ARE· Alexandria Real Estate Equities
Dark pool · off-exchange short volume
Short ratio (latest)
63.1%
20-day average
58.3%
Off-exchange share (20d)
35%
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
58.30
0.14B
57.28
0.25B
56.25
0.32B
55.23
0.36B
54.21
0.65B
53.19
1.05B
52.16
1.08B
51.14
0.69B
50.12
0.65B
49.09
0.67B
48.07
0.79B
47.05
0.63B
46.03
0.66B
45.00
0.42B
43.98
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.