SEC · 2026-08-28
State of incorporation
DE
SEC · 2026-08-28
Ticker
AMG, MGR, MGRB, MGRD, MGRE
SEC · 2026-08-28
Latest SEC filing
N-PX 2026-08-28
SEC · 2026-08-28
Benefit plan 511, 2024 filing
AFFILIATED MANAGERS GROUP, INC. GROUP BENEFITS PLAN
DOL · 2026-05-28
Participants (start of year)
231
DOL · 2026-05-28
Plan features
code 4A4B4D4H4Q
DOL · 2026-05-28
Plan type
Single-employer plan
DOL · 2026-05-28
Business code (NAICS)
523900
DOL · 2026-05-28
Benefit plan 1, 2024 filing
AFFILIATED MANAGERS GROUP, INC. 401(K) PROFIT SHARING PLAN
DOL · 2025-10-15
Participants (start of year)
380
DOL · 2025-10-15
Plan features
code 2E2F2H2J2K2T3H
DOL · 2025-10-15
Plan type
Single-employer plan
DOL · 2025-10-15