Bandwidth Inc

BANDNASDAQ · USD
61.01USD0.00 (-1.30%)
5710

Bandwidth Inc (BAND) Historical Volatility

BAND 30-day historical volatility is 92%. This ranks in the 62th percentile of readings over the past year.

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Tracking BAND historical volatility helps you see how much Bandwidth 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, Bandwidth Inc's HV tells you what really happened. Use our scanner to monitor BAND 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 BAND 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing Bandwidth 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.

Bandwidth Inc. operates as a cloud-based software-powered communications platform-as-a-service (CPaaS) provider in the United States. The company operates in two segments, CPaaS and Other. Its platform enables enterprises to create, scale, and operate voice or messaging communications services across various mobile applications or connected devices. The company also provides SIP trunking, data resale, and hosted voice over Internet protocol services. It serves large enterprises, communications service providers, conferencing providers, contact centers, small and medium-sized businesses, emerging technology companies, and many other businesses.

Bandwidth Inc. was founded in 2000 and is headquartered in Raleigh, North Carolina.

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 Bandwidth Inc's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where BAND HV is running hot, cold, or in line. Make the BAND 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 September 28, 2026

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

As of September 28, 2026

See how volatility has moved over time

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

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