PODD

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

49.2%

20-day average

39.5%

Off-exchange share (20d)

42%

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

172.95

1.27B

169.92

1.22B

166.88

1.57B

163.85

1.87B

160.81

1.08B

157.78

1.23B

154.74

1.38B

151.71

1.03B

148.68

0.80B

145.64

1.06B

142.61

0.77B

139.57

0.28B

136.54

0.21B

133.50

0.21B

130.47

0.15B

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.