Affiliated Managers Group Inc. (AMG)
Showing Closing Date Range from Apr 29 to Oct 26, 2026 compared to Oct 30, 2025 to Apr 28, 2026.
Compare Last 6 Months with Previous Period
Current Period Close
$390.97
Apr 29, 2026 - Oct 26, 2026
Previous Period Close
$292.47
Oct 30, 2025 - Apr 28, 2026
Net Comparison Delta
+$98.50 (+33.68%)
Relative performance vs prior benchmark
Historical Quotes & Breakdown(122 dates)
| Current Date | Current Close | Previous Date | Previous Close | Delta (%) |
|---|---|---|---|---|
| Oct 26, 2026 | $390.97 | Apr 27, 2026 | $291.57 | +34.09% |
| Oct 23, 2026 | $383.42 | Apr 24, 2026 | $287.44 | +33.39% |
| Oct 22, 2026 | $395.53 | Apr 23, 2026 | $284.39 | +39.08% |
| Oct 21, 2026 | $393.66 | Apr 22, 2026 | $301.30 | +30.65% |
| Oct 20, 2026 | $388.75 | Apr 21, 2026 | $300.91 | +29.19% |
| Oct 19, 2026 | $385.10 | Apr 20, 2026 | $300.97 | +27.95% |
| Oct 16, 2026 | $383.76 | Apr 17, 2026 | $294.98 | +30.10% |
| Oct 15, 2026 | $383.04 | Apr 16, 2026 | $299.41 | +27.93% |
| Oct 14, 2026 | $372.17 | Apr 15, 2026 | $301.15 | +23.58% |
| Oct 13, 2026 | $379.01 | Apr 14, 2026 | $303.21 | +25.00% |
| Oct 12, 2026 | $381.83 | Apr 13, 2026 | $291.10 | +31.17% |
| Oct 09, 2026 | $387.26 | Apr 10, 2026 | $285.36 | +35.71% |
| Oct 08, 2026 | $386.99 | Apr 09, 2026 | $286.32 | +35.16% |
| Oct 07, 2026 | $377.09 | Apr 08, 2026 | $286.48 | +31.63% |
| Oct 06, 2026 | $379.72 | Apr 07, 2026 | $270.31 | +40.48% |
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