AMG
Affiliated Managers Group, Inc. has filed 1,777 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 |
|---|---|---|---|
| Passive ownership stake (update) | SC 13G/A | 2019-06-07 | - |
| New insider ownership | 3 | 2019-06-07 | 2019-05-29 |
| Major company event | 8-K | 2019-05-30 | 2019-05-29 |
| Insider trade | 4 | 2019-05-17 | 2019-05-13 |
| 13F-NT | - | 2019-05-14 | 2019-03-31 |
| Insider trade | 4 | 2019-05-13 | 2019-05-10 |
| Quarterly report | 10-Q | 2019-05-09 | 2019-03-31 |
| Proxy materials | DEFA14A | 2019-05-06 | - |
| Major company event | 8-K | 2019-05-06 | 2019-05-01 |
| Major company event | 8-K | 2019-05-06 | 2019-05-06 |
| Proxy materials | DEFA14A | 2019-04-17 | - |
| Proxy statement | DEF 14A | 2019-04-17 | 2019-05-29 |
| SEC correspondence | UPLOAD | 2019-04-16 | - |
| Company correspondence | CORRESP | 2019-04-12 | - |
| SEC correspondence | UPLOAD | 2019-04-04 | - |
| Annual report (amended) | 10-K/A | 2019-04-01 | 2018-12-31 |
| 8-A12B | - | 2019-03-27 | - |
| Major company event | 8-K | 2019-03-27 | 2019-03-21 |
| Prospectus supplement | 424B5 | 2019-03-27 | - |
| Exchange certification | CERT | 2019-03-27 | - |
| Prospectus supplement | 424B5 | 2019-03-22 | - |
| Free writing prospectus | FWP | 2019-03-22 | - |
| Prospectus supplement | 424B5 | 2019-03-21 | - |
| S-3ASR | - | 2019-03-21 | - |
| Major company event | 8-K | 2019-03-20 | 2019-03-20 |
| Insider trade | 4 | 2019-03-04 | 2019-03-01 |
| Insider trade | 4 | 2019-02-22 | 2019-02-22 |
| Insider trade | 4 | 2019-02-22 | 2019-02-22 |
| Insider trade | 4 | 2019-02-22 | 2019-02-22 |
| Insider trade | 4 | 2019-02-22 | 2019-02-22 |
| Annual report | 10-K | 2019-02-22 | 2018-12-31 |
| Passive ownership stake (update) | SC 13G/A | 2019-02-14 | - |
| 13F-NT | - | 2019-02-14 | 2018-12-31 |
| Passive ownership stake | SC 13G | 2019-02-13 | - |
| Passive ownership stake | SC 13G | 2019-02-13 | - |
| Passive ownership stake (update) | SC 13G/A | 2019-02-11 | - |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Insider trade | 4 | 2019-02-07 | 2019-02-05 |
| Major company event | 8-K | 2019-02-04 | 2019-02-01 |