Q
Dark pool — off-exchange short volume
Short ratio (latest)
29.3%
20-day average
34.4%
Off-exchange share (20d)
40%
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
159.67
0.27B
156.87
0.42B
154.07
0.44B
151.26
0.34B
148.46
0.36B
145.66
0.45B
142.86
0.51B
140.06
0.43B
137.26
0.39B
134.46
0.22B
131.66
0.35B
128.86
0.20B
126.05
0.20B
123.25
0.21B
120.45
0.32B
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.