Statistics in Backtests

Does Rebalance timing affect final returns?

INTRODUCTION Since the relatively successful results of the stock trend screener (HERE), I have been obsessed with poking holes into it. I mean, something too good to be true, usually is. One of the criticisms I could think of (and has been pointed out by other astute observers on twitter), has been the fact the …

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Path analysis of Stock trends

If you’re reading the series on development of the stock trend screener for the first time, please go through the following articles first to develop some context:1. AC and LR strategy for stock trend detection, backtested (naively): https://alphaleaks.info/stock-trend-backtest-using-ac-and-lr-criteria/2. Improvement of the previous backtest: https://alphaleaks.info/stock-trend-backtest-using-ac-and-lr-criteria/ INTRODUCTION This is the penultimate article exploring stock trend detection strategies. …

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Backtest for Stock trend analysis – ver. 2

In the last article I put out, conducting a backtest on the AC and LR criteria for stock trend identification and robustness, the process was naive and mainly showcased as a proof of concept, that this signal is viable. Those who missed it, can read it HERE.The test suffered from multiple limitations, some of which …

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Stock trend Backtest using AC and LR criteria

Trends in markets are a brilliant phenomenon. Its simple to observe, compute, and act on, and it just works. Something going up, will keep going up. But the simplicity hides quite a few intricacies.1. How much up is good enough to be called up?2. Is the up accompanied by heart attack inducing downs once in …

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Statistical Testing for Trading Strategies

This blog piece is based on questions asked to me a while back by Gaurav Rungta (@grt_0101) on twitter. The question was regarding t-test and its utility in context of backtests. While this can be treated as a super expansive topic, I’ll try to approach this from a very basic perspective so that maximum people …

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