ESS· Essex Property Trust
Dark pool · off-exchange short volume
Short ratio (latest)
70.8%
20-day average
59.4%
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
311.12
0.01B
305.66
0.07B
300.20
0.55B
294.74
1.75B
289.28
1.96B
283.83
2.51B
278.37
3.32B
272.91
3.09B
267.45
2.45B
261.99
2.35B
256.54
3.99B
251.08
4.41B
245.62
2.81B
240.16
1.88B
234.70
1.11B
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.