TAP
Dark pool — off-exchange short volume
Short ratio (latest)
57.1%
20-day average
69.7%
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
46.42
2.83B
45.61
2.80B
44.79
3.13B
43.98
2.32B
43.16
1.89B
42.35
2.00B
41.53
1.63B
40.72
1.03B
39.91
1.04B
39.09
1.21B
38.28
0.87B
37.46
0.57B
36.65
0.25B
35.83
0.31B
35.02
0.24B
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.