$SONM — Trading Halt History & Cascade Pattern
Permanent overview of every SONM halt: pattern fingerprint, cascade tendency, and prediction-vs-actual record.
DNA Profile
Cascade tendency(H2+ vs H1)
—
First halt Mar 27, 2026 · Last halt Mar 27, 2026
Hero patterns this ticker matches
Halt History (1–20 of 40)
Date
Time
H#
Halt $
Reopen $
Gap
Dir
Predicted Cascade
Actual
May 22, 2026
9:55 AM
#1
$4.21
$4.47
+6.1%
UP
—
no cascade
Mar 27, 2026
3:06 PM
#18
$3.60
$3.62
+0.6%
UP
B50.7%
no cascade ✗
Mar 27, 2026
2:43 PM
#17
$3.58
$3.57
-0.2%
UP
B90.3%
→ H18 ✓
Mar 27, 2026
2:04 PM
#16
$3.45
$3.42
-0.9%
UP
B90.3%
→ H17 ✓
Mar 27, 2026
1:53 PM
#15
$3.35
$3.41
+1.7%
UP
B92.5%
→ H16 ✓
Mar 27, 2026
1:33 PM
#14
$3.26
$3.34
+2.5%
UP
B92.5%
→ H15 ✓
Mar 27, 2026
1:27 PM
#13
$3.35
$3.30
-1.4%
UP
B92.5%
→ H14 ✓
Mar 27, 2026
1:09 PM
#12
$3.19
$3.20
+0.3%
UP
B92.5%
→ H13 ✓
Mar 27, 2026
12:52 PM
#11
$3.11
$3.19
+2.6%
UP
B92.5%
→ H12 ✓
Mar 27, 2026
12:44 PM
#10
$3.11
$3.11
0.0%
UP
B92.5%
→ H11 ✓
Mar 27, 2026
12:20 PM
#9
$3.05
$3.07
+0.7%
UP
B92.5%
→ H10 ✓
Mar 27, 2026
12:06 PM
#8
$3.05
$3.05
0.0%
UP
B92.5%
→ H9 ✓
Mar 27, 2026
11:58 AM
#7
$3.07
$3.02
-1.6%
FLAT
—
→ H8
Mar 27, 2026
11:42 AM
#6
$3.07
$3.07
+0.1%
FLAT
—
→ H7
Mar 27, 2026
11:35 AM
#5
$2.96
$3.07
+3.7%
UP
B92.8%
→ H6 ✓
Mar 27, 2026
11:14 AM
#4
$2.95
$2.97
+0.6%
UP
B80.7%
→ H5 ✓
Mar 27, 2026
9:53 AM
#3
$2.80
$2.95
+5.6%
UP
C69.2%
→ H4 ✓
Mar 27, 2026
9:45 AM
#2
$2.82
$2.93
+3.9%
UP
B51.8%
→ H3 ✓
Mar 27, 2026
9:33 AM
#1
$2.80
$2.87
+2.7%
FLAT
—
→ H2
Jan 15, 2025
11:56 AM
#4
$5.32
$5.26
-1.1%
DOWN
—
no cascade
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Data sourced from NASDAQ official halt feeds. Pattern matching against the HaltPredict 71k-halt library.