AFFILIATED MANAGERS GROUP, INC. SEC filing history

291 indexed filings. This is the filing history currently indexed by PortfolioSavvy, which may not include every SEC submission.

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SEC filing history

Showing 1–10 of 10 matching filings.

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25

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1

3/A

3/A filing

Filing date: 26 Jun 2026
Reporting date: 15 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 24 Apr 2026
Reporting date: 15 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 06 Apr 2026
Reporting date: 01 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 03 Oct 2025
Reporting date: 30 Sep 2025
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 24 May 2024
Reporting date: 22 May 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 05 Apr 2024
Reporting date: 01 Apr 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 05 Apr 2024
Reporting date: 01 Apr 2024
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 28 Oct 2021
Reporting date: 18 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 28 Oct 2021
Reporting date: 18 Oct 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

3

3 filing

Filing date: 21 Jul 2021
Reporting date: 19 Jul 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

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