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FTV· Fortive
Dark pool · off-exchange short volume
Short ratio (latest)
78.0%
20-day average
66.0%
Off-exchange share (20d)
27%

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

62.35
1.06B
61.25
2.39B
60.16
3.13B
59.07
3.15B
57.97
3.20B
56.88
3.41B
55.78
4.40B
54.69
5.99B
53.60
4.82B
52.50
5.09B
51.41
5.35B
50.31
5.34B
49.22
5.41B
48.13
5.54B
47.03
4.02B

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.

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