Old Second Bancorp (OSBC) Interest Income - Net (2010 - 2026)

Old Second Bancorp has reported Interest Income - Net for 17 years, with the latest figure at $81.1 million in Q1 2026.

• For the quarter ending Q1 2026, Interest Income - Net rose 29.0% year-over-year to $81.1 million; the trailing twelve-month figure through Mar 2026 stood at $311.2 million (up 27.15% YoY), and the FY2025 full-year result was $293.0 million, up 21.24% from the prior year.
• Interest Income - Net for Q1 2026 stood at $81.1 million, down from $83.1 million in the prior quarter.
• The five-year high for Interest Income - Net was $83.1 million in Q4 2025, with the low at $41.2 million in Q1 2022.
• Historically, Interest Income - Net has averaged $63.2 million across 5 years, with a median of $62.9 million in 2025.
• Annual changes were most pronounced in 2022 — Interest Income - Net surged 145.68% — and 2024, when it slipped 6.71%.
• Old Second Bancorp's Interest Income - Net stood at $64.1 million in 2022, then slipped by 4.46% to $61.2 million in 2023, then climbed by 0.57% to $61.6 million in 2024, then surged by 34.86% to $83.1 million in 2025, then fell by 2.3% to $81.1 million in 2026.
• The last three Interest Income - Net figures came in at $81.1 million (Q1 2026), $83.1 million (Q4 2025), and $82.8 million (Q3 2025), per Business Quant data.