SLB· Schlumberger

Dark pool · off-exchange short volume

as of 2026-11-05

SLB's off-exchange short-volume ratio was 35.9% on 5 Nov 2026, below its 20-day average of 57.7%. Off-exchange trading was 33% of volume over the last 20 sessions. 8 sessions in the last six months had unusually large off-exchange dollar volume, the latest on 4 Nov 2026.

Short ratio (latest)

35.9%

20-day average

57.7%

Off-exchange share (20d)

33%

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

58.78

0.63B

57.75

1.40B

56.72

4.40B

55.68

4.61B

54.65

4.41B

53.62

6.27B

52.59

8.02B

51.56

9.56B

50.53

9.42B

49.50

11.7B

48.47

10.9B

47.44

9.52B

46.40

11.2B

45.37

11.3B

44.34

7.39B

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.