NTRS· Northern Trust

Dark pool · off-exchange short volume

as of 2026-11-05

NTRS's off-exchange short-volume ratio was 57.9% on 5 Nov 2026, above its 20-day average of 54.0%. Off-exchange trading was 35% of volume over the last 20 sessions. 6 sessions in the last six months had unusually large off-exchange dollar volume, the latest on 22 Oct 2026.

Short ratio (latest)

57.9%

20-day average

54.0%

Off-exchange share (20d)

35%

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

195.82

0.01B

192.26

0.21B

188.70

0.48B

185.14

1.37B

181.58

0.95B

178.02

0.79B

174.46

1.07B

170.90

1.12B

167.34

1.55B

163.78

1.19B

160.22

0.52B

156.66

0.20B

153.10

0.23B

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.