IBB

iShares Biotechnology ETF has entered Storm Warning 51 times in historical data. At 180 bars, it went on to rise a median of 13.8% (mean +13.1%) — positive 72% of the time.

Confidence: Moderate — Based on 47 historical occurrences at the 180-bar horizon.

At 180 bars: median +13.8% · negative 28% of the time (roughly 1 in 4) · worst case -24.5%

Watch for: historically, iShares Biotechnology ETF exited Storm Warning within 21 bars in 70% of cases — most commonly transitioning toward Full Storm.