J· Jacobs Solutions
Dark pool · off-exchange short volume
Short ratio (latest)
56.0%
20-day average
59.6%
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
161.71
0.26B
158.87
0.50B
156.04
0.47B
153.20
0.72B
150.36
0.71B
147.52
1.06B
144.69
1.08B
141.85
1.00B
139.01
1.49B
136.18
2.14B
133.34
2.12B
130.50
1.76B
127.67
2.04B
124.83
1.90B
121.99
1.66B
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.