MSI

Dark pool — off-exchange short volume

GEX Back to dark pool

Short ratio (latest)

70.5%

20-day average

54.1%

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

472.03

3.81B

463.75

5.48B

455.47

6.68B

447.19

3.15B

438.91

4.62B

430.63

5.11B

422.35

4.93B

414.07

6.95B

405.78

5.61B

397.50

4.41B

389.22

3.78B

380.94

3.15B

372.66

4.46B

364.38

2.64B

356.10

0.83B

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.