Company · CIK 1004434 # AFFILIATED MANAGERS GROUP, INC. | CIK | [1004434](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0001004434) (SEC EDGAR) | | --- | --- | | Industry (SIC) | 6282 — Investment Advice | | Incorporated in | DE | | Business address | FL | | Listed | AMG (NYSE), MGR (NYSE), MGRB (NYSE), MGRD (NYSE), MGRE (NYSE) | | First annual or quarterly report | 1998-03-31 | ## Offerings 10 registrations | Registration | Label and status | First filed | Last event | Filings | | --- | --- | --- | --- | --- | | 333-285434 | Shelf Effective | 2025-02-28 | 2025-12-10 | 4 | | 333-263148 | Shelf Effective | 2022-03-01 | 2024-08-16 | 5 | | 333-230423 | Shelf Effective | 2019-03-21 | 2021-07-09 | 10 | | 333-210819 | Shelf Effective | 2016-04-19 | 2016-08-17 | 5 | | 333-190402 | Shelf Effective | 2013-08-06 | 2013-08-06 | 2 | | 333-168627 | Shelf Effective | 2010-08-06 | 2012-08-08 | 3 | | 333-148029 | Shelf Effective | 2007-12-12 | 2009-07-31 | 4 | | 333-148030 | Shelf Effective | 2007-12-12 | 2007-12-12 | 1 | | 333-135417 | Shelf Effective | 2006-06-28 | 2006-06-28 | 1 | | 333-105523 | Shelf Dormant | 2003-05-23 | 2003-05-23 | 1 | ## Filings 38 | Filed | Filing | Registration | Accession | | --- | --- | --- | --- | | 2025-12-10 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312525314311/0001193125-25-314311-index.htm) Shelf takedown | 333-285434 | 0001193125-25-314311 | | 2025-12-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312525310663/0001193125-25-310663-index.htm) Shelf takedown | 333-285434 | 0001193125-25-310663 | | 2025-03-07 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312525049926/0001193125-25-049926-index.htm) Shelf takedown | 333-285434 | 0001193125-25-049926 | | 2025-02-28 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000119312525042543/0001193125-25-042543-index.htm) Shelf registered | 333-285434 | 0001193125-25-042543 | | 2024-08-16 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312524202198/0001193125-24-202198-index.htm) Shelf takedown | 333-263148 | 0001193125-24-202198 | | 2024-08-15 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312524201061/0001193125-24-201061-index.htm) Shelf takedown | 333-263148 | 0001193125-24-201061 | | 2024-03-15 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312524069295/0001193125-24-069295-index.htm) Shelf takedown | 333-263148 | 0001193125-24-069295 | | 2022-05-27 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312522162397/0001193125-22-162397-index.htm) Shelf takedown | 333-263148 | 0001193125-22-162397 | | 2022-03-01 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000119312522061325/0001193125-22-061325-index.htm) Shelf registered | 333-263148 | 0001193125-22-061325 | | 2021-07-09 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312521211983/0001193125-21-211983-index.htm) Shelf takedown | 333-230423 | 0001193125-21-211983 | | 2021-07-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312521210427/0001193125-21-210427-index.htm) Shelf takedown | 333-230423 | 0001193125-21-210427 | | 2020-09-18 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312520249159/0001193125-20-249159-index.htm) Shelf takedown | 333-230423 | 0001193125-20-249159 | | 2020-09-17 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312520247671/0001193125-20-247671-index.htm) Shelf takedown | 333-230423 | 0001193125-20-247671 | | 2020-06-03 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312520159566/0001193125-20-159566-index.htm) Shelf takedown | 333-230423 | 0001193125-20-159566 | | 2020-06-02 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312520157989/0001193125-20-157989-index.htm) Shelf takedown | 333-230423 | 0001193125-20-157989 | | 2019-03-27 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312519088486/0001193125-19-088486-index.htm) Shelf takedown | 333-230423 | 0001193125-19-088486 | | 2019-03-22 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312519083521/0001193125-19-083521-index.htm) Shelf takedown | 333-230423 | 0001193125-19-083521 | | 2019-03-21 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000119312519081690/0001193125-19-081690-index.htm) Shelf takedown | 333-230423 | 0001193125-19-081690 | | 2019-03-21 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000119312519081655/0001193125-19-081655-index.htm) Shelf registered | 333-230423 | 0001193125-19-081655 | | 2016-08-17 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746916015014/0001047469-16-015014-index.htm) Shelf takedown | 333-210819 | 0001047469-16-015014 | | 2016-06-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746916013713/0001047469-16-013713-index.htm) Shelf takedown | 333-210819 | 0001047469-16-013713 | | 2016-06-07 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746916013651/0001047469-16-013651-index.htm) Shelf takedown | 333-210819 | 0001047469-16-013651 | | 2016-06-06 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746916013629/0001047469-16-013629-index.htm) Shelf takedown | 333-210819 | 0001047469-16-013629 | | 2016-04-19 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000104746916012315/0001047469-16-012315-index.htm) Shelf registered | 333-210819 | 0001047469-16-012315 | | 2013-08-06 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746913008136/0001047469-13-008136-index.htm) Shelf takedown | 333-190402 | 0001047469-13-008136 | | 2013-08-06 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000104746913008131/0001047469-13-008131-index.htm) Shelf registered | 333-190402 | 0001047469-13-008131 | | 2012-08-08 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746912007952/0001047469-12-007952-index.htm) Shelf takedown | 333-168627 | 0001047469-12-007952 | | 2011-07-26 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746911006601/0001047469-11-006601-index.htm) Shelf takedown | 333-168627 | 0001047469-11-006601 | | 2010-08-06 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000104746910007162/0001047469-10-007162-index.htm) Shelf registered | 333-168627 | 0001047469-10-007162 | | 2010-02-02 | [EFFECT](https://www.sec.gov/Archives/edgar/data/1004434/999999999510000410/9999999995-10-000410-index.htm) Declared effective | 333-164372 | 9999999995-10-000410 | | 2009-07-31 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746909007058/0001047469-09-007058-index.htm) Shelf takedown | 333-148029 | 0001047469-09-007058 | | 2009-05-01 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746909004869/0001047469-09-004869-index.htm) Shelf takedown | 333-148029 | 0001047469-09-004869 | | 2008-05-07 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746908006146/0001047469-08-006146-index.htm) Shelf takedown | 333-148029 | 0001047469-08-006146 | | 2007-12-12 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000104746907009976/0001047469-07-009976-index.htm) Shelf registered | 333-148030 | 0001047469-07-009976 | | 2007-12-12 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000104746907009975/0001047469-07-009975-index.htm) Shelf registered | 333-148029 | 0001047469-07-009975 | | 2006-06-28 | [S-3ASR](https://www.sec.gov/Archives/edgar/data/1004434/000104746906009010/0001047469-06-009010-index.htm) Shelf registered | 333-135417 | 0001047469-06-009010 | | 2004-10-14 | [424B5](https://www.sec.gov/Archives/edgar/data/1004434/000104746904031165/0001047469-04-031165-index.htm) Shelf takedown | 333-74558 | 0001047469-04-031165 | | 2003-05-23 | [S-3](https://www.sec.gov/Archives/edgar/data/1004434/000104746903019681/0001047469-03-019681-index.htm) Shelf registered | 333-105523 | 0001047469-03-019681 | [All filings of this company](https://equitycapital.markets/filings?cik=1004434) · [CSV](https://equitycapital.markets/filings.csv?cik=1004434) --- Source page: https://equitycapital.markets/company/1004434 · Data: U.S. SEC EDGAR · CC BY 4.0