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Category Archives for System Development

Beginner’s Guide to Quantitative Trading

Quantitative trading

In this article I’m going to introduce you to some of the basic concepts which accompany an end-to-end quantitative trading system. This post will hopefully serve two audiences. The first will be individuals trying to obtain a job at a fund as a quantitative trader. The second will be individuals who wish to try and set […]

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Two Dimensional Market Environment Filter

In this article I’m going to demonstrate a technique to help adapt your trading systems to the changing market conditions. In a previous article entitled, “Trend Testing Indicators“, I tested several indicators that could be used to divide the market into two modes: bullish and bearish. These two modes were then used to dictate how […]

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Optimizing Your Algo: Tips for Beginners

You have created a trading algo. The Algo is profitable in the backtester. Before unleashing it with real money, you’ve got to first tighten the screws. That is, ensure your algo is fine-tuned so it can deliver optimal returns. There’s one major challenge ahead of you. Firstly, your strategy is rather simple. You may go […]

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Finding Out What Works, And What Doesn’t Work

Many traders who try system trading have previously had difficulty at discretionary or manual trading. Most of these folks eventually recognize the benefit of trading a system with well defined rules – a system that has performed well in the past. It is nice to know a trading approach has historically worked, but as with […]

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Percent Risk Position Sizing in EasyLanguage

Many of the trading models and market studies on this website used a fixed share or fixed contract position size. This means the same number of shares or contracts is traded for each position. For the futures market this often means trading one contract. This is done simply to exclude the effects of dynamic positioning […]

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Using System Parameter Randomization To Estimate Future Returns

You just spent a ton of time creating a trading system and being very careful not to over-optimize. You then tested it on the out-of-sample data segment and the performance looks good. What’s next? Jump right into the live market? Maybe. But instead, you would like to perform one more test called System Parameter Randomization. The article, System Parameter […]

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Case study: Can a simple Market Internals technique actually improve trading strategy results?

In my 10+ years’ full-time trading career, I have found very few tools and tactics that would get my attention so deeply as Market Internals. In 2014, I spent about six months in a row with this unique traders tool, exploring its possibilities every single day, searching for new and creative implementation ideas for my own […]

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System Parameter Permutation – a better alternative?

Scaling Out

When I wrote my Wagner Award winning paper, “Know your System! – Turning Data Mining from Bias to Benefit,” I had two goals in mind: Introduce a new method to reasonably estimate the long-run expected performance of a trading system; and Provide a simple method for the average system trader to understand and employ the […]

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Gap Size Strategy Tool

A couple of weeks ago I sent my subscribers an email to a free eBook called “Understanding Gaps” by Scott Andrews. I’m going to assume that you know what a gap trade is. If not, please take a look at this article. I’ve never had much success with trading gaps but the topic interests me. After reviewing […]

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System Parameter Permutation Beats Data Mining Bias

Scaling Out

Recently, an interesting new perspective has emerged regarding trading system development. The National Association of Active Investment Managers (NAAIM) has just announced a $10,000 Wagner Award for Dave Walton of StatisTrade for his pioneering work in exploring a new method for trading system development, which he calls System Parameter Permutation (SPP). It’s a well-merited prize, since […]

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