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BETA
XYZ· Block, Inc.
Dark pool · off-exchange short volume
Short ratio (latest)
60.9%
20-day average
53.0%
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

90.30
0.40B
88.72
0.75B
87.13
0.75B
85.55
0.90B
83.96
1.50B
82.38
2.14B
80.79
3.12B
79.21
4.88B
77.63
4.48B
76.04
5.52B
74.46
4.39B
72.87
3.05B
71.29
2.79B
69.70
2.74B
68.12
2.82B

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.

XYZ Dark Pool — Off-Exchange & Short Volume — Tapelab