Old Second Bancorp, Inc. (OSBC)

Old Second Bancorp Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Feb 13, 2026	20.39	20.77	20.20	20.57	20.57	0.54%	208,737
Feb 12, 2026	20.60	20.68	20.15	20.46	20.46	0.29%	335,800
Feb 11, 2026	20.74	21.00	20.37	20.40	20.40	-1.16%	239,548
Feb 10, 2026	21.05	21.27	20.49	20.64	20.64	-2.23%	340,210
Feb 9, 2026	20.94	21.33	20.60	21.11	21.11	0.33%	349,856
Feb 6, 2026	20.93	21.07	20.80	21.04	21.04	1.84%	360,358
Feb 5, 2026	20.75	21.00	20.45	20.66	20.66	-0.58%	381,008
Feb 4, 2026	20.67	21.07	20.67	20.78	20.78	1.27%	283,636
Feb 3, 2026	20.17	20.79	20.02	20.52	20.52	1.38%	361,335
Feb 2, 2026	19.88	20.46	19.71	20.24	20.24	2.02%	325,814
Jan 30, 2026	19.81	20.05	19.63	19.84	19.84	-0.70%	375,959
Jan 29, 2026	19.57	19.98	19.44	19.98	19.91	2.41%	353,243
Jan 28, 2026	20.01	20.01	19.41	19.51	19.44	-1.56%	374,550
Jan 27, 2026	20.00	20.05	19.65	19.82	19.75	-0.30%	287,792
Jan 26, 2026	19.83	20.25	18.95	19.88	19.81	-0.10%	482,967
Jan 23, 2026	21.08	21.08	19.86	19.90	19.83	-6.40%	621,091
Jan 22, 2026	21.80	22.00	21.07	21.26	21.19	-0.98%	476,892
Jan 21, 2026	20.47	21.51	20.47	21.47	21.39	5.40%	560,889
Jan 20, 2026	20.40	20.70	20.30	20.37	20.30	-1.40%	242,326
Jan 16, 2026	20.89	21.10	20.21	20.66	20.59	-1.57%	504,456
Jan 15, 2026	20.45	21.10	20.45	20.99	20.92	2.59%	367,166
Jan 14, 2026	19.85	20.56	19.70	20.46	20.39	2.97%	487,974
Jan 13, 2026	19.74	20.13	19.48	19.87	19.80	0.71%	602,462
Jan 12, 2026	19.59	19.84	19.46	19.73	19.66	-0.25%	260,006
Jan 9, 2026	20.31	20.37	19.75	19.78	19.71	-2.42%	240,674
Jan 8, 2026	19.63	20.55	19.63	20.27	20.20	2.68%	350,494
Jan 7, 2026	19.91	20.02	19.52	19.74	19.67	-0.70%	231,224
Jan 6, 2026	19.90	19.98	19.76	19.88	19.81	-0.70%	252,083
Jan 5, 2026	19.35	20.28	19.35	20.02	19.95	2.77%	294,565
Jan 2, 2026	19.46	19.66	19.19	19.48	19.41	-0.10%	250,151
Dec 31, 2025	19.53	19.58	19.42	19.50	19.43	-0.15%	182,688
Dec 30, 2025	19.79	19.79	19.51	19.53	19.46	-1.31%	246,840
Dec 29, 2025	19.96	20.00	19.78	19.79	19.72	-0.55%	223,301
Dec 26, 2025	20.15	20.60	19.82	19.90	19.83	-1.14%	182,957
Dec 24, 2025	20.15	20.21	20.09	20.13	20.06	-0.25%	80,261
Dec 23, 2025	20.41	20.54	20.16	20.18	20.11	-1.66%	176,071
Dec 22, 2025	20.56	20.70	20.40	20.52	20.45	-0.05%	179,657
Dec 19, 2025	20.74	20.96	20.41	20.53	20.46	-1.53%	611,339
Dec 18, 2025	20.81	20.94	20.50	20.85	20.78	0.97%	294,359
Dec 17, 2025	20.76	20.96	20.56	20.65	20.58	-0.63%	316,414
Dec 16, 2025	20.69	20.88	20.57	20.78	20.71	0.68%	251,831
Dec 15, 2025	20.55	20.71	20.50	20.64	20.57	0.63%	251,085
Dec 12, 2025	20.76	20.76	20.41	20.51	20.44	-0.58%	262,928
Dec 11, 2025	20.32	20.71	20.32	20.63	20.56	1.08%	293,461
Dec 10, 2025	19.76	20.52	19.71	20.41	20.34	3.08%	386,032
Dec 9, 2025	19.82	20.14	19.75	19.80	19.73	-	259,922
Dec 8, 2025	19.70	19.91	19.51	19.80	19.73	0.92%	272,837
Dec 5, 2025	19.54	19.65	19.49	19.62	19.55	-0.05%	201,196
Dec 4, 2025	19.40	19.75	19.38	19.63	19.56	0.72%	313,654
Dec 3, 2025	19.00	19.53	18.88	19.49	19.42	2.96%	441,809

Stock Analysis Pro

Upgrade now for unlimited access to all data and tools.

Market Newsletter

Get a daily email with the top market news in bullet point format.