Affiliated Managers Group (AMG) Stock Chart & Stock Price History $230.56 -11.28 (-4.66%) Closing price 03:59 PM EasternExtended Trading$230.72 +0.16 (+0.07%) As of 04:01 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Affiliated Managers Group Stock Price Performance The Affiliated Managers Group (AMG) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 24.07%, with a year-to-date return of 24.95%. In the past month, the stock has decreased 0.46%, reflecting recent market activity. As of the latest close, Affiliated Managers Group traded at $241.62 with a market cap of $6.86 billion and volume of 109,071 shares. Five years ago, the stock traded at $76.41, representing a 202.40% increase over that period. At the time, it had a market cap of $3.56 billion and a volume of 298,096 shares. Receive AMG Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Affiliated Managers Group and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. 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Read our full terms of service and privacy policy. 5 Day Performance-4.74%1 Month Performance-0.46%3 Month Performance+11.68%Year-To-Date Performance+24.95%1 Year Performance+24.07%5 Year Performance+202.40% AMG Stock Chart for Friday, October, 10, 2025 AMG Chart by TradingView Affiliated Managers Group Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization10/09/2025$241.78$241.62-0.07%$245.93$239.54109,071 shs$6.86 billion10/08/2025$239.40$241.78+0.99%$245.50$238.43177,400 shs$6.87 billion10/07/2025$244.75$239.40-2.18%$246.20$239.26192,291 shs$6.80 billion10/06/2025$242.58$244.75+0.90%$245.98$239.07170,791 shs$6.95 billion10/03/2025$236.32$242.58+2.65%$243.82$237.26437,036 shs$6.89 billion10/02/2025$231.12$236.32+2.25%$236.64$230.10187,589 shs$6.71 billion10/01/2025$238.53$231.12-3.11%$236.85$230.89219,337 shs$6.57 billion09/30/2025$238.51$238.53+0.01%$240.70$236.41144,074 shs$6.78 billion09/29/2025$238.83$238.51-0.13%$240.73$237.26145,386 shs$6.78 billion09/26/2025$237.83$238.83+0.42%$241.02$238.21179,800 shs$6.79 billion Get the Latest News and Ratings for AMG and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Affiliated Managers Group and its competitors with MarketBeat's FREE daily newsletter. 09/25/2025$236.68$237.83+0.49%$238.26$235.23134,528 shs$6.76 billion09/24/2025$241.49$236.68-2.00%$243.60$235.97230,843 shs$6.72 billion09/23/2025$244.58$241.49-1.26%$250.15$240.80324,307 shs$6.86 billion09/22/2025$243.08$244.58+0.61%$245.00$240.09211,649 shs$6.95 billion09/19/2025$244.28$243.08-0.49%$245.34$242.08328,724 shs$6.91 billion09/18/2025$238.46$244.28+2.44%$245.97$238.30267,978 shs$6.94 billion09/17/2025$234.67$238.46+1.62%$240.79$234.92345,954 shs$6.77 billion09/16/2025$234.86$234.67-0.08%$236.83$233.69250,087 shs$6.67 billion09/15/2025$235.82$234.86-0.41%$238.14$233.69224,094 shs$6.67 billion09/12/2025$236.19$235.82-0.16%$238.29$235.16206,428 shs$6.70 billion09/11/2025$232.13$236.19+1.75%$237.18$231.25275,035 shs$6.71 billion09/10/2025$232.11$232.13+0.01%$234.62$230.28157,803 shs$6.59 billion09/09/2025$231.35$232.11+0.33%$233.18$229.65197,242 shs$6.59 billion Related Companies SEI Investments Stock Chart Ameriprise Financial Stock Chart Artisan Partners Asset Management Stock Chart Franklin Resources Stock Chart BlackRock Stock Chart Equitable Stock Chart Invesco Stock Chart Janus Henderson Group Stock Chart Stifel Financial Stock Chart Northern Trust Stock Chart Receive AMG Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Affiliated Managers Group and its competitors with MarketBeat's FREE daily newsletter. 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