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GPN· Global Payments
Dark pool · off-exchange short volume
Short ratio (latest)
50.1%
20-day average
64.3%
Off-exchange share (20d)
30%

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

100.65
2.60B
98.88
3.34B
97.12
3.70B
95.35
3.19B
93.59
2.41B
91.82
1.72B
90.06
0.86B
88.29
0.70B
86.52
1.80B
84.76
1.78B
82.99
1.29B
81.23
2.42B
79.46
2.41B
77.70
2.59B
75.93
2.36B

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.

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