Unusual Volume Stocks This Week, Measured

Unusual volume means a stock trading far above its own norm — not the market's. A megacap doing 40 million shares is a Tuesday; a small-cap doing it is an event. This page measures that properly: each name's trailing-week average volume against its own prior forty sessions, with a dollar-volume floor so the list contains tradeable stocks rather than penny-flickers. It refreshes weekly; the "data as of" stamp tells you the window. The measurement concept — relative volume — has its own full guide.

This week's unusual-volume leaders

WITH per_name AS (
    SELECT ticker,
           sumIf(toFloat64(volume), window_start >= today() - 8) / 5 AS adv_recent,
           sumIf(toFloat64(volume), window_start < today() - 8) / 40 AS adv_base,
           sumIf(toFloat64(close) * toFloat64(volume), window_start >= today() - 8) AS dollar_recent
    FROM global_markets.delayed_stocks_minute_aggs
    WHERE window_start >= today() - 64
      AND (toHour(window_start) * 60 + toMinute(window_start)) BETWEEN 810 AND 1199
      AND ticker NOT IN ('SPCX')
    GROUP BY ticker
    HAVING adv_base > 100000 AND dollar_recent >= 500000000
)
SELECT ticker,
       round(adv_recent / adv_base, 1) AS rvol_week,
       round(adv_recent / 1e6, 2) AS recent_adv_m,
       round(adv_base / 1e6, 2) AS baseline_adv_m,
       round(dollar_recent / 1e9, 2) AS week_dollar_bn
FROM per_name
ORDER BY rvol_week DESC
LIMIT 12

The current leader, NVVE, traded 50.4x its own baseline this week — 11.26 million shares a day against a prior norm of 0.22 million, with 0.64B in dollars behind it. Every name on this list is, by construction, having one of the most active stretches of its own recent life.

How to read a volume leaderboard without fooling yourself

Unusual volume is an attention detector, not a direction detector — names arrive on this list from earnings, deals, index changes, short squeezes, and disasters alike, and the multiple says nothing about which. Three honest readings: First, elevated volume marks the days a stock's float is actually being tested — moves on this kind of tape carry more information than moves on silence. Second, the baseline matters as much as the spike: a 5x multiple off a starving baseline is a smaller event than 3x off an already-heavy one, which is why the table shows both columns. Third, unusual volume persists for days after its cause, so a name high on this list has usually already made its move — the list describes the week, it does not forecast the next one.

One more pattern the table teaches over time: watch what kind of name dominates it. Weeks where the leaders are biotech microcaps read differently from weeks where household names crowd in — broad risk appetite tends to show up as size migrating up the list. And when a name from our own coverage appears (this week's leader class has included names straight out of the daily recaps), the leaderboard and the narrative confirm each other: attention you can measure meeting attention you can read about.

The measurement choice worth knowing: this page compares averages of full sessions, not intraday pace. Intraday relative volume ("RVOL at 10am") is a different instrument for a different job — the relative volume guide builds both from scratch and shows the U-shaped intraday curve any pace measure has to respect, the same curve that governs VWAP.

Where unusual volume comes from

The recurring producers, so the list reads faster: earnings weeks put names here on schedule (the one predictable source); corporate events — mergers, offerings, index adds and deletes — arrive with mechanical volume that has nothing to do with opinion; short-squeeze dynamics stack volume on top of price velocity, the pattern the squeeze explainer documents; and new listings dominate their own tape for weeks, which is why a fresh IPO often sits near the top of any volume screen until its float seasons. A given week's list is usually a blend of all four, plus one or two genuine mysteries — and the mysteries are the rows worth the extra minute.

Unusual volume FAQ

What counts as unusual volume for a stock?

There is no official threshold; this page requires trading at multiples of the stock's own prior-forty-session average, plus a real dollar floor. The leader is currently at 50.4x its norm — deep into unusual territory by any definition.

Is unusual volume bullish or bearish?

Neither — it is attention, arriving with rallies and collapses alike. The multiple measures how far from normal the activity is, not which direction the price went; check the tape for that.

Why do you use a dollar-volume floor?

Share-count leaderboards without one fill up with sub-dollar tickers where a million shares means little money. The $500M weekly floor keeps every row economically real.

How often does this list update?

Weekly, with the standing content refresh — the "data as of" stamp above is the authoritative timestamp. The window is always the trailing five sessions against the forty before them.

Every row is a stored, versioned query — expand the SQL to see the exact measurement, or screen any window you like on the Strasmore terminal.