Old Second Bancorp (OSBC) Common Equity (2010 - 2026)

Old Second Bancorp has reported Common Equity for 17 years, with the latest figure at $893.3 million in Q1 2026.

• For the quarter ending Q1 2026, Common Equity rose 28.63% year-over-year to $893.3 million; the trailing twelve-month figure through Mar 2026 stood at $893.3 million (up 28.63% YoY), and the FY2025 full-year result was $896.8 million, up 33.64% from the prior year.
• Common Equity for Q1 2026 stood at $893.3 million, roughly flat from $896.8 million in the prior quarter.
• The five-year high for Common Equity was $896.8 million in Q4 2025, with the low at $433.7 million in Q3 2022.
• Historically, Common Equity has averaged $620.5 million across 5 years, with a median of $596.2 million in 2024.
• The largest YoY upside for Common Equity was 49.89% in 2022 against a maximum downside of 8.14% in 2022.
• Old Second Bancorp's Common Equity stood at $461.1 million in 2022, then rose by 25.19% to $577.3 million in 2023, then climbed by 16.24% to $671.0 million in 2024, then soared by 33.64% to $896.8 million in 2025, then fell by 0.39% to $893.3 million in 2026.
• The last three Common Equity figures came in at $893.3 million (Q1 2026), $896.8 million (Q4 2025), and $866.7 million (Q3 2025), per Business Quant data.