Old Second Bancorp (OSBC) Stock Chart & Stock Price History $19.09 +0.19 (+1.01%) As of 01:04 PM 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 Old Second Bancorp Stock Price Performance The Old Second Bancorp (OSBC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 28.99%, with a year-to-date return of 7.37%. In the past month, the stock has increased 14.52%, reflecting recent market activity. As of the latest close, Old Second Bancorp traded at $18.90 with a market cap of $851.63 million and volume of 383,986 shares. Five years ago, the stock traded at $7.54, representing a 153.18% increase over that period. At the time, it had a market cap of $230.95 million and a volume of 102,600 shares. Receive OSBC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Old Second Bancorp and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+7.85%1 Month Performance+14.52%3 Month Performance+24.93%Year-To-Date Performance+7.37%1 Year Performance+28.99%5 Year Performance+153.18% OSBC Stock Chart for Thursday, July, 3, 2025 OSBC Chart by TradingView Old Second Bancorp 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 Capitalization07/02/2025$18.34$18.90+3.05%$18.98$18.37383,986 shs$851.63 million07/01/2025$17.74$18.34+3.38%$18.48$17.67362,141 shs$826.40 million06/30/2025$17.70$17.74+0.23%$17.86$17.61222,602 shs$799.36 million06/27/2025$17.64$17.70+0.34%$17.76$17.09414,223 shs$797.56 million06/26/2025$17.25$17.64+2.26%$17.66$17.13161,860 shs$794.86 million06/25/2025$17.36$17.25-0.63%$17.33$17.17173,591 shs$777.22 million06/24/2025$17.19$17.36+0.99%$17.63$17.11263,832 shs$782.24 million06/23/2025$16.71$17.19+2.87%$17.20$16.60163,585 shs$774.58 million06/20/2025$16.69$16.71+0.12%$16.91$16.66285,115 shs$752.89 million06/19/2025$16.69$16.69$16.84$16.57199,946 shs$752.05 million Get the Latest News and Ratings for OSBC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Old Second Bancorp and its competitors with MarketBeat's FREE daily newsletter. 06/18/2025$16.70$16.69-0.06%$16.84$16.57199,946 shs$752.05 million06/17/2025$16.75$16.70-0.30%$16.85$16.55269,745 shs$752.44 million06/16/2025$16.67$16.75+0.48%$17.08$16.69259,037 shs$754.69 million06/13/2025$17.09$16.67-2.46%$16.96$16.62187,197 shs$751.08 million06/12/2025$17.06$17.09+0.18%$17.11$16.75203,436 shs$770.01 million06/11/2025$17.21$17.06-0.87%$17.33$16.80148,544 shs$768.66 million06/10/2025$17.00$17.21+1.24%$17.32$16.96164,282 shs$775.41 million06/09/2025$16.77$17.00+1.37%$17.10$16.81170,877 shs$765.95 million06/06/2025$16.34$16.77+2.63%$16.78$16.51196,033 shs$755.59 million06/05/2025$16.36$16.34-0.12%$16.43$16.21162,741 shs$736.22 million06/04/2025$16.67$16.36-1.86%$16.75$16.33165,879 shs$737.12 million06/03/2025$16.47$16.67+1.21%$16.74$16.26185,642 shs$751.08 million06/02/2025$16.67$16.47-1.20%$16.51$16.27159,049 shs$742.07 million Related Companies BUSE Stock Price Chart CATY Stock Price Chart FFBC Stock Price Chart FRME Stock Price Chart OCFC Stock Price Chart STBA Stock Price Chart TCBK Stock Price Chart TOWN Stock Price Chart UBSI Stock Price Chart UVSP Stock Price Chart Receive OSBC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Old Second Bancorp and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:OSBC) was last updated on 7/3/2025 by MarketBeat.com Staff From Our PartnersYour Bank Account Is No Longer SafeWhat If Washington Declared That: YOUR Money ISN'T Actually Yours? 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