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A gap is the most direct sentiment footprint in technical analysis — a price void left when supply and demand fall out of balance instantly. Although Binance Futures runs 24/7, gaps still appear regularly during news shocks, cascading liquidations and weekend low-liquidity windows. Knowing how to classify the four gap types (breakaway, runaway, exhaustion, common), confirm them with volume and trade them either with or against the trend lifts your win-rate from the 50% coin-flip into the 65-75% zone. This tutorial ports classical gap theory into the 24/7 perpetual market with BTC/ETH 4H & daily examples, including definitions, four-type classification, gap-fill probabilities, volume rules, three Binance Futures case studies, stop/target formulas and a 10-question FAQ.
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A gap is the blank price region between two adjacent candles. Concretely, a gap up means the previous candle's high sits below the next candle's low; a gap down means the previous candle's low sits above the next candle's high. Inside that empty band there is no trading at all — price simply jumped across the level.
The mechanism is always the same: an instantaneous supply/demand imbalance. A piece of news, a whale order, a cascade of liquidations — something tilts the balance hard enough that price has to leap over the next price level instead of trading through it. That void is one of the purest sentiment footprints technical analysis can give you.
Binance Futures runs 24/7, so the textbook "opening gap" technically does not exist. In practice, four scenarios create gaps anyway:
This guide uses BTC/ETH 4H and daily candles with 2024-2026 live data and ports classical gap theory into the perpetual futures market.
Edwards & Magee's classical gap theory recognises four types. The classification rules carry over directly to crypto futures, although the relative frequency is different.
| Gap type | Location | Meaning | Fill probability | Recommended action |
|---|---|---|---|---|
| Common | Inside a range | No directional content | 90%+ | Skip; trade the fill if anything |
| Breakaway | Edge of a range; trend ignition | Strong new-trend signal | ~30% | Enter with the breakout, volume-confirmed |
| Runaway / measuring | Mid-trend acceleration | Trend midpoint; projects target | ~20% | Add to the position; project the end |
| Exhaustion | End of a trend; the last gasp | Reversal warning | ~100% (during the reversal) | Counter-trade after a reversal candle |
From 12 months of BTC/ETH 4H statistics: common ≈55%, breakaway ≈18%, runaway ≈14%, exhaustion ≈13%. More than half of all gaps are useless commons, so accurate classification is the first filter.
| Style | Entry | Win-rate | R:R |
|---|---|---|---|
| Aggressive | Last 10% of the gap candle's time | 55% | 3.2:1 |
| Standard | Open of the candle after the gap | 62% | 2.8:1 |
| Conservative | Pullback to the gap edge without filling | 71% | 2.4:1 |
A runaway gap appears after a trend has already moved a meaningful distance. It usually marks the moment institutional money piles into an existing trend.
Projected end of trend = runaway gap price + (runaway gap price − trend start price)
Example: BTC starts an uptrend at 50,000 and prints a runaway gap at 65,000. The projected end is 65,000 + (65,000 − 50,000) = 80,000. Across BTC/ETH/SOL/BNB 4H samples, this projection lands within ±5% of the actual top about 58% of the time.
Exhaustion gaps are the only gap type you trade against the established trend. Steps:
Exhaustion gaps are also the precursor to an island reversal. If a second, opposite gap appears 1-5 candles later, the island is complete and conviction in the reversal trade increases sharply.
Common gaps appear inside a range and have no directional value. 90%+ of them fill within 1-3 candles. On Binance Futures the three usual culprits are:
Default plan: ignore them. Wait for the gap to fill, then resume your usual range logic. If you must trade them, the only worthwhile approach is to fade the gap toward fill — short the upper edge or buy the lower edge at the moment of the gap and exit when filled. Win-rate around 60%, but R:R is poor compared to a real breakaway.
"Gaps always fill" is the most-repeated and most-wrong cliché in trading. The truth depends on the gap type. Numbers below are from 1,862 valid gaps on BTC/ETH/SOL/BNB 4H from 2023-2025:
| Gap type | Filled within 1 week | Within 1 month | Within 3 months |
|---|---|---|---|
| Common | 72% | 91% | 96% |
| Breakaway | 18% | 32% | 45% |
| Runaway | 9% | 22% | 38% |
| Exhaustion | 61% | 89% | 97% |
Reading the table: fade common gaps for tiny scalps; ride breakaway/runaway gaps because they hold for weeks; and treat exhaustion gaps as reversal triggers — the eventual fill is your profit.
Volume is the deciding filter. The same price gap is a real signal when it prints volume and a trap when it doesn't.
| Gap type | Gap-candle volume | Next candle | Conclusion |
|---|---|---|---|
| Breakaway | ≥1.5× avg | ≥1.2× avg (sustained) | Real break — enter with trend |
| Runaway | 1.3-1.8× avg | ≥1.0× avg (no contraction) | Real acceleration — pyramid |
| Exhaustion | ≥2.0× avg (parabolic) | ≤0.7× avg (collapse) | Reversal warning — prepare counter-trade |
| Common | <1.2× avg | Anything | Noise — wait for the fill |
Pro tip: overlay OBV or CVD. If a breakaway gap prints volume but CVD does not make a new high, large players are not following — likely a bull trap. Cumulative Volume Delta is the cleanest filter for gap quality on perp futures.
BTC chopped between 51,500-53,800 for 18 4H candles in early March 2024. The 03-04 morning candle gapped open at 54,200 (+0.74%, 1.8× volume) and closed 55,100. A standard-style entry on the next candle's open at 55,180 with the stop at 51,400 (1% below the range low) projected target 1 = 55,180 + 2,300 (range height) = 57,480, hit three days later at 58,000 (closed 50%). Target 2 at 60,000 hit five days later at 64,000 (closed 30%). The 20% runner trailed with ATR × 2 was finally stopped at 71,000. Final R:R ≈ 4.2:1.
ETH ran from 2,200 to 3,000 by 2024-08-15. The 4H candle then gapped to 3,038 (1.6× volume) and closed at 3,110. Runaway confirmed; projected end = 3,038 + (3,038 − 2,200) = 3,876. Aggressive add at 3,110 with the original stop trailed to 2,980. Target at 80% of projection = 3,708 hit nine days later at 3,720 (closed 50%). Trail-out at 3,850. Final R:R ≈ 3.1:1.
DOGE rallied 78% in a month, from 0.18 to 0.32. On 2026-01-22 a 4H candle gapped open at 0.328 (2.5%, 2.8× volume — parabolic) and closed with a long upper wick. The next candle's volume collapsed to 0.5× and closed red. A standard short at 0.318, stop at 0.335 (0.5% beyond the gap top), targeted T1 = gap origin 0.305 (hit at +2 days), T2 = 0.25 (hit at +5 days). Trail-out at 0.232. Final R:R ≈ 5.0:1.
| Style | Stop placement | Typical distance | Best for |
|---|---|---|---|
| Aggressive | 0.3% beyond gap candle's far side | 0.8%-1.2% | Traders chasing R:R who can absorb a higher stop-out rate |
| Standard | 0.5%-1% beyond the consolidation/trend opposite | 1.5%-3% | Most retail traders |
| Conservative | 1% beyond the prior key S/R | 3%-5% | Larger size, longer hold |
10,000 USDT account, 1% risk per trade = 100 USDT, standard stop distance 2% → notional = 100 / 2% = 5,000 USDT, margin at 5× leverage = 1,000 USDT. If three gap signals appear on the same day, take all three but cap aggregate risk at 3% of equity.
Skip the trade if any of these is true:
A gap is a blank price area between two adjacent candles: the previous candle's high is below the next candle's low (gap up), or the previous low is above the next high (gap down). It signals an instantaneous supply/demand imbalance and is one of the cleanest sentiment markers in technical analysis.
There is no traditional opening gap, but news shocks (FOMC, CPI, ETF rulings), low-liquidity weekend nights, and cascading liquidations still create instantaneous price jumps. BTC/ETH 4H charts average 2-4 valid gaps per month; altcoins more.
By location, not by size: ① common gap inside a range → no directional value; ② breakaway gap at the edge of a range → trend-starting signal; ③ runaway/measuring gap mid-trend → trend acceleration; ④ exhaustion gap at the trend's end → reversal warning. Same shape, opposite meaning.
No. Common gaps fill 90%+ of the time, breakaway gaps roughly 30%, runaway gaps roughly 20%, while exhaustion gaps are filled almost 100% of the time — but the fill itself is the reversal you trade.
Wait for a ≥1.5× average-volume gap to break the range high/low. Enter at the close of the gap candle in the breakout direction, stop at the opposite side of the range, target the range height ×1 to ×2. Win-rate around 65%.
Look for a gap appearing at the end of a strong trend (≥20% move) with abnormal volume on the gap candle but a sharp volume drop on the next candle, plus reversal wicks. Once a clean reversal candle closes, fade in the opposite direction with a stop just beyond the gap. This pattern is the precursor to an island reversal.
Position. A breakaway gap appears at the moment a range is broken with no prior trend; a runaway gap appears mid-trend after the move is already underway. The runaway acts as a midpoint: distance from trend start to the runaway gap ≈ distance from the gap to the trend's end.
Three styles: ① aggressive — 0.3% beyond the gap candle's opposite side; ② standard — 0.5%-1% beyond the consolidation/trend opposite; ③ conservative — 1% beyond the prior key support/resistance. Never inside the gap itself.
For breakaway/runaway gaps, exit immediately — a fill means the breakout/trend has failed. For exhaustion gaps, hold — the fill is exactly the reversal play. Same event, opposite action.
4H and daily are most reliable. Anything below 1H is dominated by liquidity-driven micro-spikes that fail too often. On Binance Futures BTC/ETH, 4H gap win-rate is roughly 62%, daily 71%, 1H only 48%.
Crypto futures trading is high-leverage, high-volatility and 24/7. Losses can be substantial. Everything in this article is for educational purposes only and is not investment advice. No pattern, parameter, case study or trade plan can guarantee future returns. Trade only with money you can afford to lose; never borrow to trade derivatives.
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Sign up with the BNAPP referral code first to lock in a permanent 20% fee rebate on every futures trade. Then download the app and spend 30 minutes today walking through the last 60 days of BTC/ETH 4H candles, marking every gap by type — that turns this article from theory into muscle memory.
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