MA· Mastercard
Dark pool · off-exchange short volume
Short ratio (latest)
53.9%
20-day average
42.1%
Off-exchange share (20d)
32%
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
603.34
0.90B
591.96
9.46B
580.57
21.7B
569.19
34.2B
557.81
36.2B
546.42
28.7B
535.04
24.9B
523.65
34.3B
512.27
25.5B
500.89
29.1B
489.50
25.8B
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.