https://etherpoc.com/en/tags/stocks/Recent content in Stocks on FX Backtest DiaryHugoenTue, 21 Jul 2026 00:00:00 +0000https://etherpoc.com/en/posts/stock-crash-buying/Tue, 21 Jul 2026 00:00:00 +0000https://etherpoc.com/en/posts/stock-crash-buying/<p>This all started with a reader-style request: test the idea of buying stocks that fell hard during the week at Friday&rsquo;s close, then selling into the rebound once the market calms down. The verdict up front: the hypothesis was rejected, but it failed in the most instructive way possible. Buying crashes turned out to be right, and only the Friday part was wrong. Seven studies later (research notes 247 through 253), one crash-buying rule stood confirmed across 21 years and every market regime in the data.</p>