$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 (21–40 of 44)
Date
Time
H#
Halt $
Reopen $
Gap
Dir
Predicted Cascade
Actual
Apr 21, 2023
12:27 PM
#4
$11.00
$11.67
+6.1%
—
—
no cascade
Apr 21, 2023
10:26 AM
#3
$19.41
$19.40
-0.1%
—
—
→ H4
Apr 21, 2023
10:14 AM
#2
$21.27
$21.40
+0.6%
—
—
→ H3
Apr 21, 2023
9:36 AM
#1
$30.67
$30.00
-2.2%
—
—
→ H2
Apr 20, 2023
3:37 PM
#20
$46.79
$48.40
+3.4%
—
—
no cascade
Apr 20, 2023
3:26 PM
#19
$52.26
$53.00
+1.4%
—
—
→ H20
Apr 20, 2023
3:17 PM
#18
$63.67
$62.00
-2.6%
—
—
→ H19
Apr 20, 2023
2:57 PM
#17
$61.87
$65.00
+5.1%
—
—
→ H18
Apr 20, 2023
2:48 PM
#16
$48.53
$51.01
+5.1%
—
—
→ H17
Apr 20, 2023
2:26 PM
#15
$52.95
$55.00
+3.9%
—
—
→ H16
Apr 20, 2023
2:11 PM
#14
$51.11
$45.90
-10.2%
—
—
→ H15
Apr 20, 2023
2:05 PM
#13
$51.79
$53.28
+2.9%
—
—
→ H14
Apr 20, 2023
1:58 PM
#12
$43.88
$43.00
-2.0%
—
—
→ H13
Apr 20, 2023
1:00 PM
#11
$31.49
$33.06
+5.0%
—
—
→ H12
Apr 20, 2023
12:44 PM
#10
$24.50
$25.00
+2.0%
—
—
→ H11
Apr 20, 2023
12:34 PM
#9
$20.56
$20.56
0.0%
—
—
→ H10
Apr 20, 2023
12:26 PM
#8
$17.49
$16.99
-2.9%
—
—
→ H9
Apr 20, 2023
12:21 PM
#7
$15.90
$15.90
0.0%
—
—
→ H8
Apr 20, 2023
12:07 PM
#6
$18.91
$17.50
-7.5%
—
—
→ H7
Apr 20, 2023
11:47 AM
#5
$25.65
$23.75
-7.4%
—
—
→ H6
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Data sourced from NASDAQ official halt feeds. Pattern matching against the HaltPredict 71k-halt library.