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Dark pool — off-exchange short volume
Short ratio (latest)
34.5%
20-day average
52.6%
Off-exchange share (20d)
43%
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
26.47
12.5B
26.00
11.5B
25.54
16.2B
25.07
16.8B
24.61
11.4B
24.14
12.3B
23.68
8.32B
23.22
5.88B
22.75
3.84B
22.29
2.46B
21.82
2.55B
21.36
5.09B
20.89
4.86B
20.43
4.39B
19.96
4.54B
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.