KLAC
Dark pool — off-exchange short volume
Short ratio (latest)
64.2%
20-day average
58.7%
Off-exchange share (20d)
30%
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
2301.66
0.16B
2259.04
0.40B
2216.42
0.48B
2173.79
0.50B
2131.17
0.92B
2088.55
0.90B
2045.92
1.45B
2003.30
1.43B
1960.68
1.52B
1918.05
1.97B
1875.43
2.42B
1832.81
3.25B
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.