$HEPA — Trading Halt History & Cascade Pattern

Permanent overview of every HEPA halt: pattern fingerprint, cascade tendency, and prediction-vs-actual record.

DNA Profile

Total halts
1
Halt days
1
Cascade tendency(H2+ vs H1)
0%
Avg cascade P
41.7%
Avg gap
2.6%
Typical tier
C

First halt Apr 1, 2025 · Last halt Apr 1, 2025

Total Halts

5

Sessions

3

UP Rate

0%

Avg Gap

2.6%

Cascade Rate

33%

Avg H#/Session

1.7

Most Common H#

#1

Halt History (1–5 of 5)

Date
Time
H#
Halt $
Reopen $
Gap
Dir
Predicted Cascade
Actual

Apr 1, 2025
2:40 PM
#1
$0.77
$0.75
-2.6%
DOWN
C—
no cascade 

Oct 13, 2023
2:52 PM
#1
$—
$5.00
—
—
—
no cascade 

Nov 27, 2019
2:53 PM
#3
$—
—
—
—
—
— 

Nov 27, 2019
2:08 PM
#2
$—
—
—
—
—
— 

Nov 27, 2019
11:08 AM
#1
$—
—
—
—
—
— 

Tickers with the closest cascade tendency, average cascade probability, and gap profile.

NOEMU

AKAN

-0.8%

ATER

-16.2%

ATER

-9.4%

ATER

+20.6%

ATER

+44.1%

Data sourced from NASDAQ official halt feeds. Pattern matching against the HaltPredict 71k-halt library.