$ZAPP — Trading Halt History & Cascade Pattern

Name: ZAPP halt history (HaltPredict)
Creator: HaltPredict
License: https://haltpredict.com/terms

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

DNA Profile

Total halts
33
Halt days
6
Cascade tendency(H2+ vs H1)
450%
Avg cascade P
77.4%
Avg gap
3.8%
Typical tier
C

First halt Apr 23, 2024 · Last halt May 8, 2025

Total Halts

50

Sessions

10

UP Rate

35%

Avg Gap

3.3%

Cascade Rate

50%

Avg H#/Session

5

Most Common H#

#1

Gap % — Last 10 Halts

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

May 12, 2023
12:13 PM
#1
$—
$3.67
—
—
—
→ H2 

May 5, 2023
11:43 AM
#4
$—
$7.20
—
—
—
no cascade 

May 5, 2023
11:32 AM
#3
$—
$7.81
—
—
—
→ H4 

May 5, 2023
11:16 AM
#2
$—
$9.35
—
—
—
→ H3 

May 5, 2023
10:56 AM
#1
$—
$7.10
—
—
—
→ H2 

May 4, 2023
9:59 AM
#1
$—
$3.60
—
—
—
no cascade 

May 1, 2023
10:32 AM
#4
$—
$7.65
—
—
—
no cascade 

May 1, 2023
10:16 AM
#3
$—
$8.73
—
—
—
→ H4 

May 1, 2023
9:47 AM
#2
$—
$7.63
—
—
—
→ H3 

May 1, 2023
9:31 AM
#1
$—
$8.98
—
—
—
→ H2 

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

RDAC

+7.4%

EEIQ

+2.4%

RDAC

+16.8%

HSPT

-12.4%

RDAC

+0.3%

HSPT

+1.2%

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