Entry, all in (due to risk control), exits, scaleouts letting winners run.
Damnit JSS, I want to agree and disagree with you at the same time. But in running it through my broken brain, I feel that trailing stops are better for folks who do not have precise entries. All-in/all-out is great for people who KNOW their entry, and KNOW their exit. Quite a talent that is.
For us mooks...I'mma stick with trailing stops. *sighs*
I think very tight scaling in, so tight that it's practically all-in, can be useful for "massaging" an entry. I.e. if you know it's around support, you buy in a little, and keep buying in until you're at your "all-in" while the signal still holds.
Like, I said, it's just massaging it in. It won't leave with a tiny position, you're going to be all-in regardless. If you see it speeding up, you finish out the entry quicker. Either way, you're all-in, but your entry may be a little better (or, yes, worse), if your timing is off. But I think this allows for some flexibility.
Consider the "scale-in/entry" time in proportion to the overall timing of the intended trade; instead of going all in instantly, perhaps you'll scale in over the next hour if that suits a trade that will span a day or a week. And this reduces your initial exposure while allowing you to wait out if the signal stays. The tradeoff is obviously the difference in profits you would've made from an all-in position (if you were late on an entry), but I think the more granularity you can add to your decision-making, the better, since it is more flexible. More complicated, but more flexible. And obviously if you were early on your signal and it pans out, you've improved your entry.
Also, if you're advocating all-in, won't that loss be worse than scaling in, if we consider the first signal is where one would've gone all-in?
Your massaging wont work, only sounds good on paper, you know how most good areas fail? They react *you are filled 100%, but now with even bigger stop*, then they fail.
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Is there an logical or someway I can test the optimal trailing distance for my system? I do forward testing for now.
I imagine your trading platform has a way where you could implement an ATM and run it through replay data. NinjaT has it and it works pretty well. The only problem with that is related to the exact same reason that you mentioned above. Forward testing is the only true test of a system, but it takes so much time. And the day you may decide to implement the system, the market conditions could have changed to the point where your system no longer works in the current market condition. But all-in-all, I figure that if you find a system that works 80% of the time in sim with back testing, it should work that much time in forward testing, given enough backtesting timeframe. Say, a couple of years.
No that sucks, if the area is real good, it could leave with a tiny position, yet if it fails miserably, you are all in, how in the world is this good money management?