MGM

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

63.1%

20-day average

55.6%

Off-exchange share (20d)

34%

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

51.79

0.05B

50.85

0.43B

49.90

0.68B

48.96

0.97B

48.02

1.61B

47.08

1.43B

46.14

1.74B

45.20

3.45B

44.26

4.11B

43.31

5.56B

42.37

5.96B

41.43

5.24B

40.49

4.98B

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.