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iShares Defense Industrials Active ETF trades on the stock market under the symbol IDEF.
As of January 28, 2026, IDEF stock price declined to $35.44 with 31,268 million shares trading.
IDEF has a beta of 1.08, meaning it tends to be more sensitive to market movements. IDEF has a correlation of 0.35 to the broad based SPY ETF.
IDEF has a market cap of $0.00. This is considered a Sub-Micro Cap stock.
IDEF support price is $35.33 and resistance is $36.31 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that IDEF shares will trade within this expected range on the day.
