We’ve all used on/off type trading signals at some point. But you can nearly always extract more insight with a simple adjustment that focuses on using data efficiently. Let me show you how using a crypto trend example. The problem with binary signals You’ve seen them everywhere. “If price is above the 20-day moving average, …
Do you find yourself obsessing over p-values and t-stats when evaluating trading ideas? I get it. If you come from an academic or scientific background, statistical significance feels like the gold standard for determining whether something is “real” or just random noise. And in many fields, that’s exactly right. But trading is different. Statistical tests …
The market is a highly competitive beast. If you’ve spotted an edge, others have too. And as capital piles in, most obvious mispricings will eventually decay. Take the reasonably well-known end-of-month bond trade, for example. Towards month end, excess price-insensitive demand for treasuries tends to come in, causing a temporary dislocation from fair value: A …
Recently, we had an excellent question on the
Someone sent me their trading technology blueprint. It was a thing of beauty: timeseries databases, Grafana dashboards, message queues, and all sorts of fancy architecture. My first question: “What are you currently trading?” Their answer: “Nothing yet. But I’m planning a medium frequency stat arb basket trade.” I almost spat out my coffee. Look, I …
How often have you heard someone say, “I use a stop loss to manage downside risk”? You see this repeated so often that you could be forgiven for thinking it was some inviolable universal law. But do stop losses really do what people think? Let’s think this through together. And fair warning – what I’m …
Someone recently asked me if I have a checklist for adopting new trading strategies. You know, a neat little formula like “if backtested Sharpe > 1.8, trade it” or “if drawdown < 15%, green light.” I get the appeal. We all want clear, objective criteria to make these decisions easier. But strategy adoption just doesn’t …
In this webinar, James explores a simple seasonality effect and finds that there’s more to the story than an upwardly sloping equity curve. Watch the video to see how you can use Excel to explore market phenomena efficiently and gather evidence that you can use to make practical trading decisions. If you’d like to master …
In Trade Like a Quant Bootcamp, we talk about win-win risk premia harvesting. It’s a game where no one’s really competing for the edge. Think about VTI (Vanguard’s Total Stock Market ETF). You expect to make more than implied by the stock market’s cash flows (a risk premium) because holding these stocks is uncomfortable. They’re …
I don’t need to tell you that the stock market’s been on a wild ride these last few weeks. But going back even further, since about mid-2024, the VIX has been regularly popping up into the 20s, in contrast to the sleepy teens we saw in the first half of that year. So what’s happening …
