AMG
Affiliated Managers Group, Inc. has filed 1,778 documents with the SEC between 1997 and 2026. The most frequent type is insider trade (861 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Insider trade | 4 | 2010-07-22 | 2010-07-20 |
| SEC correspondence | UPLOAD | 2010-07-22 | - |
| Company correspondence | CORRESP | 2010-07-12 | - |
| Major company event | 8-K | 2010-07-01 | 2010-06-29 |
| Insider trade | 4 | 2010-06-16 | 2010-06-14 |
| SEC correspondence | UPLOAD | 2010-06-15 | - |
| Major company event | 8-K | 2010-06-14 | 2010-06-08 |
| 13F-NT | - | 2010-05-13 | 2010-03-31 |
| Company correspondence | CORRESP | 2010-05-11 | - |
| Quarterly report | 10-Q | 2010-05-10 | 2010-03-31 |
| Insider trade | 4 | 2010-05-05 | 2010-05-03 |
| Insider trade | 4 | 2010-05-05 | 2010-05-03 |
| Insider trade | 4 | 2010-05-04 | 2010-05-03 |
| Insider trade | 4 | 2010-05-04 | 2010-04-30 |
| Proxy materials | DEFA14A | 2010-04-29 | - |
| Proxy statement | DEF 14A | 2010-04-29 | 2010-06-08 |
| Major company event | 8-K | 2010-04-27 | 2010-04-27 |
| SEC correspondence | UPLOAD | 2010-04-19 | - |
| Annual report (amended) | 10-K/A | 2010-03-31 | 2009-12-31 |
| Insider trade | 4 | 2010-03-15 | 2010-03-15 |
| Insider trade | 4 | 2010-03-15 | 2010-03-11 |
| Insider trade | 4 | 2010-03-08 | 2010-03-04 |
| Insider trade | 4 | 2010-03-02 | 2010-02-26 |
| New insider ownership | 3 | 2010-03-02 | 2010-02-26 |
| Major company event | 8-K | 2010-03-02 | 2010-02-26 |
| Annual report | 10-K | 2010-03-01 | 2009-12-31 |
| Insider trade | 4 | 2010-02-26 | 2010-02-24 |
| 424B3 | - | 2010-02-24 | - |
| Major company event | 8-K | 2010-02-17 | 2010-02-10 |
| 13F-NT | - | 2010-02-12 | 2009-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2010-02-03 | - |
| EFFECT | - | 2010-02-02 | - |
| S-4/A | - | 2010-02-02 | - |
| Major company event | 8-K | 2010-02-01 | 2010-02-01 |
| Passive ownership stake | SC 13G | 2010-01-29 | - |
| 425 | - | 2010-01-28 | - |
| Insider trade | 4 | 2010-01-22 | 2010-01-20 |
| S-4 | - | 2010-01-15 | - |
| Insider trade | 4 | 2010-01-13 | 2010-01-11 |
| Insider trade | 4 | 2010-01-13 | 2010-01-11 |
| Insider trade | 4 | 2010-01-13 | 2010-01-11 |
| Insider trade | 4 | 2010-01-13 | 2010-01-11 |
| Insider trade | 4 | 2010-01-13 | 2010-01-11 |
| Activist ownership stake | SC 13D | 2009-12-22 | - |
| 425 | - | 2009-12-14 | - |
| 425 | - | 2009-12-14 | - |
| 425 | - | 2009-12-14 | - |
| Major company event | 8-K | 2009-12-07 | 2009-12-07 |
| Insider trade | 4 | 2009-12-04 | 2009-12-02 |
| Insider trade | 4 | 2009-12-04 | 2009-12-02 |