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 | 2012-11-07 | 2012-11-05 |
| Quarterly report | 10-Q | 2012-11-06 | 2012-09-30 |
| Major company event | 8-K | 2012-10-31 | 2012-10-31 |
| CERTNYS | - | 2012-10-12 | - |
| 8-A12B | - | 2012-10-11 | - |
| Major company event | 8-K | 2012-10-11 | 2012-10-11 |
| Free writing prospectus | FWP | 2012-10-04 | - |
| Prospectus supplement | 424B2 | 2012-10-04 | - |
| Prospectus supplement | 424B2 | 2012-10-03 | - |
| Insider trade | 4 | 2012-09-11 | 2012-09-07 |
| Insider trade | 4 | 2012-08-30 | 2012-08-28 |
| Insider trade | 4 | 2012-08-21 | 2012-08-21 |
| Insider trade | 4 | 2012-08-21 | 2012-08-17 |
| 13F-NT | - | 2012-08-14 | 2012-06-30 |
| CERTNYS | - | 2012-08-08 | - |
| 8-A12B | - | 2012-08-08 | - |
| Prospectus supplement | 424B5 | 2012-08-08 | - |
| Quarterly report | 10-Q | 2012-08-08 | 2012-06-30 |
| Insider trade | 4 | 2012-08-07 | 2012-08-03 |
| Prospectus supplement | 424B2 | 2012-08-03 | - |
| Free writing prospectus | FWP | 2012-08-02 | - |
| Free writing prospectus | FWP | 2012-08-02 | - |
| 305B2 | - | 2012-08-01 | - |
| Prospectus supplement | 424B2 | 2012-08-01 | - |
| Major company event | 8-K | 2012-07-31 | 2012-07-31 |
| Insider trade | 4 | 2012-07-26 | 2012-07-24 |
| Insider trade | 4 | 2012-07-26 | 2012-07-24 |
| Insider trade | 4 | 2012-07-26 | 2012-07-24 |
| Insider trade | 4 | 2012-07-26 | 2012-07-24 |
| Insider trade | 4 | 2012-07-26 | 2012-07-24 |
| Insider trade | 4 | 2012-07-26 | 2012-07-24 |
| Insider trade | 4 | 2012-07-26 | 2012-07-24 |
| Insider trade | 4 | 2012-07-26 | 2012-07-24 |
| Major company event | 8-K | 2012-06-20 | 2012-06-18 |
| Insider trade | 4 | 2012-05-15 | 2012-05-11 |
| Insider trade | 4 | 2012-05-15 | 2012-05-11 |
| 13F-NT | - | 2012-05-15 | 2012-03-31 |
| Quarterly report | 10-Q | 2012-05-08 | 2012-03-31 |
| Insider trade | 4 | 2012-05-07 | 2012-05-03 |
| Annual report to shareholders | ARS | 2012-05-03 | 2011-12-31 |
| New insider ownership | 3 | 2012-05-03 | 2012-04-24 |
| Major company event | 8-K | 2012-05-01 | 2012-05-01 |
| Proxy materials | DEFA14A | 2012-04-30 | - |
| Proxy statement | DEF 14A | 2012-04-30 | 2012-06-18 |
| SEC correspondence | UPLOAD | 2012-04-24 | - |
| Company correspondence | CORRESP | 2012-04-04 | - |
| SEC correspondence | UPLOAD | 2012-03-15 | - |
| Insider trade | 4 | 2012-03-06 | 2012-03-03 |
| New insider ownership | 3 | 2012-03-06 | 2012-03-03 |
| Major company event | 8-K | 2012-03-06 | 2012-03-03 |