Old Second Bancorporation Inc

OSBCNASDAQ · USD
24.97USD+0.10 (+0.39%)
369

Old Second Bancorporation Inc (OSBC) Historical Volatility

OSBC 30-day historical volatility is 13%. This ranks in the 1th percentile of readings over the past year.

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Tracking OSBC historical volatility helps you see how much Old Second Bancorporation Inc's stock price has actually moved over past periods, giving you a baseline to judge whether current option premiums are fair, cheap, or expensive. While implied volatility tells you what the market expects, Old Second Bancorporation Inc's HV tells you what really happened. Use our scanner to monitor OSBC 30 day historical volatility alongside longer lookback windows and spot the moments when realized and implied diverge.

Historical volatility is the annualized standard deviation of an underlying's past returns, typically measured over rolling windows like 10, 20, 30, or 60 days. The OSBC 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Old Second Bancorporation Inc's HV to its implied volatility reveals the volatility risk premium — when IV sits well above HV, option sellers tend to have an edge; when HV runs hot relative to IV, buyers may be underpaying for movement.

Old Second Bancorp, Inc. operates as the bank holding company for Old Second National Bank that provides community banking services. It provides demand, NOW, money market, savings, time deposit, individual retirement, and checking accounts, as well as certificate of deposit accounts. The company also offers commercial loans; lease financing receivables; commercial real estate loans; construction loans; residential real estate loans, such as residential first mortgage and second mortgage loans; home equity line of credit; consumer loans, including motor vehicle, home improvement, and signature loans; installment and agricultural loans; residential mortgages; and overdraft checking.

Further, it provides safe deposit services; trust and wealth management services; and money orders, cashier's checks, foreign currency, direct deposits, discount brokerage, debit and credit cards, and other services, as well as acquires the U.S. treasury notes and bonds. In addition, the company offers online and mobile banking; corporate cash management products, including remote and mobile deposits capture, investment sweep accounts, zero balance accounts, automated tax payments, automatic teller machines access, telephone banking, lockbox accounts, automated clearing house transactions, account reconciliation, controlled disbursement, detail and general information reporting, foreign and domestic wire transfers, and vault services for currency and coin; and investment, agency, and custodial services for individual, corporate, and not-for-profit clients. It operates through 63 banking centers in Cook, DeKalb, DuPage, Kane, Kendall, LaSalle, and Will counties in Illinois. Old Second Bancorp, Inc. was incorporated in 1981 and is headquartered in Aurora, Illinois.

Sizing a long premium trade, modeling a covered call, or hunting volatility arbitrage all come back to one question: how much has the stock actually moved? Our scanner puts Old Second Bancorporation Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where OSBC HV is running hot, cold, or in line. Make the OSBC 30 day historical volatility — and every other window — work for your edge instead of against it.

IV vs HV
Implied Volatility (IV) vs Historical Volatility (HV) over the past month.

As of October 5, 2026

IV - HV Difference
Difference between IV and HV over time. Positive values indicate IV > HV.

As of October 5, 2026

See how volatility has moved over time

Track OSBC historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.

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