CMI

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

45.9%

20-day average

48.9%

Off-exchange share (20d)

38%

Darkpool density

big day, short ratio above trendbelow trendbubble size = how unusual ($vol z-score)

Last ~6 months. Bubbles mark days of unusually large off-exchange dollar volume (≥1.5σ vs the trailing 60 days). Daily resolution — not print-level data.

Darkpool levels ±15% of spot, since 2018-10-01

713.77

0.46B

701.02

0.76B

688.28

1.04B

675.53

1.19B

662.79

2.25B

650.04

1.76B

637.29

1.15B

624.55

0.49B

611.80

0.82B

599.06

1.82B

586.31

2.29B

573.57

2.17B

560.82

1.95B

548.07

2.30B

Historical off-exchange $ volume at price: each day's volume spread across that day's range, summed over the full FINRA history. Heavy shelves often act as support/resistance magnets. Amber row = spot's bin.

Off-exchange short-volume ratio

short ratio (20d, right) daily off-exchange share (left)

FINRA daily TRF data, last 2 years. A persistently HIGH short ratio is mostly passive market-maker liquidity provision (commonly read as accumulation pressure) — not naively bearish.