Old Second Bancorp (OSBC) Stock Chart & Stock Price History $16.65 -0.38 (-2.23%) Closing price 04:00 PM EasternExtended Trading$16.65 0.00 (0.00%) As of 04:04 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 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 12.88%, with a year-to-date return of -6.36%. In the past month, the stock has increased 13.42%, reflecting recent market activity. As of the latest close, Old Second Bancorp traded at $17.03 with a market cap of $767.30 million and volume of 101,905 shares. Five years ago, the stock traded at $7.07, representing a 135.50% increase over that period. At the time, it had a market cap of $203.49 million and a volume of 158,300 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-2.63%1 Month Performance+13.42%3 Month Performance-9.17%Year-To-Date Performance-6.36%1 Year Performance+12.88%5 Year Performance+135.50% OSBC Stock Chart for Wednesday, May, 21, 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 Capitalization05/21/2025$17.03$16.65-2.23%$17.00$16.64225,249 shs$750.18 million05/20/2025$17.08$17.03-0.29%$17.11$17.00101,905 shs$767.30 million05/19/2025$17.10$17.08-0.12%$17.15$16.33176,276 shs$769.56 million05/16/2025$17.21$17.10-0.64%$17.27$16.59474,795 shs$770.46 million05/15/2025$17.01$17.21+1.18%$17.32$16.47146,224 shs$775.26 million05/14/2025$17.19$17.01-1.05%$17.16$16.82139,568 shs$766.25 million05/13/2025$17.09$17.19+0.59%$17.29$17.07204,487 shs$774.36 million05/12/2025$16.64$17.09+2.70%$17.46$17.05190,166 shs$769.85 million05/09/2025$16.76$16.64-0.69%$16.99$16.31258,701 shs$749.58 million05/08/2025$16.36$16.76+2.43%$16.84$16.42246,081 shs$754.76 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. 05/07/2025$16.39$16.36-0.20%$16.95$16.29269,615 shs$736.88 million05/06/2025$16.41$16.39-0.12%$16.51$15.53255,535 shs$738.32 million05/05/2025$16.29$16.41+0.74%$16.51$16.13341,516 shs$739.22 million05/02/2025$15.97$16.29+2.00%$16.71$16.05208,130 shs$733.82 million05/01/2025$15.79$15.97+1.14%$16.08$15.28163,411 shs$719.40 million04/30/2025$16.14$15.79-2.17%$15.95$15.46261,577 shs$711.29 million04/29/2025$15.97$16.14+1.06%$16.18$15.64140,313 shs$727.06 million04/28/2025$15.57$15.97+2.57%$16.00$15.41237,154 shs$719.40 million04/25/2025$15.60$15.57-0.19%$15.58$15.33269,491 shs$701.38 million04/24/2025$15.46$15.60+0.91%$15.72$15.01304,795 shs$702.73 million04/23/2025$15.25$15.46+1.38%$15.86$15.39209,263 shs$696.43 million04/22/2025$14.68$15.25+3.88%$15.29$14.70177,713 shs$686.97 million04/21/2025$14.78$14.68-0.68%$14.74$14.30209,054 shs$661.29 million Related Companies INTR Stock Price Chart CORZ Stock Price Chart AUB Stock Price Chart PRK Stock Price Chart CLSK Stock Price Chart BFH Stock Price Chart ENVA Stock Price Chart LU Stock Price Chart PPBI Stock Price Chart FINV 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. 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