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Affiliated Managers Group, Inc. (AMG)
NYSE: AMG · Real-Time Price · USD
329.57
+1.61 (0.49%)
At close: Jan 22, 2026, 4:00 PM EST
329.57
0.00 (0.00%)
After-hours: Jan 22, 2026, 4:10 PM EST

Affiliated Managers Group Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Jan 22, 2026330.54334.00328.37329.57329.570.49%250,546
Jan 21, 2026321.61331.73321.50327.96327.962.88%455,092
Jan 20, 2026323.48330.00317.10318.78318.78-2.25%434,914
Jan 16, 2026321.22327.53321.22326.12326.121.21%342,446
Jan 15, 2026317.57325.66317.57322.23322.232.23%350,993
Jan 14, 2026312.00315.94310.00315.19315.191.40%230,847
Jan 13, 2026310.71313.56309.32310.84310.84-0.46%241,040
Jan 12, 2026305.50313.24303.76312.29312.291.38%373,784
Jan 9, 2026306.39309.35305.50308.03308.030.23%336,209
Jan 8, 2026306.45311.51305.34307.31307.31-0.13%497,191
Jan 7, 2026309.79309.79303.80307.70307.70-0.84%410,532
Jan 6, 2026303.63310.32300.80310.31310.312.22%324,116
Jan 5, 2026288.93305.63288.93303.57303.575.10%461,648
Jan 2, 2026288.75291.21287.33288.85288.850.20%477,769
Dec 31, 2025289.58291.87287.54288.28288.28-0.71%414,589
Dec 30, 2025292.00293.35286.32290.35290.35-0.59%468,668
Dec 29, 2025294.98298.04290.02292.08292.08-1.35%470,348
Dec 26, 2025291.68299.69291.42296.07296.071.70%321,942
Dec 24, 2025293.03293.74290.88291.13291.13-0.40%173,266
Dec 23, 2025287.56292.43287.56292.29292.291.61%368,837
Dec 22, 2025280.50287.86279.86287.67287.673.07%483,549
Dec 19, 2025275.91280.52275.38279.09279.091.55%1,059,831
Dec 18, 2025274.83276.99272.35274.83274.831.22%584,844
Dec 17, 2025274.94277.65269.51271.51271.51-0.60%571,845
Dec 16, 2025275.89275.95270.00273.15273.15-0.81%296,876
Dec 15, 2025281.89281.89273.34275.37275.37-0.74%348,405
Dec 12, 2025281.98281.98275.20277.41277.41-0.98%231,038
Dec 11, 2025279.84283.22277.04280.16280.160.20%666,975
Dec 10, 2025271.77280.71270.00279.60279.603.15%815,647
Dec 9, 2025271.05276.20270.00271.06271.060.31%940,050
Dec 8, 2025273.51275.61267.26270.21270.21-1.09%232,258
Dec 5, 2025270.80274.16270.45273.19273.190.55%155,305
Dec 4, 2025272.17276.40268.14271.69271.690.05%140,691
Dec 3, 2025266.39272.16266.39271.55271.552.03%200,786
Dec 2, 2025268.58276.24264.01266.16266.16-0.53%215,010
Dec 1, 2025266.41272.00266.41267.58267.58-0.46%393,503
Nov 28, 2025264.01270.28264.01268.83268.830.46%116,785
Nov 26, 2025266.24271.48265.39267.60267.600.56%251,350
Nov 25, 2025260.60266.30259.84266.11266.111.09%304,683
Nov 24, 2025257.08263.59256.79263.23263.232.48%272,848
Nov 21, 2025254.43258.82252.00256.87256.871.56%280,001
Nov 20, 2025257.83261.27251.33252.92252.92-0.37%372,876
Nov 19, 2025250.25254.41248.11253.85253.851.35%414,251
Nov 18, 2025250.17253.20246.11250.46250.46-0.31%161,414
Nov 17, 2025257.74259.60248.71251.23251.23-2.74%259,306
Nov 14, 2025257.32259.99254.90258.31258.31-0.30%308,942
Nov 13, 2025262.09265.59257.35259.10259.10-2.15%302,749
Nov 12, 2025258.02264.81256.92264.80264.792.78%417,783
Nov 11, 2025259.83260.60256.44257.65257.64-0.74%512,137
Nov 10, 2025262.00262.68258.05259.57259.560.12%147,872