Accumulation
Volume Spread Analysis glossary · Wyckoff Phases & Schematics
Definition
The first phase of the Wyckoff market cycle, in which professional operators quietly buy stock from discouraged sellers after a bear market while the price trades sideways in a range. The campaign is executed as a military-style operation: net buying on every dip, occasional selling spikes to suppress premature rallies, and a final test or shake-out that flushes the last weak holders before the mark-up begins. Recognising accumulation in real time—through relative strength versus the parent index, low volume on rallies within the range, and a progressive decline of volume on down-bars—is the core skill that allows a trader to enter near the bottom of a new bull cycle.
Accumulation in plain English
Accumulation is the quiet bargain-hunting phase where big professional players slowly buy up a stock after it has crashed, while scared everyday sellers are dumping it cheap — and they do it patiently, sideways, so no one notices and the price doesn't spike. Think of a savvy collector calmly buying rare cards from panicked sellers at a flea market, occasionally letting a price dip so no rival catches on, then doing one final scare to shake loose the last nervous holders before values climb. On the chart you spot it by the stock holding up better than the overall market, low volume on the little rallies, and down-bars losing their volume over time. Reading this in real time is the holy-grail skill, because it lets you buy in near the very bottom before the big rise (the 'mark-up') begins.
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