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Understanding Vacuum Block Theory in Trading

Oct 13, 2024

Lecture Notes: Reinforcing Order Block Theory - Vacuum Block

Introduction to Vacuum Block Theory

  • Definition: A bullish vacuum block is a gap in price action due to a volatility event, creating a vacuum of liquidity.
  • Causes: Events like non-farm payroll releases or geopolitical events can cause vacuum blocks, particularly in futures or stocks with session opens and closes.

Understanding Gaps in Market

  • Market Rally & Exhaustion:
    • If the market has been in an uptrend and gaps, it might indicate exhaustion (capitulation).
    • In a downward correction within an upward trend, a gap may signal bullish news or liquidity reach.
  • Trader Assumptions:
    • Initial assumption is a continuation of the gap direction, but analysis of vacuum block can give insights into potential market directions.

Identifying and Analyzing Vacuum Blocks

  • Diagram Setup:
    • Short-term lows and market rallies before a gap indicate where the vacuum block may form.
  • Candlestick Analysis:
    • The gap is identified between previous candle's close and next candle's opening.
    • Lack of trading between these points creates a liquidity vacuum.
  • Market Expectations:
    • The market often attempts to close the gap, but identification of gaps is crucial.

Trading Strategies with Vacuum Blocks

  • Bullish Setup:
    • Look for bullish order block or down candle that prevents the gap from filling completely.
    • Price trading into the down candle may signal a potential buy opportunity.
    • Define risk using stop-loss below the lowest down candle.
  • Consider Time of Day:
    • Time-sensitive gaps may not fill completely, especially if created late in the trading session.
    • Earlier gaps during active trading sessions are more likely to fill.

Trading Insights and Risk Management

  • Full Gap Closure:
    • Indicates balanced price delivery and allows for bullish trades post-closure.
    • Buying at the gap closure can define risk and leverage.

Summary of Vacuum Block Theory

  • Breakaway Gap:
    • Creates a liquidity vacuum and not all gaps fill completely.
    • Bullish order blocks may prevent complete gap filling, leaving a fair value gap.
  • Price Behavior Post-Gap:
    • Efficient price delivery should not see price revisiting below the first up candle post-gap.
    • If prices trade down post-gap completion, re-evaluate the position.

Practical Application

  • Understanding the dynamics of vacuum blocks helps anticipate market movements and manage trades effectively.
  • Reverse application applies to bearish scenarios with gaps closing on up candles and short positions taken subsequently.