BKR
Dark pool — off-exchange short volume
Short ratio (latest)
43.7%
20-day average
53.4%
Off-exchange share (20d)
31%
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
70.73
0.01B
69.47
0.58B
68.20
0.74B
66.94
0.69B
65.68
1.07B
64.41
2.33B
63.15
1.86B
61.89
1.51B
60.62
2.05B
59.36
1.69B
58.10
1.09B
56.84
1.13B
55.57
1.08B
54.31
0.79B
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.