WMB· Williams Companies
Dark pool · off-exchange short volume
Short ratio (latest)
32.4%
20-day average
43.7%
Off-exchange share (20d)
33%
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
80.13
0.01B
78.68
0.39B
77.22
1.39B
75.76
2.48B
74.31
5.61B
72.85
5.26B
71.39
6.03B
69.94
2.25B
68.48
0.40B
67.02
0.82B
65.56
0.94B
64.11
0.71B
62.65
1.67B
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.