SWK
Dark pool — off-exchange short volume
Short ratio (latest)
80.2%
20-day average
74.9%
Off-exchange share (20d)
38%
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
89.42
1.44B
87.85
2.31B
86.28
2.18B
84.72
1.91B
83.15
2.34B
81.58
2.92B
80.01
4.05B
78.44
3.05B
76.87
3.01B
75.30
3.27B
73.73
2.79B
72.16
2.25B
70.60
2.95B
69.03
2.52B
67.46
2.27B
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.