Mayville Engineering (MEC) Stock Chart & Stock Price History $12.99 +0.41 (+3.24%) Closing price 03:59 PM EasternExtended Trading$13.02 +0.03 (+0.22%) As of 04:49 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Mayville Engineering Stock Price Performance The Mayville Engineering (MEC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 37.38%, with a year-to-date return of -17.39%. In the past month, the stock has decreased 9.31%, reflecting recent market activity. As of the latest close, Mayville Engineering traded at $12.55 with a market cap of $255.02 million and volume of 254,968 shares. Five years ago, the stock traded at $9.40, representing a 38.16% increase over that period. At the time, it had a market cap of $188.56 million and a volume of 48,382 shares. Receive MEC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Mayville Engineering 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. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance-2.28%1 Month Performance-9.31%3 Month Performance-15.17%Year-To-Date Performance-17.39%1 Year Performance-37.38%5 Year Performance+38.16% MEC Stock Chart for Monday, October, 20, 2025 MEC Chart by TradingView Mayville Engineering 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 Capitalization10/17/2025$12.52$12.55+0.24%$13.26$12.25254,968 shs$255.02 million10/16/2025$13.29$12.52-5.79%$13.39$12.50146,351 shs$254.38 million10/15/2025$13.38$13.29-0.65%$13.61$13.0890,271 shs$270.05 million10/14/2025$13.26$13.38+0.88%$13.57$13.04123,568 shs$271.82 million10/13/2025$12.96$13.26+2.31%$13.38$13.0667,268 shs$269.42 million10/10/2025$13.27$12.96-2.34%$13.50$12.9595,897 shs$263.32 million10/09/2025$13.13$13.27+1.07%$13.30$13.05138,500 shs$269.65 million10/08/2025$13.06$13.13+0.57%$13.35$13.10122,780 shs$266.80 million10/07/2025$13.43$13.06-2.76%$13.40$13.0571,043 shs$265.25 million10/06/2025$13.70$13.43-1.96%$13.71$13.3486,226 shs$272.82 million Get the Latest News and Ratings for MEC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Mayville Engineering and its competitors with MarketBeat's FREE daily newsletter. 10/03/2025$13.56$13.70+1.03%$14.05$13.5696,692 shs$278.28 million10/02/2025$13.62$13.56-0.51%$13.75$13.41104,657 shs$275.44 million10/01/2025$13.75$13.62-0.92%$13.87$13.5199,630 shs$276.81 million09/30/2025$13.68$13.75+0.55%$13.92$13.51140,397 shs$279.40 million09/29/2025$13.57$13.68+0.79%$14.08$13.50156,149 shs$277.88 million09/26/2025$13.52$13.57+0.36%$13.69$13.42160,054 shs$275.70 million09/25/2025$13.64$13.52-0.88%$13.64$13.35170,219 shs$274.70 million09/24/2025$13.83$13.64-1.37%$14.07$13.62101,258 shs$277.17 million09/23/2025$14.10$13.83-1.89%$14.17$13.67113,480 shs$281.01 million09/22/2025$14.32$14.10-1.57%$14.33$14.05163,284 shs$286.38 million09/19/2025$14.69$14.32-2.53%$14.87$14.28211,799 shs$290.95 million Related Companies XPEL Stock Price Chart Northern Technologies International Stock Price Chart NuScale Power Stock Price Chart TSS Stock Price Chart Magnera Stock Price Chart Skyline Builders Group Stock Price Chart SU Group Stock Price Chart SKK Stock Price Chart Quanta Services Stock Price Chart AECOM Stock Price Chart Receive MEC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Mayville Engineering and its competitors with MarketBeat's FREE daily newsletter. 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