CASY· Casey's
Dark pool · off-exchange short volume
Short ratio (latest)
47.4%
20-day average
60.5%
Off-exchange share (20d)
43%
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
701.64
0.24B
689.33
0.59B
677.02
1.19B
664.71
1.23B
652.40
0.79B
640.09
0.70B
627.78
0.83B
615.47
0.84B
603.16
0.64B
590.85
0.19B
578.54
0.12B
566.23
1.35B
553.92
1.74B
541.61
1.25B
529.30
0.92B
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.