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The week's question
In December 2024, in the thread "Re: BRK: Why Not XOM?", BreckHutHigh asked the members: "What about the long road trips with kids?" This week it is put to everyone again. The button below opens the small thread re-asking it - read what others have said so far, then give your own answer as an ordinary reply.
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Investment Strategies / Mechanical Investing
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Author: mungofitch 🐝🐝🐝 GOLD
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Number: of 6131 
Subject: Re: Long time reader, infrequent poster
Date: 11/03/25 11:07 AM
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...since P will never be higher than H.

Just a small geek note, this is true only if you're using the same lag for price as for the high calculation. Which I don't, so it isn't for me.
I suggested a lag on the H52 interval precisely because it allows the current price to be higher than the "high", which among other things removes almost all ties.

On the subject of whether to use price/low, price/high, or price/midpoint as a momentum final sort, I lean towards midpoint (or high) because it works more of the time. With price/low, sometimes you will see a higher CAGR as the headline of the backtest. But sometimes a huge fraction of that seemingly impressive performance is in just a couple of amazing bursts right after a market crash as opposed to having alpha most of the time. I would probably prefer to run the variant with the best "median rolling year outperformance relative to market". Easier to stick with, for one thing.

Jim
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