TECH· Bio-Techne

Dark pool · off-exchange short volume

as of 2026-11-05

TECH's off-exchange short-volume ratio was 22.2% on 5 Nov 2026, below its 20-day average of 40.7%. Off-exchange trading was 31% of volume over the last 20 sessions. 6 sessions in the last six months had unusually large off-exchange dollar volume, the latest on 8 Oct 2026.

Short ratio (latest)

22.2%

20-day average

40.7%

Off-exchange share (20d)

31%

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

82.91

0.76B

81.46

0.89B

80.00

0.98B

78.55

0.85B

77.09

1.16B

75.64

1.31B

74.18

1.39B

72.73

6.35B

71.28

6.18B

69.82

2.01B

68.37

0.95B

66.91

1.06B

65.46

1.08B

64.00

1.24B

62.55

1.27B

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.