JKHY
Dark pool — off-exchange short volume
Short ratio (latest)
32.0%
20-day average
42.4%
Off-exchange share (20d)
40%
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
145.62
2.44B
143.07
1.98B
140.51
1.60B
137.96
1.67B
135.40
1.47B
132.85
0.74B
130.29
0.80B
127.74
0.68B
125.19
0.66B
122.63
0.48B
120.08
0.34B
117.52
0.12B
114.97
0.14B
112.41
0.06B
109.86
0.01B
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.