$UCAR — Trading Halt History & Cascade Pattern
Permanent overview of every UCAR halt: pattern fingerprint, cascade tendency, and prediction-vs-actual record.
DNA Profile
Cascade tendency(H2+ vs H1)
300%
First halt Apr 8, 2024 · Last halt Apr 8, 2026
Hero patterns this ticker matches
Halt History (1–20 of 48)
Date
Time
H#
Halt $
Reopen $
Gap
Dir
Predicted Cascade
Actual
Sep 9, 2026
10:07 AM
#4
$—
—
—
—
—
—
Sep 9, 2026
9:56 AM
#3
$—
—
—
—
—
—
Sep 9, 2026
9:40 AM
#2
$—
—
—
—
—
—
Sep 9, 2026
9:30 AM
#1
$—
—
—
—
—
—
Apr 8, 2026
3:49 PM
#3
$1.44
$2.39
+66.0%
UP
C33.3%
no cascade ✓
Apr 8, 2026
3:44 PM
#2
$1.43
$1.90
+32.8%
UP
C100.0%
→ H3 ✓
Apr 8, 2026
9:33 AM
#1
$0.90
$1.15
+27.8%
UP
—
→ H2
Mar 17, 2026
10:19 AM
#7
$9.70
$9.41
-3.0%
DOWN
B87.2%
no cascade ✗
Mar 17, 2026
10:13 AM
#6
$12.00
$11.20
-6.7%
DOWN
B89.0%
→ H7 ✓
Mar 17, 2026
10:05 AM
#5
$13.40
$12.60
-6.0%
DOWN
B89.0%
→ H6 ✓
Mar 17, 2026
10:00 AM
#4
$15.40
$14.90
-3.3%
DOWN
B75.0%
→ H5 ✓
Mar 17, 2026
9:54 AM
#3
$14.90
$16.00
+7.4%
DOWN
B77.8%
→ H4 ✓
Mar 17, 2026
9:48 AM
#2
$12.70
$12.70
-0.0%
UP
B70.3%
→ H3 ✓
Mar 17, 2026
9:42 AM
#1
$10.90
$11.00
+0.9%
UP
B39.3%
→ H2 ✗
Jul 24, 2025
1:38 PM
#2
$3.33
$3.05
-8.4%
DOWN
C54.5%
no cascade ✗
Jul 24, 2025
1:31 PM
#1
$3.65
$3.61
-1.1%
DOWN
B34.8%
→ H2 ✗
Apr 8, 2024
9:34 AM
#1
$7.27
$7.24
-0.4%
DOWN
B41.3%
no cascade ✓
Jun 2, 2023
10:52 AM
#1
$10.59
$10.58
-0.1%
—
—
no cascade
Jun 1, 2023
12:57 PM
#5
$9.68
$9.55
-1.3%
—
—
no cascade
Jun 1, 2023
10:50 AM
#4
$8.03
$8.00
-0.4%
—
—
→ 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.