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Market/Dark Pool/SMH

SMH

Dark pool · off-exchange short volume
as of 2026-11-05

SMH's off-exchange short-volume ratio was 50.6% on 5 Nov 2026, below its 20-day average of 61.9%. Off-exchange trading was 40% of volume over the last 20 sessions. 2 sessions in the last six months had unusually large off-exchange dollar volume, the latest on 30 Oct 2026.

Short ratio (latest)
50.6%
20-day average
61.9%
Off-exchange share (20d)
40%

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

574.87
21.8B
564.78
23.9B
554.70
22.7B
544.61
21.8B
534.53
11.6B
524.44
10.1B
514.36
4.93B
504.27
1.85B
494.18
0.19B

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.

SMH Dark Pool: Off-Exchange & Short Volume — Tapelab