LLY

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

36.8%

20-day average

40.7%

Off-exchange share (20d)

39%

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

1183.38

0.62B

1160.63

3.93B

1137.87

4.31B

1115.11

4.69B

1092.36

10.3B

1069.60

25.3B

1046.84

28.3B

1024.08

25.1B

1001.33

20.1B

978.57

13.8B

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.