ROP

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

70.5%

20-day average

65.8%

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

380.32

2.78B

373.64

3.26B

366.97

3.35B

360.30

4.87B

353.63

5.08B

346.95

4.31B

340.28

2.77B

333.61

3.54B

326.94

2.42B

320.27

2.04B

313.59

0.90B

306.92

0.72B

300.25

0.63B

293.58

0.31B

286.90

0.58B

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.