AFFILIATED MANAGERS GROUP, INC. - AMG
Ownership (Schedule 13D / 13G) · latest 50 filings
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| Filed | Form | Reporting person | Percent | Shares | SEC |
|---|---|---|---|---|---|
| Mar 26, 2026 | SCHEDULE 13G/A | The Vanguard Group | 0.0% | 0 | View |
| Mar 05, 2026 | SCHEDULE 13G/A | The Vanguard Group | 10.2% | 2,723,566 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | Clarkston Capital Partners, LLC | 3.21% | 904,119 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | Clarkston Companies, Inc. | 3.21% | 904,119 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | Modell Capital LLC | 3.21% | 904,119 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | Jeffrey A. Hakala | 3.21% | 904,119 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | Gerald W. Hakala | 3.21% | 904,119 | View |
| Feb 13, 2026 | SCHEDULE 13G/A | Jeremy J. Modell | 3.21% | 904,119 | View |
| Nov 07, 2025 | SCHEDULE 13G/A | Morgan Stanley | 7.0% | 1,983,387 | View |
| Nov 07, 2025 | SCHEDULE 13G/A | Atlanta Capital Management Company, LLC | 6.3% | 1,778,903 | View |
| Nov 07, 2025 | SCHEDULE 13G/A | Eaton Vance Atlanta Capital SMID-Cap Fund | 4.5% | 1,276,051 | View |
| Oct 30, 2025 | SCHEDULE 13G/A | Integrated Core Strategies (US) LLC | 3.4% | 974,596 | View |
| Oct 30, 2025 | SCHEDULE 13G/A | Millennium Management LLC | 3.6% | 1,017,113 | View |
| Oct 30, 2025 | SCHEDULE 13G/A | Millennium Group Management LLC | 3.6% | 1,017,113 | View |
| Oct 30, 2025 | SCHEDULE 13G/A | Israel A. Englander | 3.6% | 1,017,113 | View |
| Oct 30, 2025 | SCHEDULE 13G/A | The Vanguard Group | 9.75% | 2,771,811 | View |
Percent = "% of class represented by amount beneficially owned" for this reporting person in the filed 13D/13G.
Shares = reported beneficial ownership amount for the same row (not portfolio shares from 13F).
Amendments (/A) can repeat the same holder over time, so rows should not be summed.
Extraction is best-effort from filing text and can be missing or noisy; verify exact figures via the SEC link in each row.