Concepts
Understand stock alert concepts
Clear explanations of percentage alerts, price baselines, and the ideas that help make stock alerts more useful.
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Baseline Percentage Alerts: The Complete Guide
A baseline percentage alert triggers when a stock or ETF moves a set percentage from a baseline - opening price, moving average, or 52-week extreme - instead of a fixed price target.
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It Even Changes Day to Day: The Baseline Recalculates Every Single Time
It's easy to accept that a baseline drifts across seasons. The deeper truth is it never holds still at all - the 30-day average on Sep 13 is already different from Sep 1, twelve days later, same month, same stock.
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The Baseline Moves Too: Why a 30-Day Average Can't Be Captured Once
Most percentage alerts quietly freeze their baseline the moment you create them. Pensel recalculates it continuously - so a rule you set in January still means the same thing in September, instead of measuring against a stale number.
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