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VST

Dark pool — off-exchange short volume

Short ratio (latest)
36.3%
20-day average
37.7%
Off-exchange share (20d)
42%

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

157.88
7.88B
155.11
6.79B
152.34
5.16B
149.57
3.95B
146.80
3.92B
144.03
3.86B
141.26
4.35B
138.49
5.18B
135.72
4.01B
132.95
3.15B
130.18
3.25B
127.41
4.07B
124.64
4.32B
121.87
3.44B
119.10
3.25B

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.