ROK

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

67.2%

20-day average

64.1%

Off-exchange share (20d)

36%

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

468.53

0.06B

459.69

0.75B

450.85

1.38B

442.01

0.56B

433.17

0.43B

424.33

0.78B

415.49

1.62B

406.65

2.97B

397.81

3.03B

388.97

2.95B

380.13

1.20B

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.