SO· Southern Company
Dark pool · off-exchange short volume
Short ratio (latest)
44.9%
20-day average
46.8%
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
99.37
0.11B
97.63
2.87B
95.89
7.17B
94.14
7.60B
92.40
10.8B
90.66
7.56B
88.91
10.3B
87.17
12.0B
85.43
10.2B
83.68
6.77B
81.94
4.45B
80.20
2.90B
78.45
2.87B
76.71
1.11B
74.97
1.13B
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.