FICO

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

53.4%

20-day average

68.9%

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

1399.30

1.46B

1374.76

2.20B

1350.21

1.76B

1325.66

1.62B

1301.11

1.40B

1276.56

1.85B

1252.01

1.35B

1227.46

1.41B

1202.91

1.21B

1178.36

1.14B

1153.81

1.25B

1129.26

1.37B

1104.71

1.17B

1080.16

1.20B

1055.62

1.30B

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.