Wednesday, April 20, 2005

Know Thy Edge

Am I harping on the word "edge"? Sure, why not? It's a functional, concise, and connotative term that distills just what this business of trading is all about. But as I mentioned before, it's a word that's been robbed of substance and swept under the rug, having been gently prodded into prosaic jargon -- an irony which I'd say is at the root of most aspiring traders' struggles. So I think it pays to take a moment and flesh out this ghost of a term, and return its original implications to the fore of our efforts.

Edge. From what lexical angle does the word enter the vocabulary of speculation? What does it imply? Cutting edge. Leading edge. By definition, having an edge means having the capability to be consistently ahead, in perception and in action. Ahead of what? Ahead of whom? Well ideally, everyone else -- i.e., the crowd. For who is the crowd but simply all who perceive and need to act after you: buy after you've already bought, sell after you've already sold. In other words, the very source of all your profits. From this implication, the primary objective of every trader in terms of edge is to seek one that maximizes the crowd behind him.

If that definition of edge comes across as somewhat obscure, perhaps we can be more specific about things which probably don't qualify as an edge in themselves. Take the myriad of assorted technical "indicators" and scanners that come pre-packaged with any data subscription, and which promise the power to quickly ferret out opportunities across thousands of securities -- will they alone suffice in achieving consistent gains? If one acknowledges that the vast majority of these indicators are only second-hand derivations on price, volume, and time, would it make sense to think they can somehow get you ahead of the crowd? Is there such a thing in this business as a "leading" indicator, beyond what's shown on the tape? Could it be that these bells and whistles give at best an illustrated "Reader's Digest" of a given market, and this poses as an edge simply because the trader does not have the time nor propensity to read each and every word of that security's proverbial history? Better than nothing perhaps, but not much more.

Understanding one's edge cannot be underestimated; a trader must know exactly what it is that supposedly puts him ahead of the field. Don't settle for simplistic regurgitations, nor shy away from complexity if that's what's required. For to find a true edge is nothing less than comprehension of the impetus behind the movement of markets.

3 Comments:

Anonymous Anonymous said...

How do you know when you have an edge? Is that simply a reflection of P&L over an x period of time? Do you think the edge must be unique in some way? How can one determine that it is unique in any degree at all?

Anon

9:38 PM  
Blogger illiquid said...

A consistent profit achieved over a certain period of time may be a sign you are onto something, but I believe "having" an edge involves fully investigating and understanding how that edge operates, to the point where there is little question as to its implementation. In addition, fully comprehending all the elements that define your edge is necessary to anticipate market conditions where your edge will begin deteriorating or operating suboptimally, as adaptability is the key to trading longevity.

I don't think the "uniqueness" of an edge is as important as one's ability to find the deepest root or source of that edge, for the sake of being able to execute and take advantage as soon as possible. However, setups or techniques that have entered the public domain usually have an inverse relationship between effectiveness and popularity, so there's something to be said about keeping things close to the vest.

12:21 AM  
Anonymous Anonymous said...

I read a lot of posts about edge on elitetrader as well, most make no sense to me. But then every month or so, I wake up. Look at the headlines, futures, charts, noise, prices, movements, and I know exactly what is going on and what I'm going to do, where to put my buy/ sells and stops. Those days where everything works. Where at the end of the day you have a nice p/l and you think today was why I wanted to be a trader in the first place.
I think this is my edge.

a 'www.elitetader.com' reader

4:38 AM  

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