FISV· Fiserv

Dark pool · off-exchange short volume

as of 2026-11-05

FISV's off-exchange short-volume ratio was 32.9% on 5 Nov 2026, below its 20-day average of 49.0%. Off-exchange trading was 36% of volume over the last 20 sessions. 10 sessions in the last six months had unusually large off-exchange dollar volume, the latest on 4 Nov 2026.

Short ratio (latest)

32.9%

20-day average

49.0%

Off-exchange share (20d)

36%

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

70.74

0.47B

69.50

1.11B

68.25

2.29B

67.01

2.92B

65.77

1.59B

64.53

0.90B

63.29

1.85B

62.05

2.59B

60.81

2.66B

59.57

1.69B

58.33

1.43B

57.09

2.37B

55.84

2.34B

54.60

2.19B

53.36

2.03B

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.