OSBC (Old Second Bancorp) Days Inventory: (As of Mar. 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

OSBC Old Second Bancorp Inc OSBC
69 GF Score
Price $23.06
GF Value $18.70
Valuation Modestly Overvalued
! 7 Warning Signs
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What is Old Second Bancorp Days Inventory?

Days Inventory does not apply to banks and insurance companies.

OSBC
69GF Score
Old Second Bancorp Inc OSBC
Days Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
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Is Old Second Bancorp (OSBC) Overvalued in 2026?

Based on GuruFocus' analysis, Old Second Bancorp stock appears to be overvalued. The current stock price of $23.06 is trading 23.3% above its estimated GF Value™ of $18.70. GuruFocus considers Old Second Bancorp to be Modestly Overvalued.

Key valuation signals for OSBC:

  • Days Inventory:
  • GF Value™: $18.70 vs. price of $23.06 (23.3% above fair value)
  • GF Score™: 69/100 with 7 warning signs

No single metric tells the full story. See the OSBC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Old Second Bancorp Business Description

Address 37 South River Street, Aurora, IL, USA, 60507
Old Second Bancorp Inc is a bank holding company. It provides consumer and commercial banking products such as demand, money market, savings, time deposit, and individual retirement as well as commercial, industrial, consumer, and real estate lending, including installment loans, student loans, agricultural loans, lines of credit and overdraft checking, safe deposit operations, trust services, wealth management services, and additional services tailored to the needs of individual customers, corporates, small-medium enterprises. The company has one operating segment, which is community banking. The company's revenue consists of interest, commission, payments, and other income.
69GF Score

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Days Inventory is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$23.06
Price
$18.70
GF Value