$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 (21–40 of 87)
Date
Time
H#
Halt $
Reopen $
Gap
Dir
Predicted Cascade
Actual
May 6, 2026
9:51 AM
#1
$7.67
$6.78
-11.6%
DOWN
—
→ H2
May 5, 2026
3:52 PM
#4
$4.26
$5.80
+36.1%
UP
—
no cascade
May 5, 2026
3:41 PM
#3
$4.34
$5.31
+22.4%
UP
—
→ H4
May 5, 2026
9:53 AM
#2
$4.04
$3.50
-13.4%
DOWN
—
→ H3
May 5, 2026
9:34 AM
#1
$5.00
$4.00
-20.0%
DOWN
—
→ H2
Mar 20, 2026
3:36 PM
#9
$3.50
$3.50
0.0%
DOWN
B53.1%
no cascade ✗
Mar 20, 2026
2:43 PM
#8
$3.51
$3.50
-0.4%
DOWN
B91.9%
→ H9 ✓
Mar 20, 2026
2:34 PM
#7
$3.49
$3.51
+0.7%
DOWN
B91.9%
→ H8 ✓
Mar 20, 2026
11:28 AM
#6
$3.57
$3.56
-0.3%
DOWN
B89.0%
→ H7 ✓
Mar 20, 2026
11:15 AM
#5
$3.58
$3.58
0.0%
DOWN
B89.0%
→ H6 ✓
Mar 20, 2026
10:29 AM
#4
$3.58
$3.59
+0.2%
DOWN
B80.8%
→ H5 ✓
Mar 20, 2026
9:50 AM
#3
$3.63
$3.58
-1.3%
DOWN
B75.0%
→ H4 ✓
Mar 20, 2026
9:45 AM
#2
$3.65
$3.63
-0.6%
DOWN
B64.4%
→ H3 ✓
Mar 20, 2026
9:30 AM
#1
$3.55
$3.71
+4.6%
UP
B36.0%
→ H2 ✗
May 12, 2025
9:43 AM
#1
$2.61
$2.46
-5.7%
DOWN
B41.3%
no cascade ✓
Feb 25, 2025
10:04 AM
#2
$1.94
$1.86
-4.1%
DOWN
B86.2%
no cascade ✗
Feb 25, 2025
9:57 AM
#1
$2.18
$2.18
0.0%
FLAT
—
→ H2
Feb 24, 2025
10:48 AM
#1
$1.36
$1.50
+10.3%
UP
B44.8%
no cascade ✓
Aug 23, 2024
2:38 PM
#6
$6.45
$6.43
-0.3%
DOWN
B81.6%
no cascade ✗
Aug 23, 2024
11:17 AM
#5
$7.28
$7.55
+3.7%
UP
B86.8%
→ H6 ✓
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Data sourced from NASDAQ official halt feeds. Pattern matching against the HaltPredict 71k-halt library.