CSX· CSX Corporation

Dark pool · off-exchange short volume

as of 2026-11-05

CSX's off-exchange short-volume ratio was 64.3% on 5 Nov 2026, above its 20-day average of 53.1%. Off-exchange trading was 30% of volume over the last 20 sessions. 9 sessions in the last six months had unusually large off-exchange dollar volume, the latest on 2 Nov 2026.

Short ratio (latest)

64.3%

20-day average

53.1%

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

53.09

0.67B

52.05

1.90B

51.01

3.50B

49.97

3.19B

48.93

2.23B

47.89

2.60B

46.84

3.42B

45.80

3.39B

44.76

2.27B

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.