Trading below the 30-minute opening range low with above-average volume.
The Opening Range Low (30m) is the lowest price traded between 9:30 and 10:00 AM ET. A 5-minute close below this level means buyers failed to hold the full morning's demand zone. Volume above the 20-period average (on 5-minute bars) confirms that the break has participation — it is not a thin-market drift below support. The 30-minute guard prevents firing before the range is complete. Because the range is wider than the 15-minute version, the low tends to be set at a more deliberate level, absorbing more selling pressure before becoming the floor. Breaks of this level therefore represent a more significant failure of buyer support.
The 30-minute ORB breakdown signals more structural weakness than the 15-minute version because it takes longer to form and captures more of the morning's institutional activity. By 10:00 AM, market-on-open orders, gap fades, and early momentum have mostly resolved — a break below the range low at this point reflects a genuine directional vote, not opening chaos. Failure modes: (1) the range low was set early in the 30 minutes on a news spike, making it artificially low — when price breaks below it, the level holds little structural meaning; (2) range breaks in the last 30 minutes of the primary morning session (after 11 AM) where institutional volume is declining and whipsaws increase; (3) broad market bounce pulling all stocks off their lows simultaneously. Compare to ORB 15m + VWAP Breakdown, which combines a shorter range with VWAP confirmation for a different signal profile.
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This screener finds stocks trading below the 30-minute Opening Range Low with above-average volume. The 30-minute opening range is a wider, more deliberate price discovery window than the 15-minute version — it captures a full half-hour of two-way order flow before setting the range boundary. Breaking its low on elevated volume is a high-conviction directional signal. Currently 2 stocks match. Day traders and intraday short sellers use this when they want a more confirmed breakdown signal with less false-positive noise than the 15-minute equivalent. Search phrases: 30 minute ORB breakdown, opening range low break stocks, intraday bearish breakout screener.