CPRT
Dark pool — off-exchange short volume
Short ratio (latest)
17.9%
20-day average
22.8%
Off-exchange share (20d)
35%
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
35.76
0.74B
35.13
0.77B
34.50
0.81B
33.87
1.42B
33.25
2.77B
32.62
1.47B
31.99
0.49B
31.36
0.79B
30.74
0.89B
30.11
0.45B
29.48
0.39B
28.86
0.54B
28.23
0.45B
27.60
0.42B
26.97
0.27B
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.