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Order Block Trading Strategy

Advanced lesson on Order Block (OB) in SMC: definition, identification, trading methods, and common mistakes.

Mark · Trader & Founder, Social Forex

Order Block Trading Strategy

Definition of Order Block

An Order Block (OB) is a price zone where large institutions (smart money) place significant buy or sell orders, creating an imbalance in supply and demand. OB often appears before strong price moves and acts as potential support/resistance.

How to Identify Order Block

OB is identified based on candlestick structure and price action:

  • Bullish OB: The last strong bearish candle before a bullish reversal. Typically a large bearish candle with a long body and short wicks.
  • Open = HighNo upper wickClose = LowNo lower wickSellers controlled entire session — open = high, close = low of candle
  • Bearish OB: The last strong bullish candle before a bearish reversal. Typically a large bullish candle with a long body and short wicks.
  • Open = HighNo upper wickClose = LowNo lower wickBuyers controlled entire session — open = high, close = low of candle

    Additionally, OB often coincides with volume spikes and reversal patterns like Engulfing, Pin Bar.

    Support ZoneEngulfs↑ Bullishprev. candle
    Support ZoneSmall BodyLong Wick ↓

    How to Trade Order Block

    Step 1: Identify the main trend

    Use higher timeframes (H4, D1) to determine the trend. Only trade OB in the direction of the main trend.

    Step 2: Find OB on lower timeframe (M15, H1)

    After identifying the trend, switch to a lower timeframe to find the nearest OB.

    Step 3: Wait for price to return to OB

    Place pending orders at the OB zone. For bullish OB (support), place a Buy Limit. For bearish OB (resistance), place a Sell Limit.

    Step 4: Confirm with price action

    Wait for confirmation signals such as reversal candles (Pin Bar, Engulfing) or structure breaks (BOS/CHOCH) before entering.

    HH1BOSHH1HL1HH2HL2Uptrend: BOS confirms continuation
    CHoCHLH1LL1LH2LL2 / new HLNew HHStructure shifts bullish — downtrend may be reversing

    Step 5: Risk management

    Place Stop Loss below bullish OB or above bearish OB (typically 1-2% of account). Take Profit based on liquidity zones or Fibonacci extensions.

    Real Examples

    Example 1: Bullish OB in uptrend

  • D1: Clear uptrend.
  • H1: Price forms a bottom at 1.1000, then rallies strongly. The last bearish candle before the bottom is a large bearish candle (bullish OB).
  • Wait for price to retrace to 1.1000, a bullish Pin Bar appears → enter Buy. Stop Loss below 1.0980, Take Profit at resistance 1.1100.
  • Example 2: Bearish OB in downtrend

  • D1: Downtrend.
  • H1: Price forms a top at 0.8500, then drops sharply. The last bullish candle before the top is a large bullish candle (bearish OB).
  • Wait for price to retrace to 0.8500, a bearish Engulfing appears → enter Sell. Stop Loss above 0.8520, Take Profit at support 0.8400.
  • Common Mistakes

  • Trading OB against the trend: OB works best when aligned with the main trend.
  • Not waiting for confirmation: Entering immediately when price touches OB without a reversal signal often leads to stop hunts.
  • Stop Loss too tight: OB is a zone, not an exact point. Allow enough room to avoid being stopped out by market noise.
  • Ignoring volume: Strong OB usually comes with high volume. Low volume may indicate a weak OB.
  • Content is for reference only, not investment advice. Forex trading carries high risk.

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