MS

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

42.1%

20-day average

50.7%

Off-exchange share (20d)

35%

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

219.78

0.12B

215.63

1.04B

211.48

1.57B

207.34

1.12B

203.19

1.09B

199.04

1.19B

194.89

1.56B

190.75

5.29B

186.60

3.75B

182.45

6.57B

178.31

8.64B

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.