EW· Edwards Lifesciences
Dark pool · off-exchange short volume
Short ratio (latest)
41.6%
20-day average
43.2%
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
96.18
1.99B
94.49
2.66B
92.81
4.03B
91.12
4.70B
89.43
4.63B
87.74
7.70B
86.06
11.4B
84.37
10.6B
82.68
8.67B
81.00
7.58B
79.31
6.93B
77.62
11.4B
75.93
10.5B
74.25
8.80B
72.56
7.18B
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.