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Affiliated Managers Group, Inc. (AMG)
NYSE: AMG · Real-Time Price · USD
380.89
+14.16 (3.86%)
At close: Aug 3, 2026, 4:00 PM EDT
375.56
-5.33 (-1.40%)
After-hours: Aug 3, 2026, 7:46 PM EDT

Affiliated Managers Group Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Aug 3, 2026368.70384.11368.70380.89380.893.86%294,226
Jul 31, 2026366.13375.41365.00366.73366.730.35%232,397
Jul 30, 2026363.70374.86355.00365.46365.461.50%267,679
Jul 29, 2026366.01370.75360.07360.07360.07-2.72%257,038
Jul 28, 2026364.04375.00360.95370.12370.121.74%244,079
Jul 27, 2026361.66369.58359.02363.80363.801.54%199,214
Jul 24, 2026349.01358.68347.95358.29358.293.02%196,761
Jul 23, 2026344.11348.75338.44347.77347.770.31%236,465
Jul 22, 2026340.85356.05340.85346.70346.701.80%349,009
Jul 21, 2026368.21373.55328.11340.58340.58-6.98%910,140
Jul 20, 2026373.24377.16365.86366.12366.12-1.00%109,749
Jul 17, 2026367.77373.74359.94369.83369.83-1.85%217,326
Jul 16, 2026377.11381.06373.13376.79376.79-0.74%189,943
Jul 15, 2026370.00382.75369.93379.59379.593.71%170,507
Jul 14, 2026359.98368.86359.98366.00366.001.73%194,219
Jul 13, 2026365.58369.14357.86359.78359.78-1.81%234,556
Jul 10, 2026368.40369.94366.20366.41366.410.40%198,095
Jul 9, 2026359.39366.47356.31364.96364.962.44%217,957
Jul 8, 2026357.85360.31353.68356.27356.27-0.96%231,932
Jul 7, 2026360.45361.75354.40359.72359.720.87%225,521
Jul 6, 2026345.34357.85344.44356.61356.613.49%289,688
Jul 2, 2026340.79345.61337.96344.60344.602.28%193,133
Jul 1, 2026338.50348.50336.76336.91336.91-0.44%303,921
Jun 30, 2026344.33349.21336.36338.40338.40-1.19%528,967
Jun 29, 2026342.05343.94334.20342.46342.460.14%423,692
Jun 26, 2026340.19344.55337.57341.98341.980.56%428,183
Jun 25, 2026342.52346.59337.35340.08340.080.29%197,577
Jun 24, 2026350.15350.38337.51339.10339.10-3.18%255,778
Jun 23, 2026352.27356.34349.35350.22350.22-1.98%259,610
Jun 22, 2026354.92358.99349.00357.31357.311.25%317,034
Jun 18, 2026361.53361.78351.16352.90352.90-0.78%624,657
Jun 17, 2026357.42362.94353.94355.67355.67-0.51%255,903
Jun 16, 2026355.85359.49353.92357.50357.501.29%169,364
Jun 15, 2026359.30363.89352.12352.93352.93-0.48%238,901
Jun 12, 2026347.08355.55346.00354.62354.622.99%350,426
Jun 11, 2026341.13345.81335.56344.33344.332.68%233,289
Jun 10, 2026339.42346.79334.60335.34335.34-1.98%325,613
Jun 9, 2026339.58348.15333.01342.12342.121.63%362,717
Jun 8, 2026337.09345.07334.98336.62336.62-0.06%613,033
Jun 5, 2026332.71338.07328.38336.81336.810.59%611,126
Jun 4, 2026312.62336.76312.62334.82334.827.45%544,275
Jun 3, 2026306.52312.87299.81311.61311.610.35%374,417
Jun 2, 2026302.39312.30301.90310.52310.522.67%307,752
Jun 1, 2026302.39307.35300.04302.45302.45-0.13%258,145
May 29, 2026303.16307.10301.70302.85302.85-0.04%456,409
May 28, 2026305.88308.71301.63302.96302.96-1.61%268,827
May 27, 2026308.95313.35303.51307.92307.92-0.24%451,146
May 26, 2026304.08309.75303.30308.65308.652.22%227,611
May 22, 2026303.53306.47295.78301.96301.96-0.22%262,535
May 21, 2026299.42302.84295.41302.63302.630.43%327,736