37 S RIVER ST, AURORA, IL
Reports Third Quarter 2026 Net Income of $28.9 Million, or $0.56 per Diluted Share
Other Events
Gary Collins Retirement from Old Second Bancorp Effective October 31, 2026
Reports Second Quarter 2026 Net Income of $28.2 Million, or $0.54 per Diluted Share
Director Resignation - John Williams, Jr. Steps Down from Board
Q2
FY 2024
Q3
Q1
S-3ASR
Registration Statement for Securities to be Offered to Employees
Prospectus filed pursuant to Rule 424(b)(3)
Effectiveness Notice
S-4/A
S-4
Prospectus Filed Pursuant to Rule 425
Definitive Proxy Statement
Additional Proxy Materials
PRE 14A
Amended Statement of Changes in Beneficial Ownership
Statement of Changes in Beneficial Ownership
Correspondence
Submission Upload