• Old Second Bancorp posted Q1 net income of $25.6 million, or $0.48 per diluted share, versus $19.8 million, or $0.43 per diluted share, a year earlier.
• Pretax profit rose to $34.1 million from $26.2 million, while provision for credit losses climbed to $9.5 million from $2.4 million.
• Net interest and dividend income increased to $81.1 million from $62.9 million, while noninterest income rose 23.8% to $12.63 million.
• Noninterest expense grew 12.8% to $50.21 million, pushing GAAP efficiency ratio down to 52.4% from 56.46%.
• Total loans were $5.19 billion at March 31, down $66.9 million from Dec. 31, while nonaccrual loans rose to $62.6 million and nonperforming loans as a share of total loans increased to 1.5% from 1%.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Old Second Bancorp Inc. published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0000357173-26-000022), on May 07, 2026, and is solely responsible for the information contained therein.