They determine this by looking at a complex set of lines overlaid onto a stock chart, such as moving averages, support lines, volume activity, etc.
The blue lines on the chart above represent the Bollinger bands, and below the bar chart, I have plotted the band width indicator.
That was also the situation at the tops of the previous rallies of this year, as marked by the short-red lines on the chart.
FORBES: Investor Bullishness, Low Fear Level Hint At Market Top
So the two lines on one chart are not a good way of comparing the total numbers affected, just the chances for one person.
The VIX Index (aka the Fear Index) is also showing a low level of fear (high level of bullishness and complacency), bouncing around 20, in the area associated with rally tops since the last bull market ended in 2007, as marked by the vertical red lines in the chart below.
FORBES: Investor Bullishness, Low Fear Level Hint At Market Top
The low also tested the converging chart and trend line support, lines e and f.
The flag formation is even clearer on the daily chart (right panel), lines g and h.
The daily chart shows a flag formation, lines a and b, which is typically a continuation pattern.
The solid upside price action has negated two downtrend lines on the weekly chart, and a steep uptrend line is now in place.
The daily chart shows several continuation patterns (dotted lines) that were brief interruptions in the downtrend.
The daily chart shows a broad trading range (lines f and g) over the past month.
The daily chart shows a broad trading range, lines f and g, which goes back to June.
The daily chart shows a broad trading range (lines b and c) since the early September highs.
The weekly chart shows a falling wedge formation (lines A and B) that was completed in November 2002 when the downtrend (line A) was broken.
The weekly chart shows an apparent rising wedge formation (lines a and b).
The weekly chart shows a flag or continuation pattern (lines a and b).
The chart shows a well defined trading channel (lines a and b) with the upper trend line currently at 9, 063, which is 7.6% above current levels.
FORBES: The Week Ahead: Is the Stock Market Right About the Economy?
What Ralston doesn't point out is that this ominous global collection of nearly 6, 000 advanced warplanes includes those of Britain, France, Canada--everyone except the U.S. Nor does he mention that many of the warplanes on his chart rolled off U.S. assembly lines.
The weekly chart of SOXX shows a broad trading range (lines a and b) that goes back to 2010.
The daily chart shows that after completing the flag formation, lines d and e, the pullback has also been slight.
The weekly chart shows that the triangle or flag formation, lines d and e, was completed in the middle of January.
The current chart shows a short-term flag formation, lines b and c.
In the past week, GLD has overcome the downtrend on the daily chart and completed the triangle or flag formation (lines a and b).
The daily chart of SLV shows that the flag formation, lines c and d, was completed on Monday with the close below support, line c.
The weekly chart appears to be forming a broadening trading range (lines a and b).
The daily chart shows a well-defined downward trading channel, lines a and b.
Daily chart now shows a flag, or triangle formation, lines d and e.
It is down over 35% so far in 2011 and the weekly chart shows a short-term flag formation (dashed lines).
The daily chart of XLI appears to show a rising wedge formation, lines c and d.
应用推荐