Old Second Bancorp

OSBCNasdaq United States Finance Major Banks

Market cap

$1.308 B

$25.44 -1.32%

Close of 7 Aug 2026

Revenue

—

Not reported

Earnings

$80.3M

#1394 by earnings

Shares outstanding

50,875,716

Latest filing cover page

P/E ratio

16.3

Cap ÷ net income

Major Banks — ranked by market cap

All 245 →

#121First Mid BancsharesFMBH$1.36B
#122HBT FinancialHBT$1.32B
#123Old Second BancorpOSBC$1.31B
#124Univest FinancialUVSP$1.18B
#125Metropolitan BankMCB$1.15B

Where these numbers come from

Share counts and financials for Old Second Bancorp are taken from its own SEC filings via EDGAR — public record, not an estimate. Market cap is shares outstanding multiplied by the latest close. Last updated 9 Aug 2026. Read the methodology.