NWSA
Dark pool — off-exchange short volume
Short ratio (latest)
43.7%
20-day average
57.0%
Off-exchange share (20d)
28%
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
30.98
0.06B
30.44
0.21B
29.89
0.29B
29.35
1.07B
28.81
0.93B
28.26
0.93B
27.72
1.19B
27.17
1.45B
26.63
1.89B
26.09
2.52B
25.54
1.79B
25.00
0.98B
24.46
0.94B
23.91
0.98B
23.37
0.63B
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.