JBL
Dark pool — off-exchange short volume
Short ratio (latest)
48.0%
20-day average
44.2%
Off-exchange share (20d)
37%
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
387.75
0.01B
380.70
0.23B
373.65
0.45B
366.60
0.73B
359.55
0.97B
352.50
0.66B
345.45
0.71B
338.40
0.86B
331.35
0.55B
324.30
0.19B
317.25
0.11B
310.20
0.08B
303.15
0.30B
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.