VDUVolume check

Volume dry-up (VDU)

By Andrew Gomes Updated

Why quiet volume inside a base is a good sign, and how Breakaway scores volume dry-up as a chart check.

What it is

Volume dry-up is the quiet stretch before a move. A stock that has been trending pulls back or goes sideways on well below normal volume. The sellers who wanted out are already out, and nobody is pushing it lower. Few shares are on offer, so it does not take much buying to move the price.

How Breakaway uses it

VDU fires when RVOL is 0.7 times the 20-day average or lower. It counts on the finished day: during the session it keeps the last close's answer. RVOL, or relative volume, compares today's shares traded with that 20-day average. VDU is the opposite of the VOL check, and only one of the two can be lit on a given day. VDU means the most when the trend checks are still lit. That is the picture of a healthy stock resting.

  • VDU, on a stock's page

    Lit on the Score tab beside the other 13 checks, its rule a tap away.

  • Volume, under every chart

    Each day's shares traded, so a quiet stretch shows.

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How to read it

Look for VDU together with a tight-range check such as NR7 or the Bollinger squeeze. A tight, quiet range inside an uptrend comes before many of the best breakouts. That is why those checks are grouped as predictive on the card. The move to watch for is the first day that flips VDU to VOL with a close near the high.

VDU on real stocks today

As of Nov 2, 2026: VDU is firing on 416 of the 2,997 stocks with a page on Breakaway.

As of 2:40 PM ET, delayed 15+ min · Live for Pro members

The largest 3 by market cap, each with its Quality Score:

  • Toronto Dominion Bank (TD) logoTDToronto Dominion Bank16
  • TotalEnergies (TTE) logoTTETotalEnergies16
  • Medtronic (MDT) logoMDTMedtronic14

Each stock's page shows all of its checks, which are firing, and the score they add up to.

Related

See VDU on every stock, live

Breakaway runs VDU with the rest of its 14 chart checks on 3,179 US stocks, every 15 seconds.

See all 3,179 stocks ranked

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Stock pages, scored and explained How we rank stocks All 31 guides

Our top-scored stocks' record: Oct 2021 to Sep 2026, before costs. Recorded live since Sep 9 2026.

Breakaway publishes impersonal securities research and analytical tools: one formula, the same score for everyone. It is not personalized investment advice, and nothing here is a recommendation to buy or sell any security.

Market data from a licensed vendor. The age of every quote is shown on the page.

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