BAX
Dark pool — off-exchange short volume
Short ratio (latest)
67.5%
20-day average
68.4%
Off-exchange share (20d)
37%
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
23.40
0.61B
22.99
0.73B
22.58
0.59B
22.17
0.47B
21.76
0.62B
21.35
0.43B
20.94
0.32B
20.53
0.51B
20.12
0.70B
19.71
0.87B
19.30
0.95B
18.89
1.06B
18.48
1.00B
18.07
0.91B
17.66
1.02B
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.