Volume-abnormality scan — 2/3/5× on daily & weekly

as of 2026-07-20 · universe 103 · analyzed 102 · min avg vol ≥ 50.0K sh/day

daily RVOL = today's volume ÷ 20-session avg · weekly RVOL = this week-to-date ÷ prior weeks at the same day-of-week · 40-day candles over volume (dashed = avg vol, latest bar solid) · green/red = up/down day (accumulation vs distribution)

Daily volume abnormalities · 4

ISRG 3×3.9× · $345.42 -14.1%
QQQ
344.55397.16449.77avg 3.0M05-2006-1807-17
daily RVOL 3.9×11.6M vs 3.0Mprice $345.42day -14.1%week-to-date 2.8× (5d in)28.8M vs 10.4M
NFLX 2×2.8× · $68.95 -7.3%
QQQ
65.0877.7290.37avg 50.4M05-2006-1807-17
daily RVOL 2.8×142.0M vs 50.4Mprice $68.95day -7.3%week-to-date 1.5× (5d in)320.4M vs 210.7M
SNPS 2×2.6× · $384.27 -7.9%
QQQ
366.00452.74539.48avg 1.9M05-2006-1807-17
daily RVOL 2.6×5.0M vs 1.9Mprice $384.27day -7.9%week-to-date 1.1× (5d in)10.6M vs 9.5M
CDNS 2×2.3× · $330.11 -9.5%
QQQ
320.07368.38416.69avg 2.3M05-2006-1807-17
daily RVOL 2.3×5.2M vs 2.3Mprice $330.11day -9.5%week-to-date 0.9× (5d in)10.9M vs 11.7M

Weekly volume abnormalities (week-to-date) · 3

ISRG 2×2.8× · $345.42 -14.1%
QQQ
344.55397.16449.77avg 3.0M05-2006-1807-17
daily RVOL 3.9×11.6M vs 3.0Mprice $345.42day -14.1%week-to-date 2.8× (5d in)28.8M vs 10.4M
SPCX 2×2.2× · $123.99 -5.4%
QQQ
21.68123.66225.64avg 103.0M03-1306-1807-17
daily RVOL 0.8×83.7M vs 103.0Mprice $123.99day -5.4%week-to-date 2.2× (5d in)317.2M vs 146.3M
PYPL 2×2.1× · $56.56 -0.3%
QQQ
40.2048.9457.67avg 20.3M05-2006-1807-17
daily RVOL 1.0×19.8M vs 20.3Mprice $56.56day -0.3%week-to-date 2.1× (5d in)174.3M vs 84.0M

Volume abnormality flags attention/volatility, not direction — pair with the day colour and price level before acting.