Showing posts with label Chart Pattern. Show all posts
Showing posts with label Chart Pattern. Show all posts

Wednesday, December 15, 2010

Flag and Pennant Patterns

Flag Pattern

Bull-flag.jpg The flag pattern is encompassed by two parallel lines. These lines can be either flat or pointed in the opposite direction of the primary market trend. The pole is then formed by a line which represents the primary trend in the market. The pattern is seen as the market potentially just taking a “breather” after a big move before continuing its primary trend. The chart below illustrates.






Pennant Pattern

Bear-pennant.jpg
The pennant pattern is identical to the flag pattern in its setup and implications; the only difference is that the consolidation phase of a pennant pattern is characterized by converging trendlines rather than parallel trendlines. The image below illustrates.









Source: Wikipedia

Triangle

The Ascending Triangle

Triangle-ascending.jpg The ascending triangle is formed when the market makes higher lows and the same level highs. These patterns are normally seen in an uptrend and viewed as a continuation pattern as buying demand gain more and more control, running up to the top resistance line of the pattern. While you normally will see this pattern form in an uptrend, if you do see it in a downtrend it should be paid attention to as it can act as a powerful reversal signal.
The chart below offers an example of an ascending triangle.


The Descending Triangle

Triangle-descending.jpg
The descending triangle is formed when the market makes lower highs and the same level lows. These patterns are normally seen in a downtrend and viewed as a continuation pattern as the bears gain more and more control running down to the bottom support line of the pattern. While you normally will see this pattern form in a downtrend, if you do see it in an uptrend it should be paid attention to as it can act as a powerful reversal signal.
The image below illustrates



The Symmetrical Triangle

Triangle-symmetrical.jpg The symmetrical triangle is formed when the market makes lower highs and higher lows and is commonly associated with directionless markets as the contraction of the market range indicates that neither the bulls nor the bears are in control. If this pattern forms in an uptrend then it is considered a continuation pattern if the market breaks out to the upside and a reversal pattern if the market breaks to the downside. Similarly if the pattern forms in a downtrend it is considered a continuation pattern if the market breaks out to the downside and a reversal pattern if the market breaks to the upside.
The image below illustrates


Source: Wikipedia

Wedge Pattern

The wedge pattern is a commonly found pattern in the price charts of financially traded assets (stocks, bonds, futures, etc.). The pattern is characterized by a contracting range in prices coupled with an upward trend in prices (known as a rising wedge) or a downward trend in prices (known as a falling wedge).
A wedge pattern is considered to be a temporary halt of primary trend. It is a type of formation in which trading activities are confined within converging straight lines which form a pattern. It should take about 3 to 4 weeks to complete the wedge. This pattern has a rising or falling slant pointing in the same direction. It differs from the triangle in the sense that both boundary lines either slope up or down. Price breaking out point creates another difference from the triangle. Falling and rising wedges are a small part of intermediate or major trend. As they are reserved for minor trends, they are not considered to be major patterns. Once that basic or primary trend resumes itself, the wedge pattern looses its effectiveness as a technical indicator.


Falling Wedge


The falling wedge pattern is characterized by a chart pattern which forms when the market makes lower lows and lower highs with a contracting range. When this pattern is found in a downward trend, it is considered a reversal pattern, as the contraction of the range indicates the downtrend is losing steam. When this pattern is found in an uptrend, it is considered a bullish pattern, as the market range becomes narrower into the correction, indicating that the downward trend is losing strength and the resumption of the uptrend is in the making.
In a falling wedge, both boundary lines slant down from left to right. The upper descends at a steeper angle than the lower line. Volume keeps on diminishing and trading activity slows down due to narrowing prices. There comes the breaking point, and trading activity after the breakout differs. Once prices move out of the specific boundary lines of a falling wedge, they are more likely to move sideways and saucer-out before they resume the basic trend.


Rising Wedge


The rising wedge pattern is characterized by a chart pattern which forms when the market makes higher highs and higher lows with a contracting range. When this pattern is found in an uptrend, it is considered a reversal pattern, as the contraction of the range indicates that the uptrend is losing strength. When this pattern is found in a downtrend, it is considered a bearish pattern, as the market range becomes narrower into the correction, indicating that the correction is losing strength, and that the resumption of the downtrend is in the making.
In a rising wedge, both boundary lines slant up from left to right. Although both lines point in the same direction, the lower line rises at a steeper angle then the upper one. Prices usually decline after breaking through the lower boundary line. As far as volumes are concerned, they keep on declining with each new price advance or wave up, indicating that the demand is weakening at the higher price level. A rising wedge is more reliable when found in a bearish market. In a bullish trend what seems to be a Rising Wedge may actually be a Flag or a Pennant (stepbrother of a wedge) requiring about 4 weeks to complete.

Source: Wikipedia

Triple Top and Triple Bottom

Triple Top


Formation

The formation of triple tops is rarer than that of double tops in the rising market trend. The volume is usually low during the second rally up and lesser during the formation of the third top. The peaks may not necessarily be spaced evenly like those which constitute a Double top. The intervening valleys may not bottom out at exactly the same level, i.e. either the first or second may be lower. The triple top is confirmed when the price decline from the third top falls below the bottom of the lowest valley between the three peaks.




Selling Strategy

There are several different trading strategies that can be employed to take advantage of this formation. Of course, first and second peaks are perfect point to place sell orders. After the Double top has been confirmed and if prices are moving up again with low volume, it is an opportune point to sell. One can sell short with a stop (calculated loss) above the highest peak of the Double Top. The next opportune point to sell would be after a Triple top has formed and a fourth top is being formed at the lower level.

Notes Observation shows that it is rare to see four tops or bottoms at equal levels. In case prices continue to rally up to the level of the three previous tops, there is a good chance that they will rally up higher. If they come down to the same level a fourth time, they usually decline.


Triple Bottom


Most of the rules that are applied in the formation of the Triple top can be reversed in the formation of triple bottom. As far as volume is concerned, the third low bottom should be on low volume and the rally up from that bottom should show a marked increase in activity.

The formation of Triple Bottom occurs during the period of accumulation.


Source: Wikipedia

Double Top and Double Bottom

Double Top


Double top, a popular formation, appears as a sort of "M" on a technical analysis chart.

In the Double Top formation, two peaks are formed. In a rising market, after a reaction, each new rally up appears to be making a Double Top. Many analysts often misread and misinterpret both the peaks. At the second peak, there is no confirmation pointing to Double Top and mostly the trend remains in force and prices simply move up to make new highs. Double Top is confirmed when prices fall down below the intervening valley.
The double top pattern shows demand outpacing supply (buyers predominate) up to the first top, causing prices to rise. The supply/demand situation then reverses; supply outpaces demand (sellers predominate), causing prices to fall. After a price "valley", buyers again predominate and prices rise. If traders see that prices are not pushing past their level at the first top, sellers may again prevail, lowering prices and causing a double top to form. It is generally regarded as a bearish sign if prices drop below their level at the earlier valley between the two tops.
Time between the two peaks is another determining factor for the validity of a Double Top. It should be taken as first element in this regard. If tops appear at the same level but are very close regarding the time, then there are ample chances that they are part of the consolidation and the trend will resume itself. Two peaks should be at least a month apart or they are considered to be part of the same consolidation.
Volume gives another clue in interpreting this formation. Price reaches the first peak on increased volume then falls down the valley with low volume. Another attempt on the rally up to the second peak should be on a lesser volume.


Double bottom


Double bottom, an equally popular formation, appears as a sort of "W" on a technical analysis chart.
Most of the rules that are associated with Double Top formation also apply to Double Bottom formation.
As far as volume is concerned, it should show a marked increase on the rally up while prices saucer-out the second bottom.






source: wikipedia

Trend Line

OracleSupportResistanceTrendLineChart.JPG
A trend line is formed when you can draw a diagonal line between two or more price pivot points. They are commonly used to judge entry and exit investment timing when trading securities. It can also be referred to a dutch line as it was first used in Holland
A trend line is a bounding line for the price movement of a security. A support trend line is formed when a securities price decreases and then rebounds at a pivot point that aligns with at least two previous support pivot points. Similarly a resistance trend line is formed when a securities price increases and then rebounds at a pivot point that aligns with at least two previous resistance pivot points. The following chart provides an example of support and resistance trend lines:

Trend lines are a simple and widely used technical analysis approach to judging entry and exit investment timing. To establish a trend line historical data, typically presented in the format of a chart such as the above price chart, is required. Historically, trend lines have been drawn by hand on paper charts, but it is now more common to use charting software that enables trend lines to be drawn on computer based charts. There are some charting software that will automatically generate trend lines, however most traders prefer to draw their own trend lines.

When establishing trend lines it is important to choose a chart based on a price interval period that aligns with your trading strategy. Short term traders tend to use charts based on interval periods, such as 1 minute (i.e. the price of the security is plotted on the chart every 1 minute), with longer term traders using price charts based on hourly, daily, weekly and monthly interval periods.

However, time periods can also be viewed in terms of years. For example, below is a chart of the S&P 500 since the earliest data point until April 2008. Please note that while the Oracle example above uses a linear scale of price changes, long term data is more often viewed as logarithmic: e.g. the changes are really an attempt to approximate percentage changes than pure numerical value. If we were to view this same chart linearly, we would not be able to see any detail from 1950 to about 1990 simply because all the data would be compressed to the bottom.


Sptrends19502008.jpg
Trend lines are typically used with price charts, however they can also be used with a range of technical analysis charts such as MACD and RSI. Trend lines can be used to identify positive and negative trending charts, whereby a positive trending chart forms an upsloping line when the support and the resistance pivots points are aligned, and a negative trending chart forms a downsloping line when the support and resistance pivot points are aligned.

Trend lines are used in many ways by traders. If a stock price is moving between support and resistance trend lines, then a basic investment strategy commonly used by traders, is to buy a stock at support and sell at resistance, then short at resistance and cover the short at support. The logic behind this, is that when the price returns to an existing principal trend line it may be an opportunity to open new positions in the direction of the trend, in the belief that the trend line will hold and the trend will continue further. A second way is that when price action breaks through the principal trend line of an existing trend, it is evidence that the trend may be going to fail, and a trader may consider trading in the opposite direction to the existing trend, or exiting positions in the direction of the trend.

source: wikepedia

Head and Shoulders

Head and Shoulders Top

Head and Shoulders formation consists of a left shoulder, a head, and a right shoulder and a line drawn as the neckline. The left shoulder is formed at the end of an extensive move during which volume is noticeably high. After the peak of the left shoulder is formed, there is a subsequent reaction and prices slide down up to a certain extent which generally occurs on low volume. The prices rally up to form the head with normal or heavy volume and subsequent reaction downward is accompanied with lesser volume. The right shoulder is formed when prices move up again but remain below the central peak called the Head and fall down nearly equal to the first valley between the left shoulder and the head or at least below the peak of the left shoulder. Volume is lesser in the right shoulder formation compared to the left shoulder and the head formation. A neckline is drawn across the bottoms of the left shoulder, the head and the right shoulder. When prices break through this neckline and keep on falling after forming the right shoulder, it is the ultimate confirmation of the completion of the Head and Shoulders Top formation. It is quite possible that prices pull back to touch the neckline before continuing their declining trend.



Head and Shoulders Bottom


This formation is simply the inverse of a Head and Shoulders Top and often indicates a change in the trend and the sentiment. The formation is upside down in which volume pattern is different than a Head and Shoulder Top. Prices move up from first low with increase volume up to a level to complete the left shoulder formation and then falls down to a new low. It follows by a recovery move that is marked by somewhat more volume than seen before to complete the head formation. A corrective reaction on low volume occurs to start formation of the right shoulder and then a sharp move up that must be on quite heavy volume breaks though the neckline.
Another difference between the Head and Shoulders Top and Bottom is that the Top Formations are completed in a few weeks, whereas a Major Bottom (Left, right shoulder or the head) usually takes a longer, and as observed, may prolong for a period of several months or sometimes more than a year.


Importance of Neckline

The drawn neckline of the pattern represents a support level, and assumption cannot be taken that the Head and Shoulder formation is completed unless it is broken and such breakthrough may happen to be on more volume or may not be. The breakthrough should not be observed carelessly. A serious situation can occur if such a break is more than three to four percent.

When a stock drifts through the neckline on small volume, there may be a wave up, although it is not certain, but it is observed, the rally normally does not cross the general level of the Neckline and before selling pressure increases, the steep decline occurs and prices tumble with greater volume.


Characteristics

  • Most of the time Head and Shoulders are not perfectly shaped. This formation is slightly tilted upward or downward.
  • One shoulder may appear to droop.
  • On many chart patterns, any one of the two shoulders may appear broader than the other which is caused by the time involved in the formation of the valleys.
  • The neckline may not be perfectly horizontal; it may be ascending or descending.
  • If the neckline is ascending then the only qualification of the formation lies in the fact that the lowest point of the right shoulder must be noticeably lower than the peak of the left shoulder.
source: wikipedia
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