ZBRA· Zebra Technologies
Dark pool · off-exchange short volume
Short ratio (latest)
59.5%
20-day average
44.5%
Off-exchange share (20d)
39%
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
399.42
1.00B
392.41
0.92B
385.41
1.60B
378.40
1.85B
371.39
1.33B
364.38
1.75B
357.38
1.24B
350.37
1.15B
343.36
1.38B
336.36
1.49B
329.35
2.00B
322.34
2.50B
315.33
2.55B
308.33
2.44B
301.32
2.74B
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.