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Quantitative analysis demonstrates an algorithmic entry engine using intraday breakouts and prior price levels, suggesting enhanced trade timing.
{ "name": "opening_range_breakout_continuation_with_prior_day_high_low_zone", "source": "Curtis Faith / Turtle Trading rules; also documented in Larry Harris's market microstructure literature", "type": "entry_engine", "rule": "Enter long if price breaks above the opening range high (first 60 minutes) by 0.25 ATR and the prior day's high is within 0.5 ATR above the opening range high, with volume > 1.5x 20-bar average; enter short similarly on breakdown below opening range low with prior day's low within 0.5 ATR below.", "pseudocode": "opening_range_high = highest(high, 12) # 12 five-min bars = 1 hour_range_low = lowest(low, 12)20 = atr(20)_vol = 1.5 * sma(volume, 20) high > opening_range_high + 0.25*atr20 and volume > target_vol and abs(prior_day_high - opening_range_high) < 0.5*atr20: buy_at_market low < opening_range_low - 0.25*atr20 and volume > target_vol and abs(prior_day_low - opening_range_low) < 0.5*atr20: sell_at_market", "why_it Author: Andrew Stewart Caldin, Independent Researcher, UK. Part of the E8 Intelligence Research series. Platform: e8intelligence.com
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Andrew Stewart Caldin (2026) studied this question.
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