PCG
Dark pool — off-exchange short volume
Short ratio (latest)
43.0%
20-day average
35.2%
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
19.08
1.22B
18.74
1.88B
18.41
2.74B
18.07
4.61B
17.74
5.83B
17.40
7.08B
17.07
9.24B
16.74
9.61B
16.40
10.7B
16.07
9.53B
15.73
9.57B
15.40
6.86B
15.06
7.72B
14.73
3.63B
14.39
2.12B
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.