$GDC — Trading Halt History & Cascade Pattern
Permanent overview of every GDC halt: pattern fingerprint, cascade tendency, and prediction-vs-actual record.
DNA Profile
Cascade tendency(H2+ vs H1)
250%
First halt Jan 10, 2023 · Last halt Mar 20, 2026
Hero patterns this ticker matches
Halt History (41–60 of 87)
Date
Time
H#
Halt $
Reopen $
Gap
Dir
Predicted Cascade
Actual
Aug 23, 2024
9:54 AM
#4
$7.65
$7.51
-1.8%
DOWN
C85.7%
→ H5 ✓
Aug 23, 2024
9:49 AM
#3
$8.91
$8.50
-4.6%
DOWN
B74.2%
→ H4 ✓
Aug 23, 2024
9:42 AM
#2
$10.10
$10.00
-1.0%
DOWN
B63.6%
→ H3 ✓
Aug 23, 2024
9:32 AM
#1
$10.39
$10.45
+0.6%
UP
B39.3%
→ H2 ✗
Aug 22, 2024
11:55 AM
#2
$6.37
$6.77
+6.3%
UP
B60.7%
no cascade ✗
Aug 22, 2024
9:51 AM
#1
$5.16
$5.05
-2.1%
DOWN
B41.3%
→ H2 ✗
Aug 21, 2024
10:36 AM
#1
$3.56
$3.73
+4.8%
UP
B37.4%
no cascade ✓
Nov 20, 2023
10:15 AM
#2
$4.57
$4.50
-1.5%
DOWN
B54.7%
no cascade ✗
Nov 20, 2023
10:09 AM
#1
$5.05
$5.08
+0.6%
UP
B50.5%
→ H2 ✓
May 30, 2023
10:30 AM
#2
$5.22
$5.18
-0.8%
DOWN
B50.8%
no cascade ✗
May 30, 2023
10:02 AM
#1
$5.25
$5.25
0.0%
FLAT
—
→ H2
May 16, 2023
10:29 AM
#1
$9.02
$8.90
-1.3%
DOWN
B44.3%
no cascade ✓
May 5, 2023
11:34 AM
#1
$6.00
$6.06
+1.0%
UP
B50.5%
no cascade ✗
May 3, 2023
1:40 PM
#10
$7.28
$7.28
0.0%
FLAT
—
no cascade
May 3, 2023
11:42 AM
#9
$7.75
$7.74
-0.1%
DOWN
B87.2%
→ H10 ✓
May 3, 2023
11:32 AM
#8
$9.41
$9.32
-1.0%
DOWN
B87.2%
→ H9 ✓
May 3, 2023
11:22 AM
#7
$9.22
$10.45
+13.3%
UP
C91.3%
→ H8 ✓
May 3, 2023
10:41 AM
#6
$7.19
$7.17
-0.3%
DOWN
B87.2%
→ H7 ✓
May 3, 2023
10:25 AM
#5
$7.39
$7.75
+4.9%
UP
B86.8%
→ H6 ✓
May 3, 2023
10:20 AM
#4
$6.72
$6.72
0.0%
FLAT
—
→ H5
Similar DNA Tickers
Tickers with the closest cascade tendency, average cascade probability, and gap profile.
Data sourced from NASDAQ official halt feeds. Pattern matching against the HaltPredict 71k-halt library.