π Bollinger Band Breakout Breadth
How many NYSE + NASDAQ stocks closed above their own 20-day Bollinger upper band (2 std dev) each day β a market-breadth view of upside breakouts over time.
Click any point on the graph to see which stocks broke out that day. Bollinger Bands: 20-day moving average Β± 2 standard deviations.
Breakouts on
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