MOS
Dark pool — off-exchange short volume
Short ratio (latest)
49.4%
20-day average
49.6%
Off-exchange share (20d)
41%
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
22.95
1.25B
22.55
0.74B
22.14
0.55B
21.74
0.49B
21.34
0.53B
20.94
0.49B
20.53
0.54B
20.13
0.49B
19.73
0.55B
19.32
0.50B
18.92
0.41B
18.52
0.46B
18.12
0.42B
17.71
0.44B
17.31
0.51B
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.