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Market/Dark Pool/AME

AME· Ametek

Dark pool · off-exchange short volume
as of 2026-11-05

AME's off-exchange short-volume ratio was 43.9% on 5 Nov 2026, above its 20-day average of 36.4%. Off-exchange trading was 38% of volume over the last 20 sessions. 19 sessions in the last six months had unusually large off-exchange dollar volume, the latest on 4 Nov 2026.

Short ratio (latest)
43.9%
20-day average
36.4%
Off-exchange share (20d)
38%

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

260.80
0.08B
256.06
0.76B
251.32
2.01B
246.57
2.23B
241.83
2.53B
237.09
3.65B
232.35
4.71B
227.61
2.58B
222.86
1.72B
218.12
0.97B
213.38
1.29B
208.64
1.11B
203.90
0.57B

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.

AME Dark Pool (Ametek): Off-Exchange & Short Volume — Tapelab