AMG: Affiliated Managers Group Inc.

As of Friday, September 18th, 2026

$ 355.80

+3.62 +1.03%

Open: 353.24
High: 358.39
Low: 349.58
Volume: 505,328
Previous Close on Thursday, September 17th, 2026

$ 352.18

+9.36 +2.73%

Open: 348.00
High: 356.02
Low: 346.66
Volume: 257,926

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-09-18 353.24 358.39 349.58 355.80 505,328 +3.62 +1.03
2026-09-17 348.00 356.02 346.66 352.18 257,926 +9.36 +2.73
2026-09-16 348.66 352.66 339.87 342.82 290,962 -5.12 -1.47
2026-09-15 348.78 354.47 344.60 347.94 2,353 -2.04 -0.58
2026-09-14 353.41 357.43 342.55 349.98 21,661 -5.63 -1.58
2026-09-11 360.43 360.43 352.59 355.61 181,844 +1.08 +0.30
2026-09-10 354.28 358.75 350.99 354.53 216,697 -1.32 -0.37
2026-09-09 359.57 359.81 354.11 355.85 247,868 -4.37 -1.21
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 358.39
On 2026-09-18		 339.87
On 2026-09-16		 0.19 0.05 357.43
On 2026-09-14		 339.87
On 2026-09-16		 -4.91 349.74
10D 371.80
On 2026-09-04		 339.87
On 2026-09-16		 -10.38 -2.83 371.80
On 2026-09-04		 339.87
On 2026-09-16		 -8.59 354.52
20D 376.75
On 2026-08-28		 339.87
On 2026-09-16		 3.19 0.90 376.75
On 2026-08-28		 339.87
On 2026-09-16		 -9.79 359.46
WTD 358.39
On 2026-09-18		 339.87
On 2026-09-16		 0.19 0.05 357.43
On 2026-09-14		 339.87
On 2026-09-16		 -4.91 349.74
MTD 374.09
On 2026-09-02		 339.87
On 2026-09-16		 -12.39 -3.37 374.09
On 2026-09-02		 339.87
On 2026-09-16		 -9.15 356.04
As of Friday, September 18th, 2026
 
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AMG

Affiliated Managers Group Inc.

355.80 +3.62 +1.03 505,328