Price Headley's Big trend Watch
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Só para dizer
que eu tenho o livro do Darvas e é bastante bom
Esse e o da biografia do Jesse Livermore são muito bons. Aprende-se e leem-se como romances quase!
O do Jesse Livermore e particularmente impressionante pois fazem parecer os anos 20 como se fossem hoje, pouco mudou em termos de comportamento dos mercados (porque a natureza humana nunca muda) e muitas das mordomias que só no final do século XX chegaram a Portugal, já ele as tinha nesses loucos anos 20
Esse e o da biografia do Jesse Livermore são muito bons. Aprende-se e leem-se como romances quase!
O do Jesse Livermore e particularmente impressionante pois fazem parecer os anos 20 como se fossem hoje, pouco mudou em termos de comportamento dos mercados (porque a natureza humana nunca muda) e muitas das mordomias que só no final do século XX chegaram a Portugal, já ele as tinha nesses loucos anos 20
Price Headley's Big trend Watch
Since we introduced our Multi-Cap Growth Portfolio last October, we've gotten a lot
of questions about what sort of criteria we use to select those stocks.
Unfortunately, there is no simple answer since we use multiple buy signals inside
that portfolio. But there is one very basic tool that is easy to apply and can filter
out a lot of stocks that we don't even want to consider.
The parabolic SAR (stop-and-reversal) indicator is a simple oscillator developed by
J. Welles Wilder. The tool simply indicates when a reversal is possible after a trend
(up or down) loses steam and may be headed the other way. The actual indicator is a
dot placed above or below a price bar on a chart, and when the dot switches its
placement in relation to the bar, that's the signal. Unlike other indicators that are
designed to spot developing trends, the parabolic SAR is designed to spot the ends of
trends, so you can take the opposite position.
On the chart below, the red dots are the parabolic SAR signal. Whenever the price bar
moves higher and touches a dot above, the signal marker moves below the price bars,
signaling that the stock has upward momentum. The same is true for the downside; when
a price touches a parabolic dot beneath it, the SAR marker moves above it to signal
that a stock has downward momentum. Notice how the red dots behave in relation to
price movement; there are a few errant switches, but the indicator did accurately
signal the two biggest bull runs before they happened. Parabolics is a great tool
that can be fine-tuned, and we've been able to use it well in the multi-cap
portfolio.
We bought VOXX on October 21st for 7.80 when we got the parabolic buy signal and VOXX
broke-out above resistance. We finally sold it on January 27th for 9.30, when the
parabolic SAR went bearish and we broke under our support lines. That translated into
a 20% gain for just one of our positions in the Multi-Cap Portfolio.
But the story isn't over yet.
I always enjoy seeing two separate pieces of data confirm one another. The other, and
perhaps more important, aspect of this chart is the clear break-outs VOXX had from
established trading ranges, or a trading "box". In Nicolas Darvas' book "How I Made
$2,000,000 In The Stock Market", he discovered (for himself) that stocks traded
within support and resistance lines which he labeled a "box". Whenever a stock broke
above that box (or below it), then it was bound to continue that move to establish
another box. For several years Darvas created his own stock charts while he was
working overseas. He had no access to U.S. news or economic data; all he had access
to was weekly stock price changes. Using that price data alone, he found that these
break-outs were consistent enough to use as a trading system, and he turned a few
thousand dollars into a fortune. And let me repeat, Darvas had no data other than
price changes. While incredibly simple, it is these obvious break-outs that we too
often ignore. Maybe we shouldn't.
VOXX - DAILY CHART
of questions about what sort of criteria we use to select those stocks.
Unfortunately, there is no simple answer since we use multiple buy signals inside
that portfolio. But there is one very basic tool that is easy to apply and can filter
out a lot of stocks that we don't even want to consider.
The parabolic SAR (stop-and-reversal) indicator is a simple oscillator developed by
J. Welles Wilder. The tool simply indicates when a reversal is possible after a trend
(up or down) loses steam and may be headed the other way. The actual indicator is a
dot placed above or below a price bar on a chart, and when the dot switches its
placement in relation to the bar, that's the signal. Unlike other indicators that are
designed to spot developing trends, the parabolic SAR is designed to spot the ends of
trends, so you can take the opposite position.
On the chart below, the red dots are the parabolic SAR signal. Whenever the price bar
moves higher and touches a dot above, the signal marker moves below the price bars,
signaling that the stock has upward momentum. The same is true for the downside; when
a price touches a parabolic dot beneath it, the SAR marker moves above it to signal
that a stock has downward momentum. Notice how the red dots behave in relation to
price movement; there are a few errant switches, but the indicator did accurately
signal the two biggest bull runs before they happened. Parabolics is a great tool
that can be fine-tuned, and we've been able to use it well in the multi-cap
portfolio.
We bought VOXX on October 21st for 7.80 when we got the parabolic buy signal and VOXX
broke-out above resistance. We finally sold it on January 27th for 9.30, when the
parabolic SAR went bearish and we broke under our support lines. That translated into
a 20% gain for just one of our positions in the Multi-Cap Portfolio.
But the story isn't over yet.
I always enjoy seeing two separate pieces of data confirm one another. The other, and
perhaps more important, aspect of this chart is the clear break-outs VOXX had from
established trading ranges, or a trading "box". In Nicolas Darvas' book "How I Made
$2,000,000 In The Stock Market", he discovered (for himself) that stocks traded
within support and resistance lines which he labeled a "box". Whenever a stock broke
above that box (or below it), then it was bound to continue that move to establish
another box. For several years Darvas created his own stock charts while he was
working overseas. He had no access to U.S. news or economic data; all he had access
to was weekly stock price changes. Using that price data alone, he found that these
break-outs were consistent enough to use as a trading system, and he turned a few
thousand dollars into a fortune. And let me repeat, Darvas had no data other than
price changes. While incredibly simple, it is these obvious break-outs that we too
often ignore. Maybe we shouldn't.
VOXX - DAILY CHART
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