BALL

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

57.0%

20-day average

43.4%

Off-exchange share (20d)

32%

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

62.60

1.45B

61.50

1.39B

60.41

1.16B

59.31

1.31B

58.21

1.28B

57.11

1.43B

56.01

1.88B

54.92

2.72B

53.82

2.71B

52.72

2.57B

51.62

2.20B

50.52

2.22B

49.42

1.95B

48.33

1.82B

47.23

1.56B

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.