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DIY Trader
- Joined
- 3 February 2010
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My question is why do people treat an initial stop differently to a stop within a trade, ie only give it 10c to begin with, but happy to let it have up to 29c when trying for the 30c??
To me the notion of a trade being 'no-risk' just because the stock went in your favor, is not correct. You are still risking the gain.
brty
But technical traders have unlimited information to use in placing their stop. Why is it so many people put their stop at breakeven at some point in a trade. We buy a position based on technicals, and sell it based on technicals, but put its stop at a point where we feel safe, and know we're avoiding any hurt.
If the logical place for a stop is just below the entry point when we buy the position, why do we ever move a stop to BE? It's not a technically logical place to put it, but we do anyway?
Some would argue that losses should be avoided if possible, but if you're being stopped out at BE and then missing large gains because you put the stop at technically irrelevant palce, then it seems emotions are getting in the way of logical trading.
Nassim Taleb talks about the challenges of coping with uncertainty, predicting events, and understanding history. Taleb, the author of Fooled By Randomness and The Black Swan, imagines two countries, Mediocristan and Extremistan where the ability to understand the past and predict the future is radically different.
In Mediocristan, events are generated by a underlying random process that is normally distributed.
These events are often physical and observable and they tend to cluster around the middle.
Most people are near the average height and no adult is more than nine feet tall.
But in Extremistan, the right-hand tail of events is thick and long and the outlier, the seemingly wildly unlikely event is more common than our experience with Mediocristan would indicate.
Bill Gates is more than a little wealthier than the average. The civil war in Lebabon or the events of 9/11 were more worse than just a typical bad day in the Beirut or New York City. Taleb's contention is that we often bring our intuition from Mediocristan for the events of Extremistan, leading us to error. The result is a tendency to be blind-sided by the unexpected.
= I KNOW HOW TO PLACE THE STOPS )Prediction is a kind of therapy. You have to look at your error after the fact. Forecast error is central to decision-making.
Traveling to France, you know the size of suitcase for a given time of year; but need much bigger suitcase if traveling to Mars. There are degrees in your ignorance about what you don't know.
The Enlightenment. "I want to turn knowledge into action"
= I only KNOW where THE BREAK EVEN ISTaleb--"I want to turn lack of knowledge into action." We should embrace the phrase "I don't know." We like experts, but not all domains have experts.
The first rule in successful trading and investing is: Cut losses short.
E. H. Harriman, who was once a broker on the floor of the Stock Exchange, said: "If you would be a successful trader in stocks, kill your losses."
The element of risk is present in every commitment. There is
no such thing as a "permanent" investment.
Motorway
The break even Stop is maybe then THE MOST IMPORTANT STOP.
maybe it is the ONLY one that is LOGICALLY Grounded
And Yes Open PROFIT is No different to Closed profit..
It is always your money at RISK...
Motorway
Synergy said:why do we ever move a stop to BE?
Motorway said:The First Rule is to Limit Losses
The break even Stop is maybe then THE MOST IMPORTANT STOP.
maybe it is the ONLY one that is LOGICALLY Grounded
Sorry, but I don't think the aim to minimise losses justifies moving a stop to break-even. Why break-even? Why not a few ticks above or below? Why precisely break-even? For psychological reasons.
And it is not the most important stop in any case; the original stop is the most important and should be the most logically grounded.
Your missing the point.
The intial stop should be the most logically grounded, but based on YOUR logic. Who is to say that it is a point of any importance? You, the markets, who?
You are basing the stop on an expectation, and expectation that it is the point at which, your subjective analysis is wrong. You analysis is prone to failure, and your stop level can just as easily be wrong.
A breakeven is significant, and the most logical, in that you are reducing potential losses for your account.
Nassim Taleb talks about........
The First Rule is to Limit Losses
Not at all. My stop is the point at which I'm not willing to give the trade any further room. It doesn't mean I'm wrong, it just means I'm not willing to go any further. Given that I trade by probability, I can't actually be proven wrong on any trade.
Logical, why? Is that point any more significant than something 10 ticks above or below it? Very likely not. It's chosen precisely because it is break-even. Reducing losses on the account? Any stop does that, so why is break-even the most logical? Why not place the stop to lock in some profit? A stop in profit is certainly far more logical given that our aim is to profit.
Perhaps you can clear this up for us plebeians then. Why is he clearly wrong?I don't give a toss about his opinions on random, he is clearly wrong.
Its a matter of perspectiveI don't give a toss about his opinions on random, he is clearly wrong.
I don't give a toss about his opinions on random, he is clearly wrong.
My first rule is to trade something with a positive expectancy. You could probably come up with a highly profitable system averaging down ETF that are index based, that does not limit losses.
Using break-even as a stop point means that you are treating each trade as an entirely separate event that 'needs' to work, rather than just another step along a journey.
Any stop used needs to be far enough away from the more than likely spike in price that is attracted by stops in today's markets. If using some breakaway point as an entry, bringing the stop to breakeven leaves it in no-mans land and likely to be hit.
brty
brty said:My first rule is to trade something with a positive expectancy. You could probably come up with a highly profitable system averaging down ETF that are index based, that does not limit losses.
Any stop used needs to be far enough away from the more than likely spike in price that is attracted by stops in today's markets.
Lukeaye said:Why are you not willing to give the trade any further room? because you dont want to potentially loose anymore money.
Why take a loss, when it can cost you nothing?
Its significant for many reasons. Its the point at which the trade costs you nothing any longer so you have preserved capital and cut costs.
Its also the point, at which you can have the highest expectancy of riding the trend relative to the trade costing you nothing.
You set it 10 pips higher you decrease the expectancy of the trade going in your favour for chance of being stopped out to early.
Our stop is based on a subjective analysis of what we think to be a defining point on the chart
It would be really interesting to see some statistics on, the trades that do go against us, what percentage come good? Or what is has the greatest expectation to failure based on a trade against us to say 20% of our risk, 50% of our risk etc
What gives the point you pick, any significance what so ever? Why does the market care about your stop?
Whether you like it or not, your sotp loss point is a point in randomness relative to the equity you are trading,
does a breakeven have an expectation of loss?
The point is, can you say with evidence, that your intial stop point has anymore significance then a breakeven point?
Re: What analysis do you use for trading?
Any stop used needs to be far enough away from the more than likely spike in price that is attracted by stops in today's markets. If using some breakaway point as an entry, bringing the stop to breakeven leaves it in no-mans land and likely to be hit.
brty
Just on that note ... The best entries are often found at the spike extremities.... and a high percentage of the 'obvious" Stop loss levels are more often than not the best entry points ..... From my experience, rushing entries through impatience creates the most unwanted "heat" in any given trade situation.
Herding behavior is a frequent phenomenon during periods with strong price trends. Contrary to general belief, these price trends do not signal an excess of long positions but an overhang of counter-trend positions instead. How does this happen?
Of or relating to a type of circumstance or event that is described by a probability distribution.
proceeding, made, or occurring without definite aim, reason, or pattern
without definite aim, purpose, method, or adherence to a prior arrangement; in a haphazard way:
I don't believe in random anything, I do believe in many things currently unpredictable, but this is different to random. Many people seem to have a belief that random and unpredictable (to them) are the same thing. With enough information everything is predictable.
brty
Taleb did not write about "random", but rather about "randomness". Hence, one must look further than the dictionary definition of "random".Random,
I always thought that all market participants were there to make money, made definite decisions about when to buy and sell and didn't just put in 'random' entries and exits.
I don't believe in random anything, I do believe in many things currently unpredictable, but this is different to random. Many people seem to have a belief that random and unpredictable (to them) are the same thing.
brty
With enough information everything is predictable.
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