iShares U.S. Tech Breakthrough Multisector ETF
iShares U.S. Tech Breakthrough Multisector ETF (TECB) Historical Volatility
TECB 30-day historical volatility is 17%. This ranks in the 23th percentile of readings over the past year.
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Tracking TECB historical volatility helps you see how much iShares U.S. Tech Breakthrough Multisector ETF'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, iShares U.S. Tech Breakthrough Multisector ETF's HV tells you what really happened. Use our scanner to monitor TECB 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 TECB 30 day historical volatility is one of the most widely watched readings because it balances responsiveness with stability. Comparing iShares U.S. Tech Breakthrough Multisector ETF'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.
The iShares U.S. Tech Breakthrough Multisector ETF (the “Fund”) seeks to track the investment results of an index composed of U.S. companies that could benefit from various breakthrough technologies, including robotics and artificial intelligence, cloud and data tech, cybersecurity, genomics and immunology, and financial technology.
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 iShares U.S. Tech Breakthrough Multisector ETF's historical volatility side-by-side with implied readings across every lookback window, so you can see exactly where TECB HV is running hot, cold, or in line. Make the TECB 30 day historical volatility — and every other window — work for your edge instead of against it.
As of September 17, 2026
As of September 17, 2026
See how volatility has moved over time
Track TECB historical volatility, spot where IV and realized volatility diverge, and find options that are priced in your favor right now.
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