Long Line Candlestick Pattern: Definition, Trading Rules and Tested Results

The long line candlestick pattern is a single candlestick with a real body more than 1.3 times the average body of the previous 10 candles, and more than 1.5 times that of the previous 50, and short wicks at both ends. A white (green) one shows buyers in control from the open to the close; a black (red) one shows sellers in control. It is a simple pattern to spot, and it appears on any price chart.

This guide will help you identify the pattern, understand what it says about buying pressure and selling pressure, and learn how to use it next to other candlestick patterns such as the marubozu, the engulfing pattern, the hammer or the morning star. It also measures what price did next. Our test bench scanned full price history and detected 402,234 bullish and 380,773 bearish candlesticks on daily charts alone, and compared the outcome with random bars on the same assets.

What is a long line candlestick pattern?

Defining the long line candle

A long-line candlestick (also called a long day) is a type of candle with a real body, the distance between the open and close, that is big compared with recent candles, while the upper and lower shadows stay short. It can be bullish (it closes above the opening price) or bearish (it closes below it). Nothing else is required: no prior trend, no second candle. It is a single-candlestick pattern, like the doji or the hammer. It is seen on every market and forms on every time frame.

Definitions vary in strictness. Our bench starts from the rule of the open source TA-Lib library, with a higher bar: the body is more than 1.3 times the average of the previous 10 bodies (1.6 times on a textbook candle), at least 0.6 times the largest of those 10, and 1.5 times the average of the previous 50, and each shadow is shorter than the average shadow of the previous 10 candles. On candle shape alone, at TA-Lib's own long-body threshold, our rule finds 59% of its white cases and 58% of its black ones; the share at our higher bar was not measured. A stricter threshold, such as a body three times the recent average, makes the signal rarer; we have not tested it.

The importance of body length in technical analysis

In candlestick charting, the candle's body represents the result of the period: how far price traveled between the open and close. A small body means buyers and sellers ended near where they started; a big body shows that one side moved price far and held it there. That is why classical candlestick analysis reads size first, before the wicks.

How to identify a long line candlestick

Visual characteristics of the candlestick

When the pattern appears on the chart, look for three things:

• a body more than 1.3 times the average body of the previous 10 candles and more than 1.5 times that of the previous 50;
• short wicks at both ends, so the body fills most of the space between the high and low;
• a finished bar: between the open and the close, the candlestick can still change shape.

On the median daily occurrence our bench found, the whole candlestick spans 3.11% of price, or 1.19 times the average true range (ATR) of the asset. The typical one is not a wide bar: its range is about the same as an average session. What makes it stand out is how much of that space the real move fills. The up version appears about once every 21 bars on daily charts.

Comparing the pattern to short-line candlestick patterns

A short-line candlestick is the opposite: a small body (but not a doji) with short wicks, a quiet session read as indecision. A big body looks like the stronger signal. Our data does not support that ranking. On daily charts, the bearish short-line candle was rated No clear edge: its 2:1 trade lost money, about as much as at random. It reached the target in 29.4% of 348,938 trades against 29.1% for the same trade on random dates (−0.13 R against −0.13 R). The bearish long-line candlestick did 29.1% on 323,104 trades against 29.4%, with no measurable difference in average result per trade.

The role of volume in confirming the pattern

Classical candlestick analysis wants high volume on the pattern, as a sign that large buyers or sellers drove the move. We measured it. On daily price charts, up candles printed with volume above 1.5 times the 20-day average reached the 2:1 target 36.3% of the time, against 36.2% on normal volume (+0.10 R against +0.08 R). The gap is small and this breakdown is descriptive (not corrected for the number of tests): treat high volume as a mild plus, not a filter that changes the trading odds.

Anatomy of a bullish candlestick

Opening and closing price dynamics

This candlestick opens near the lowest price of the session and closes near the highest. The opening price and the closing price sit at the two ends of the range, and both wicks are short. It is white on classic charts, or green.

Market sentiment behind strong buying

The body shows a strong session: buyers lifted price through most of the session and sellers could not push price back before the close. Classical candlestick analysis reads it as strong buying pressure and a potential shift in market sentiment toward the upside, with more weight after a downtrend or at a support level. We test the prior trend below; we have not tested support levels.

Anatomy of a bearish candlestick

Understanding aggressive selling pressure

The bearish type opens near the top and ends near the bottom, with a black or red body that fills the range. It represents sellers in control from the open to the close, with buyers unable to lift price before the end of the day. Its median daily range is 3.41% of price, and 1.21 times the ATR.

The psychology behind the big red candle

Classical candlestick analysis reads a big red candle after an uptrend as a potential bearish reversal: holders sell at any price, and the close at the bottom shows that buyers never took control. The same analysis reads this candlestick in a downtrend as continuation. The shape is identical in both cases; only the context changes the reading.

How to trade using long line patterns

The pattern is used in three ways. In each case, our bench tests the same simple trading setup, here for a bullish candle (the mirror for a bearish one):

Identifying support and resistance breakouts

Using big candles as trend signals

In the classical reading, a bullish candlestick pattern of this kind in an uptrend shows fresh demand, and a bearish one in a downtrend shows fresh selling. We split daily bullish candles by the prior trend: after an uptrend, the 2:1 target was hit 35.3% of the time (+0.05 R); after a fall, 37.1% (+0.11 R). The difference is small and descriptive.

Reversal signals at extreme price levels

After a sustained decline, a big bullish candle can be the first signal of a reversal; after a sustained uptrend, a big bearish one can be the first signal of a top. Here the stop is key: if price trades back through the other end of the candlestick, the reversal reading is wrong.

Entry, stop and target

On daily charts, for the bullish setup:

• the buy stop was triggered 87.0% of the time; in the other 12.9%, price fell through the bottom first and the setup was canceled;
• trades that reached the target took a median of 8 bars, stopped trades a median of 4;
• of the trades that hit their stop, 24.2% had first been up 1 R, which is where a trailing stop or a partial exit can help the trading result.

Long line candlestick variations

The marubozu: the ultimate long line

A marubozu is the same candlestick with the wicks removed: it opens at one extreme and ends at the other. The closing marubozu only removes the wick at the closing end, while the opening end can keep one. If the shaved ends carried extra information, the marubozu should beat the ordinary version. It does not: on daily charts, 52.7% of white marubozu candles were higher 10 bars later, against 53.2% for the long-line candlestick pattern.

Candlesticks with small shadows

Every occurrence has short wicks at both ends: our rule requires it. A candlestick with a big body and a long lower wick, or a long upper wick, is a different shape: that shadow shows a rejected move inside the period, and other candlestick patterns such as the hammer or the shooting star describe it.

Differences between big bodies and doji candles

A doji is the opposite case: open and close almost equal, a sign of indecision. The long-line candlestick indicates control; the doji indicates indecision between buyers and sellers. On a daily chart, a trade in the direction of the first breakout of a doji reached its 2:1 target in 33.7% of 1,194,453 trades, against 33.5% on random dates.

Why body size matters in market trends

Volatility and the pattern

Because our rule compares each candle with the previous 10 and the previous 50, the pattern is relative to recent activity, not absolute: a quiet market produces it with small price moves, and a volatile market needs larger moves to qualify.

Measuring momentum through candle length

In the classical reading, size is a simple momentum gauge: a series of big candles in an uptrend points to strong demand, while shrinking ones suggest the move is slowing. We have not tested series of candles, and a single pattern indicated little on its own, as the statistics below show.

Reliability: what our data shows

This candlestick pattern is not a reliable trading signal on its own: across every market and time frame we tested, it moved in its expected direction about as often as a random bar on the same assets, or less often. The one exception, white candles on daily crypto, was rated promising, a gap that does not survive our correction for multiple testing. On the 2:1 trade, no market and time frame did measurably better than random dates.

How to read the table

Read it in pairs of columns. On daily charts, 53.2% of up candles were followed by a gain 10 bars later. That sounds like a signal until you see that 54.0% of random bars on the same assets were higher too: these assets rose a little more often than they fell over our data. For black ones, "moved as expected" means price was lower 10 bars later: 44.9% of the time, against 46.0% for random bars. The excess return over the rest of the market after 10 days is −0.07% for the up version, with a 95% confidence interval from −0.12% to −0.02%: zero is outside, on the low side, so the up version did slightly worse than chance, rated weak, below chance because the gap does not hold in both halves of the history (−0.15% in the first half, +0.02% in the second). The black version did worse than chance after our correction.

The last column is the average result per trade in units of risk, before fees: an expectancy of +0.08 R means an average gain of that fraction of the amount risked. On daily charts the bullish trade averaged +0.08 R against +0.09 R for the same trade on random dates, and the bearish one −0.13 R against −0.12 R. On all daily markets combined, the 2:1 trade added nothing to the timing of trading decisions.

Where it did worse than chance

On hourly charts, both versions did worse than chance over 10 bars after our correction for multiple testing, and so did both on daily US stocks. On the 2:1 trade, hourly forex was the weak spot:

• the bullish trade averaged −0.04 R against −0.01 R for random dates, a gap that does not survive our correction for multiple testing;
• the bearish one averaged −0.09 R against −0.01 R, worse than chance after our correction.

On hourly charts in general, the next bar went against the candle more often than after a random bar (a descriptive figure, not one of our corrected tests): after an up candle, the next hourly bar was higher 43.6% of the time, against 48.1% for random bars. A big hourly candle was more often followed by a pullback than by more of the same.

Stability

The gap stayed small in both periods, but its sign changed: for daily bullish candles, the excess return was −0.15% in the first half of the history and +0.02% in the second half.

The full table also shows very large crypto weekly figures: +3.23% for white candles and −1.50% for black ones. Neither could be tested: the occurrences fall in too few separate periods. Both are simple averages pulled by a few altcoins that multiplied, one of them more than 100-fold in 10 weeks, and the median case points the other way on both rows.

Common mistakes when trading long-line candles

The mistakes below come from trading decisions taken without context.

Ignoring the context of the trend

The same candlestick means continuation in one trend and potential reversal in another. Trading every occurrence in the direction of its color ignores that. On daily charts, filtering by the 200-day moving average barely changed the bullish trade: 35.7% of targets hit above it (+0.07 R), 37.1% below it (+0.11 R).

Trading without volume confirmation

Classical candlestick analysis teaches volume as a confirmation of the pattern. Volume can help read it, but in our data it changed the odds only slightly. Do not expect a high-volume candlestick to be a high-probability trade.

Overlooking key support and resistance levels

Buying the top of an extended move

A large candle at the end of a sustained uptrend can be the moment late buyers enter the trend. On hourly charts, the next bar more often went the other way. Waiting for a move beyond the top, as in our test, at least avoids buying at the close of the candle.

Integrating the pattern with other indicators

Combining with moving averages

A moving average can help define the trend. One approach is to combine the pattern with technical indicators and take bullish signals only above a rising moving average and bearish ones only below a falling one. As shown above, the 200-day filter did not change the result much on its own.

Using relative strength index for confirmation

One filter skips a candle when the relative strength index is already overbought, on the idea that the move is stretched. We have not tested this filter. If you use it, test it before trading it.

Bollinger Bands

A big candle that ends outside a Bollinger Band shows momentum larger than recent volatility. It can be read as a breakout or as an overextension likely to revert. We have not measured either reading.

Candles in different time frames

Importance of time frame selection

Pick the chart you trade before reading any candlestick. No time frame showed a confirmed edge in our tests. Across all markets, weekly bullish candles had the best raw numbers (39.8% of 2:1 targets hit on 72,454 trades, +0.19 R), but random weeks on the same assets did slightly better (41.0%, +0.23 R): the weekly result comes from the rise of these assets over our data, not from the candle.

Intraday vs daily chart analysis

• Daily charts, all markets combined: the average result per trade did not differ measurably from chance; over 10 bars, black candles did worse than chance after our correction, and white ones slightly worse, not confirmed.
• Hourly charts: the next bar went against the candle more often than after a random bar, a descriptive figure outside our corrected tests; after 10 bars, both versions did worse than chance after our correction, on crypto and on forex.
• Daily ETFs and indices: higher target rates than random dates (38.5% on 11,049 trades against 37.1% and 41.0% on 7,725 trades against 39.6% of targets hit), but their average result per trade did not differ measurably from chance, and on indices the white candle's 10-bar excess return was below chance after our correction.

Advanced chart patterns involving big candles

This candlestick is the building block of many multi-candle patterns. Here is how those candlestick patterns did on daily charts with the same 2:1 trade.

Three white soldiers

Three white soldiers are three big candles in a row, each ending near its top. On 257 daily occurrences (227 closed trades), the trade reached its target 34.4% of the time against 33.3% on random dates.

Three black crows

Three black crows are the bearish mirror. On 493 daily occurrences (448 closed trades): 22.1% against 26.0%, no measurable difference.

Bullish and bearish engulfing patterns

In an engulfing pattern, a big second candle covers the body of the first one, in the other color. The bullish engulfing trade reached its target in 36.9% of 48,554 trades against 35.7% (rated no clear edge); the bearish engulfing trade 28.5% on 68,440 trades against 29.1%. The second candle of a bullish engulfing or bearish engulfing pattern can be of this kind.

Morning star and evening star

The morning star, a classic reversal pattern, starts with a big red candle and ends with a big green one; the evening star is the mirror, a bearish reversal. Morning star trades reached the target in 40.6% of 2,366 trades against 34.2% on random dates, evening star trades 26.6% on 3,005 trades against 25.8%. On all daily markets combined, neither star pattern's average result per trade differed measurably from random dates (+0.29 R against +0.15 R for the morning star, −0.16 R against −0.20 R for the evening star).

The separating lines pattern

The separating lines pattern pairs a candle with a big candlestick of the other color that has the same open, in the direction of the trend. On daily charts, the bullish version reached its target in 42.0% of 212 trades, against 37.8% on random dates: no measurable difference.

Hammer, hanging man and shooting star

The hammer, the inverted hammer, the hanging man and the shooting star each forms with a small body and a dominant wick: they are reversal candles, the reverse of this pattern. The hammer trade reached its target in 35.4% of 12,005 trades against 36.1% on random dates, rated no clear edge. On daily charts, none of the four had a 2:1 trade that differed measurably from random dates; the hanging man and the inverted hammer, for example, still had a negative expectancy (−0.25 R against −0.28 R, and −0.08 R against −0.08 R per trade). None of these four candles can be a long line: their body is too short and one of their wicks is too long.

Psychological impact on market participants

Greed and fear in big candles

A big green candle attracts buyers who fear missing higher prices; a big red one triggers sellers who fear lower prices. That is the classic explanation for the attention these candles and the patterns built on them receive. But in our data, chasing the pattern gave no confirmed edge.

How institutional traders influence candle size

Big orders that push price through a session can produce a big candle: when a large buyer keeps lifting offers until the close, the candle has no time to build an upper wick. The pattern reflects that pressure, not who was behind it or whether it will continue.

Real cases on daily crypto charts

The Real examples section shows real long line candles picked by our bench (best and worst results, textbook shapes, most recent, random draws), with their actual outcome. The cases written up below are on daily crypto charts.

A bullish candle that reached its target

On August 27, 2021, the SOL/USDT daily chart printed a big green candle: open 74.92, high 88.92, low 72.55, close 87.98.

• Entry: the buy stop at 88.92 was triggered the next day.
• Stop at 72.55, 2:1 target at 121.66.
• Result: the target was hit on August 31, 2021, and SOL was 86.7% higher 10 days after the candle.

Two stopped trades

On May 4, 2022, XRP/USDT printed a bullish candlestick, open 0.6047 and close 0.6459, with a high at 0.65 and a low at 0.6039. The next day traded both above 0.65 and down to 0.5801, under the stop. When one bar touches both entry and stop, the bench cannot know the order and counts a stopped trade: a full 1 R loss, and XRP was 34.0% lower 10 days later. On June 1, 2020, ATOM/USDT printed one with a top at 2.865 and a bottom at 2.712; same story the next day, with a high above 2.865 and a low at 2.64, under the stop: another 1 R loss.

Two bearish candles

On October 31, 2024, LINK/USDT printed a big red candle: open 12.4, close 11.41. The sell stop at 11.31 triggered the next day, with a stop at 12.47 and a 2:1 target at 8.99; price fell to 10.07 but turned back up and hit the stop on November 7. On July 25, 2022, XLM/USDT printed a bearish candlestick with an open at 0.1132 and a close at 0.1058. The sell stop at 0.1055 triggered the next day and price dipped to 0.1023, then rallied through the stop at 0.1139 on July 28, for a 1 R loss, and XLM was 7.7% higher 10 days later.

Frequently asked questions about long line patterns

Summary of key points

• A long line is a candle with a body bigger than the recent average and short wicks at both ends.
• On 402,234 daily bullish occurrences, 53.2% were higher 10 bars later, against 54.0% for random bars.
• The 2:1 trade averaged +0.08 R per trade on daily bullish candles (+0.09 R on random dates) and −0.13 R on bearish ones (−0.12 R on random dates), before costs.
• On hourly charts, both versions did worse than chance over 10 bars after correction.
• On all daily markets combined, the marubozu (its shaved version) and the patterns built from big candlesticks showed no confirmed edge either, and the marubozu has no confirmed row on any market or time frame.

Recommended reading for technical analysis

Steve Nison introduced Japanese candlestick charting to Western traders in Japanese Candlestick Charting Techniques (1991); it is a reference for the names and shapes of these patterns. Many pattern references treat the two colors of this candle as separate patterns, as our bench does. To read the trend a candle sits in, see our free guides to the channel pattern and the flag pattern.

About the author and the data. This guide was written by Amaury, founder of PatternsWizard, who is passionate about finance, quantitative trading and data analysis. He built the PatternsWizard test bench, which detects each setup with fixed, published rules on full market history: crypto, forex, US stocks, ETFs, indices and commodities. Trades and win rates are compared with random bars on the same assets, excess returns with the rest of the market, with error margins and a correction for multiple testing, and the whole pipeline is checked on random-walk prices, where nothing can be predicted. Statistics on this page were generated on November 5, 2026. The full methodology, free to read, explains every step. Results are before fees and slippage, past results do not predict future ones, and nothing on this page is investment advice: every trade can lose money.