RSG

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

24.0%

20-day average

33.9%

Off-exchange share (20d)

40%

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

241.35

3.02B

237.12

3.15B

232.88

2.73B

228.65

3.35B

224.41

3.42B

220.18

3.48B

215.94

4.03B

211.71

5.90B

207.48

5.13B

203.24

3.63B

199.01

3.27B

194.77

1.52B

190.54

1.14B

186.30

2.03B

182.07

2.24B

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.