$GROM — Trading Halt History & Cascade Pattern
Permanent overview of every GROM halt: pattern fingerprint, cascade tendency, and prediction-vs-actual record.
DNA Profile
Cascade tendency(H2+ vs H1)
100%
First halt Sep 7, 2023 · Last halt Mar 14, 2024
Hero patterns this ticker matches
Halt History (1–15 of 15)
Date
Time
H#
Halt $
Reopen $
Gap
Dir
Predicted Cascade
Actual
Mar 14, 2024
11:15 AM
#1
$1.10
$1.20
+9.1%
UP
B44.8%
no cascade ✓
Sep 7, 2023
10:26 AM
#3
$7.45
$6.84
-8.2%
DOWN
B63.0%
no cascade ✗
Sep 7, 2023
10:15 AM
#2
$7.70
$8.28
+7.5%
UP
B60.7%
→ H3 ✓
Sep 7, 2023
10:10 AM
#1
$6.75
$7.00
+3.7%
UP
B50.5%
→ H2 ✓
Oct 22, 2021
9:57 AM
#4
$3456.00
$5.21
—
—
—
no cascade
Oct 22, 2021
9:51 AM
#3
$3798.00
$6.40
—
—
—
→ H4
Oct 22, 2021
9:46 AM
#2
$3414.00
$5.75
—
—
—
→ H3
Oct 22, 2021
9:33 AM
#1
$2892.00
$5.08
—
—
—
→ H2
Oct 6, 2021
10:21 AM
#2
$2904.00
$4.53
—
—
—
no cascade
Oct 6, 2021
10:08 AM
#1
$3066.00
$5.36
—
—
—
→ H2
Sep 29, 2021
1:39 PM
#5
$2874.00
$4.80
—
—
—
no cascade
Sep 29, 2021
1:18 PM
#4
$2946.00
$4.20
—
—
—
→ H5
Sep 29, 2021
1:13 PM
#3
$3684.00
$6.14
—
—
—
→ H4
Sep 29, 2021
1:07 PM
#2
$2598.00
$4.39
—
—
—
→ H3
Sep 29, 2021
1:00 PM
#1
$2196.00
$3.66
—
—
—
→ H2
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Data sourced from NASDAQ official halt feeds. Pattern matching against the HaltPredict 71k-halt library.