FICO· Fair Isaac

Dark pool · off-exchange short volume

Dark pool as of 2026-11-04 · latest session 2026-11-05

FICO's off-exchange short-volume ratio was 56.6% on 4 Nov 2026, above its 20-day average of 41.8%. Off-exchange trading was 54% of volume over the last 20 sessions. 13 sessions in the last six months had unusually large off-exchange dollar volume, the latest on 26 Oct 2026.

Short ratio (latest)

56.6%

20-day average

41.8%

Off-exchange share (20d)

54%

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

825.79

0.45B

811.31

0.55B

796.82

0.73B

782.33

0.73B

767.84

0.82B

753.36

0.90B

738.87

0.84B

724.38

1.14B

709.89

1.87B

695.40

2.60B

680.92

2.32B

666.43

1.60B

651.94

0.99B

637.45

0.84B

622.97

0.91B

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.