AFFILIATED MANAGERS GROUP, INC. Fair Value Disclosure
Fair Value Measurements | ||||||||
December 31, 2024 | ||||||||
Level 1 | Level 2 | Level 3 | ||||||
Financial Assets(1) | ||||||||
Investments in equity securities . . . . . . . . . . . . . . . . . . . . . . | $32.3 | $32.3 | $— | $— | ||||
Investments in debt securities . . . . . . . . . . . . . . . . . . . . . . . | 24.3 | — | 24.3 | — | ||||
Financial Liabilities(2) | ||||||||
Contingent payment obligations . . . . . . . . . . . . . . . . . . . . . | $5.7 | $— | $— | $5.7 | ||||
Affiliate equity purchase obligations . . . . . . . . . . . . . . . . . . | 54.8 | — | — | 54.8 | ||||
Fair Value Measurements | ||||||||
December 31, 2025 | ||||||||
Level 1 | Level 2 | Level 3 | ||||||
Financial Assets(1) | ||||||||
Investments in equity securities . . . . . . . . . . . . . . . . . . . . . . | $34.8 | $34.8 | $— | $— | ||||
Investments in debt securities . . . . . . . . . . . . . . . . . . . . . . . | 50.0 | — | 50.0 | — | ||||
Financial Liabilities(2) | ||||||||
Contingent payment obligations . . . . . . . . . . . . . . . . . . . . . | $0.0 | $— | $— | $0.0 | ||||
Affiliate equity purchase obligations . . . . . . . . . . . . . . . . . . | 161.2 | — | — | 161.2 | ||||
For the Years Ended December 31, | ||||||||
2024 | 2025 | |||||||
Contingent Payment Obligations | Affiliate Equity Purchase Obligations | Contingent Payment Obligations | Affiliate Equity Purchase Obligations | |||||
Balance, beginning of period . . . . . . . . . . . . . . . . . . . . . . . . . | $14.7 | $53.9 | $5.7 | $54.8 | ||||
Purchases and issuances(1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . | — | 110.0 | — | 240.5 | ||||
Settlements and reductions . . . . . . . . . . . . . . . . . . . . . . . . . . . | — | (108.7) | (4.9) | (176.5) | ||||
Net realized and unrealized (gains) losses(2) . . . . . . . . . . . . . . | (9.0) | (0.4) | (0.8) | 42.4 | ||||
Balance, end of period . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . | $5.7 | $54.8 | $0.0 | $161.2 | ||||
Net change in unrealized (gains) losses relating to instruments still held at the reporting date(1) . . . . . . . . . . . . . . | $(9.0) | $0.1 | $(0.1) | $43.3 | ||||
Quantitative Information about Level 3 Fair Value Measurements | ||||||||||||||||
December 31, 2024 | December 31, 2025 | |||||||||||||||
Valuation Techniques | Unobservable Input | Fair Value | Range | Weighted Average(1) | Fair Value | Range | Weighted Average(1) | |||||||||
Contingent payment obligations . . . . . . . . . | Monte Carlo simulation | Volatility | $5.7 | 18% | 18% | $0.0 | 13% | 13% | ||||||||
Discount rates | 4% | 4% | 5% | 5% | ||||||||||||
Affiliate equity purchase obligations . . | Discounted cash flow | Growth rates(2) | $45.2 | (4)% - 9% | (1)% | $113.0 | (10)% - 11% | 3% | ||||||||
Discount rates | 12% - 19% | 14% | 11% - 18% | 14% | ||||||||||||
Monte Carlo simulation | Volatility | $9.6 | 10% - 15% | 11% | $48.2 | 15% | 15% | |||||||||
Discount rates | 6% | 6% | 5% | 5% | ||||||||||||
December 31, 2024 | December 31, 2025 | |||||||||
Carrying Value | Fair Value | Carrying Value | Fair Value | Fair Value Hierarchy | ||||||
Senior notes . . . . . . . . . . . . . . . . . . . . . . . . . | $1,097.4 | $1,062.9 | $1,172.0 | $1,171.0 | Level 2 | |||||
Junior subordinated notes . . . . . . . . . . . . . . . | 1,216.0 | 1,035.6 | 1,216.1 | 995.2 | Level 2 | |||||
Historical Timeline
| Fiscal Year | Filed | |
|---|---|---|
| 2025 | Feb 17, 2026 | Showing above |
| 2024 | Feb 14, 2025 | |
| 2023 | Feb 16, 2024 | |
| 2022 | Feb 17, 2023 | |
| 2021 | Feb 18, 2022 | |
| 2020 | Feb 19, 2021 | |
| 2019 | Feb 28, 2020 | |
| 2018 | Feb 22, 2019 | |
| 2017 | Feb 23, 2018 | |
| 2016 | Feb 24, 2017 | |
| 2015 | Feb 25, 2016 | |
About Fair Value Disclosures
Fair value disclosures classify all assets and liabilities measured at fair value into a three-level hierarchy: Level 1 (quoted market prices), Level 2 (observable inputs like yield curves), and Level 3 (unobservable inputs requiring management estimates). The proportion of Level 3 assets directly reflects how much of the balance sheet depends on internal models rather than market evidence.
Key signals: a growing Level 3 balance relative to total fair-value assets increases valuation uncertainty and earnings volatility risk. Watch for transfers between levels — assets moving from Level 2 to Level 3 often signal deteriorating market liquidity. Unrealized gains and losses on Level 3 positions flow through earnings or other comprehensive income, so large swings deserve scrutiny. For financial institutions, examine the sensitivity disclosures that show how Level 3 valuations change under alternative assumptions. Compare the fair value of debt against its carrying amount to gauge hidden leverage.