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Old Second Bancorp (OSBC) Stock Chart & Stock Price History

Old Second Bancorp logo
$18.16 -0.20 (-1.09%)
As of 10:58 AM Eastern
This is a fair market value price provided by Polygon.io. Learn more.
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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 8.55%, with a year-to-date return of 2.14%. In the past month, the stock has increased 3.83%, reflecting recent market activity.

As of the latest close, Old Second Bancorp traded at $18.36 with a market cap of $966.65 million and volume of 371,536 shares. Five years ago, the stock traded at $8.26, representing a 119.85% increase over that period. At the time, it had a market cap of $244.41 million and a volume of 199,430 shares.

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5 Day
Performance
-0.55%
1 Month
Performance
+3.83%
3 Month
Performance
+8.81%
Year-To-Date
Performance
+2.14%
1 Year
Performance
+8.55%
5 Year
Performance
+119.85%

OSBC Stock Chart for Friday, September, 19, 2025

OSBC Chart by TradingView

Old Second Bancorp Stock Price History

Export to Excel
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
09/18/2025$17.91$18.36
+2.51%		$18.41$18.01371,536 shs$966.65 million
09/17/2025$17.82$17.91
+0.51%		$18.41$17.87358,522 shs$942.96 million
09/16/2025$18.04$17.82
-1.22%		$18.06$17.72185,010 shs$938.22 million
09/15/2025$18.26$18.04
-1.20%		$18.38$18.00189,244 shs$949.81 million
09/12/2025$18.39$18.26
-0.71%		$18.51$18.13193,755 shs$961.39 million
09/11/2025$18.29$18.39
+0.55%		$18.42$18.16233,327 shs$968.23 million
09/10/2025$18.26$18.29
+0.16%		$18.38$18.23207,090 shs$962.97 million
09/09/2025$18.52$18.26
-1.40%		$18.65$18.22219,622 shs$961.39 million
09/08/2025$18.43$18.52
+0.49%		$18.63$18.26205,868 shs$975.08 million
09/05/2025$18.76$18.43
-1.76%		$18.95$18.35259,467 shs$970.34 million
09/04/2025$18.48$18.76
+1.52%		$18.76$18.42231,881 shs$987.71 million
09/03/2025$18.44$18.48
+0.22%		$18.58$18.20247,170 shs$972.97 million
09/02/2025$18.46$18.44
-0.11%		$18.46$18.17273,861 shs$970.87 million
09/01/2025$18.46$18.46$18.68$18.43202,873 shs$971.92 million
08/29/2025$18.53$18.46
-0.38%		$18.68$18.43202,873 shs$971.92 million
08/28/2025$18.57$18.53
-0.22%		$18.62$18.45147,411 shs$975.61 million
08/27/2025$18.40$18.57
+0.92%		$18.61$18.22152,394 shs$977.71 million
08/26/2025$18.17$18.40
+1.27%		$18.51$18.16173,556 shs$968.76 million
08/25/2025$18.39$18.17
-1.20%		$18.36$18.13125,031 shs$956.65 million
08/22/2025$17.59$18.39
+4.55%		$18.42$17.68326,214 shs$968.23 million
08/21/2025$17.56$17.59
+0.17%		$17.64$17.36148,190 shs$926.11 million
08/20/2025$17.49$17.56
+0.40%		$17.59$17.42176,886 shs$924.53 million
08/19/2025$17.61$17.49
-0.68%		$17.80$17.47171,421 shs$920.85 million
08/18/2025$17.39$17.61
+1.27%		$17.64$17.32156,172 shs$927.17 million
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This page (NASDAQ:OSBC) was last updated on 9/19/2025 by MarketBeat.com Staff
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