🔎 Market Outlier Scanner

The stocks that are statistical outliers today across the liquid US universe — abnormal returns measured by a robust cross-sectional z-score, and unusual volume measured as RVOL vs each name's own 20-day average. Refreshed every ~20 minutes during market hours.

July 20, 2026 · 5:40 PM ET 2676 liquid names scanned 220 outliers
Significant movers — live map gainer decliner volume
1×2×3×5×10×20×◀ abnormal declinersabnormal gainers ▶move z-scoreRVOL ↑ACHR — Archer Aviation Inc. · move z 12.47 · RVOL 3.1× · chg 19.59%ACHRIREN — IREN Limited Ordinary Shares · move z 12.46 · RVOL 2.3× · chg 19.57%IRENPVLA — Palvella Therapeutics, Inc. Common Stock · move z -12.55 · RVOL 1.8× · chg -21.04%PVLACIFR — Cipher Digital Inc. Common Stock · move z 10.86 · RVOL 1.8× · chg 16.97%CIFRCLBK — Columbia Financial, Inc. Common Stock · move z 3.25 · RVOL 19.7× · chg 4.61%CLBKGLSI — Greenwich LifeSciences, Inc. · move z -8.09 · RVOL 4.1× · chg -13.79%GLSIPRE — Prenetics Global Limited Class A Ordinary Share · move z 8.96 · RVOL 1.3× · chg 13.89%PREAVBP — ArriVent BioPharma, Inc. Common Stock · move z -8.81 · RVOL 1.4× · chg -14.97%AVBPIMMX — Immix Biopharma, Inc. Common Stock · move z -8.31 · RVOL 1.9× · chg -14.15%IMMXCCOI — Cogent Communications Holdings, Inc. · move z 8.44 · RVOL 1.0× · chg 13.04%CCOIPSNL — Personalis, Inc. Common Stock · move z -7.80 · RVOL 2.3× · chg -13.32%PSNLNKLR — Terra Innovatum Global N.V. Ordinary shares · move z 7.79 · RVOL 1.7× · chg 11.98%NKLRANAB — AnaptysBio, Inc. Common Stock · move z -7.78 · RVOL 1.6× · chg -13.29%ANABXE — X-Energy, Inc. Class A Common Stock · move z 7.61 · RVOL 0.9× · chg 11.70%XEHDB — HDFC Bank Limited · move z -6.09 · RVOL 3.5× · chg -10.54%GPRE — Green Plains, Inc. · move z -7.28 · RVOL 1.3× · chg -12.48%HQ — Horizon Quantum Holdings Ltd. Class A Ordinary Shares · move z -7.08 · RVOL 0.4× · chg -12.15%BETA — Beta Technologies, Inc. · move z 6.93 · RVOL 1.6× · chg 10.59%HUT — Hut 8 Corp. Common Stock · move z 6.79 · RVOL 1.7× · chg 10.37%STAA — Staar Surgical Co · move z -5.35 · RVOL 3.8× · chg -9.34%CLSK — CLEANSPARK INC · move z 6.98 · RVOL 1.3× · chg 10.67%TRVI — Trevi Therapeutics, Inc. Common Stock · move z -7.02 · RVOL 0.9× · chg -12.06%PENG — Penguin Solutions, Inc. Ordinary Shares · move z -6.92 · RVOL 1.2× · chg -11.89%KEEL — Keel Infrastructure Corp. Common Stock · move z 6.49 · RVOL 0.6× · chg 9.87%LXP — LXP Industrial Trust · move z 2.87 · RVOL 5.4× · chg 4.00%XNCR — Xencor, Inc. · move z 5.13 · RVOL 2.9× · chg 7.67%AGX — Argan, Inc · move z 6.10 · RVOL 1.4× · chg 9.24%MARA — MARA Holdings, Inc. Common Stock · move z 6.06 · RVOL 1.3× · chg 9.17%SPIR — Spire Global, Inc. · move z -5.58 · RVOL 1.9× · chg -9.72%GLXY — Galaxy Digital Inc. Class A Common Stock · move z 6.19 · RVOL 0.7× · chg 9.39%
Right = abnormal gainers, left = decliners (move z-score) · higher = more unusual volume (RVOL, log scale) · dot size = overall anomaly. Hover (or tap) any dot for the full ticker + stats.
▲ Abnormal Gainers 25
ACHR Industrials 🔊 3.1× Buy +19.59%z 12.5 → IREN Financials Strong Buy +19.57%z 12.5 → CIFR Financials Buy +16.97%z 10.9 → CLBK Financials 🔊 19.7× Neutral +4.61%z 3.3 → PRE Other Neutral +13.89%z 9.0 → CCOI Communication Services Sell +13.04%z 8.4 → NKLR Industrials Neutral +11.98%z 7.8 → XE Industrials Neutral +11.70%z 7.6 → BETA Industrials Buy +10.59%z 6.9 → HUT Financials Buy +10.37%z 6.8 → CLSK Financials Buy +10.67%z 7.0 → KEEL Financials Neutral +9.87%z 6.5 → LXP Financials 🔊 5.4× Buy +4.00%z 2.9 → XNCR Healthcare Buy +7.67%z 5.1 → AGX Industrials Neutral +9.24%z 6.1 → MARA Financials Strong Buy +9.17%z 6.1 → GLXY Financials Strong Buy +9.39%z 6.2 → CHRN Industrials Neutral +9.31%z 6.1 → RIOT Financials Sell +8.98%z 5.9 → EROC Other Neutral +8.97%z 5.9 → SOPH Other Strong Buy +7.84%z 5.2 → BWAY Other 🔊 3.8× Neutral +4.90%z 3.4 → SBET Financials Strong Buy +8.38%z 5.6 → CRCL Financials Strong Buy +8.25%z 5.5 → APLD Technology Neutral +7.99%z 5.3 →
▼ Abnormal Decliners 25
PVLA Healthcare Sell -21.04%z -12.6 → GLSI Healthcare 🔊 4.1× Neutral -13.79%z -8.1 → AVBP Healthcare Neutral -14.97%z -8.8 → IMMX Healthcare Neutral -14.15%z -8.3 → PSNL Healthcare Strong Buy -13.32%z -7.8 → ANAB Healthcare Buy -13.29%z -7.8 → HDB Financials 🔊 3.5× Neutral -10.54%z -6.1 → GPRE Materials Neutral -12.48%z -7.3 → HQ Other Neutral -12.15%z -7.1 → STAA Healthcare 🔊 3.8× Buy -9.34%z -5.3 → TRVI Healthcare Neutral -12.06%z -7.0 → PENG Technology Buy -11.89%z -6.9 → SPIR Communication Services Buy -9.72%z -5.6 → ZSQR Financials Neutral -10.48%z -6.0 → CAMP Healthcare Sell -10.51%z -6.1 → OFRM Other Neutral -10.18%z -5.9 → ABCL Healthcare Buy -10.29%z -5.9 → LAR Other Sell -7.39%z -4.2 → STTK Healthcare Neutral -9.43%z -5.4 → SEDG Technology Strong Buy -9.09%z -5.2 → AIBZ Other Neutral -9.04%z -5.2 → PLTK Technology Neutral -5.85%z -3.2 → TEM Technology Buy -7.74%z -4.4 → AVEX Industrials Neutral -8.14%z -4.6 → BE Industrials Buy -8.33%z -4.7 →
🔊 Unusual Volume 11
CLBK Financials Neutral 19.7×RVOL → LXP Financials Buy 5.4×RVOL → CUB Financials Sell 5.3×RVOL → BH Consumer Discretionary Sell 4.3×RVOL → GLSI Healthcare Neutral 4.1×RVOL → STAA Healthcare Buy 3.8×RVOL → BWAY Other Neutral 3.8×RVOL → CCRN Industrials Neutral 3.8×RVOL → BBDO Other Neutral 3.6×RVOL → HDB Financials Neutral 3.5×RVOL → ACHR Industrials Buy 3.1×RVOL →
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An outlier is a name whose daily return is at least 2.5 robust z-scores (median + MAD) from the universe center, or whose volume is at least 3× its 20-day average. Liquid-universe filter: price ≥ $3, market cap ≥ $300M, today's volume ≥ 200K shares. Educational market analysis, not investment advice. Verified track record →