ACNB (ACNB) Stock Chart & Stock Price History $43.50 -0.02 (-0.03%) As of 11:01 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ACNB Stock Price Performance The ACNB (ACNB) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 3.44%, with a year-to-date return of 9.23%. In the past month, the stock has decreased 3.71%, reflecting recent market activity. As of the latest close, ACNB traded at $43.52 with a market cap of $455.57 million and volume of 21,416 shares. Five years ago, the stock traded at $21.65, representing a 100.95% increase over that period. At the time, it had a market cap of $188.27 million and a volume of 6,257 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-0.56%1 Month Performance-3.71%3 Month Performance-1.06%Year-To-Date Performance+9.23%1 Year Performance+3.44%5 Year Performance+100.95% ACNB Stock Chart for Wednesday, October, 8, 2025 ACNB Chart by TradingView ACNB 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 Capitalization10/07/2025$43.98$43.52-1.05%$43.91$43.4921,416 shs$455.57 million10/06/2025$43.75$43.98+0.53%$43.98$43.6614,356 shs$460.47 million10/03/2025$43.16$43.75+1.37%$44.04$43.3911,740 shs$458.06 million10/02/2025$43.51$43.16-0.80%$43.50$42.9820,204 shs$451.89 million10/01/2025$44.04$43.51-1.20%$43.82$43.5118,613 shs$455.46 million09/30/2025$43.70$44.04+0.78%$44.24$43.5015,240 shs$461.10 million09/29/2025$44.67$43.70-2.17%$44.73$43.5014,668 shs$457.54 million09/26/2025$44.53$44.67+0.31%$44.78$44.599,298 shs$467.70 million09/25/2025$44.53$44.53$44.78$44.0019,246 shs$466.14 million09/24/2025$44.36$44.53+0.38%$44.76$44.4511,701 shs$466.23 million Get the Latest News and Ratings for ACNB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ACNB and its competitors with MarketBeat's FREE daily newsletter. 09/23/2025$44.60$44.36-0.54%$44.74$44.1412,833 shs$464.45 million09/22/2025$45.16$44.60-1.24%$44.86$44.2316,856 shs$466.87 million09/19/2025$46.02$45.16-1.87%$45.99$44.5665,378 shs$472.74 million09/18/2025$45.11$46.02+2.02%$46.30$44.9022,482 shs$481.83 million09/17/2025$44.17$45.11+2.13%$46.13$44.8924,976 shs$472.30 million09/16/2025$44.77$44.17-1.34%$45.11$44.1213,975 shs$462.37 million09/15/2025$44.95$44.77-0.40%$46.00$44.7012,214 shs$468.74 million09/12/2025$45.19$44.95-0.53%$45.30$44.6712,428 shs$470.63 million09/11/2025$44.87$45.19+0.71%$45.47$44.6712,560 shs$473.14 million09/10/2025$44.51$44.87+0.81%$45.01$44.2011,385 shs$469.70 million09/09/2025$45.18$44.51-1.48%$44.73$44.4910,422 shs$466.02 million09/08/2025$44.91$45.18+0.60%$45.18$44.7211,074 shs$473.04 million Related Companies First Business Financial Services Stock Price Chart First Community Bancshares Stock Price Chart First Mid Bancshares Stock Price Chart Mercantile Bank Stock Price Chart MidWestOne Financial Group Stock Price Chart Origin Bancorp Stock Price Chart First Financial Corporation Indiana Stock Price Chart West Bancorporation Stock Price Chart Bar Harbor Bankshares Stock Price Chart Tompkins Financial Stock Price Chart Receive ACNB Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ACNB and its competitors with MarketBeat's FREE daily newsletter. 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