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AFL

Dark pool — off-exchange short volume

Short ratio (latest)
39.2%
20-day average
38.1%
Off-exchange share (20d)
27%

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

119.36
0.07B
117.02
0.91B
114.68
1.70B
112.34
2.38B
110.00
4.00B
107.66
4.80B
105.32
5.55B
102.98
3.64B
100.64
4.83B

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.