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 B  AB  JB*  OB  OE*  OE
 S  AS  JS*  OS  OS*  3
 JB
 JS
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Detailed Insider History For:
'ESAKA FUMIHIDE'
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Insider Statistics
T N H M S
Insider Title
Company Name
Ticker
Trans Type
Dollar Value
Shares Traded
Trans Date From
Trans Date To
Trans Price From
Trans Price To
Total Holdings
Delta % Owned
Owned
Other Info
SIC Code
SIC Sector
SIC Industry
SIC Sub-Industry
Input Date
1
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
OS*
$813,715
13,500
---
9/15/26
$59.56
$61.00
460,460
-2.8
D
10b
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
9/15/26 - 6:56:18 pm
2
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
OE*
$739,620
63,500
9/11/26
9/15/26
---
$8.12
510,460
14.2
D
10b
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
9/15/26 - 6:56:18 pm
3
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
AS
$3,167,994
50,000
---
9/11/26
$63.27
$63.86
460,460
-9.8
D
10b
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
9/15/26 - 6:56:18 pm
4
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
OS*
$625,108
11,027
---
9/2/26
$56.15
$56.77
460,460
-2.3
D
10b
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
9/2/26 - 4:47:53 pm
5
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
OE*
$1,423,435
117,771
8/31/26
9/2/26
$8.12
$12.60
509,433
30.1
D
10b
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
9/2/26 - 4:47:53 pm
6
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
AS
$5,547,438
97,473
8/31/26
9/1/26
---
$56.39
451,189
-17.8
D
10b
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
9/2/26 - 4:47:53 pm
7
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
OS
$869,226
13,500
---
8/14/26
$63.29
$65.26
451,189
-2.9
D
10b
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
8/18/26 - 4:30:14 pm
8
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
OE
$109,620
13,500
---
8/14/26
---
$8.12
464,689
3.0
D
10b
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
8/18/26 - 4:30:14 pm
9
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
OB
$1,039,526
120,000
5/14/26
5/15/26
$8.12
$12.60
451,189
36.2
D
---
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
5/18/26 - 5:44:22 pm
10
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
S
$4,201,122
60,000
---
5/14/26
---
$70.02
391,189
-13.3
D
---
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
5/18/26 - 5:44:22 pm
11
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
JB
---
160,616
---
3/6/26
---
---
391,189
69.7
D
A,R
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
4/2/26 - 4:34:23 pm
12
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
JB
---
160,616
---
3/6/26
---
---
391,189
69.7
D
R
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
3/10/26 - 4:49:15 pm
13
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
OB
$315,521
53,660
---
10/7/25
---
$5.88
230,573
30.3
D
---
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
2/10/26 - 8:08:49 pm
14
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
JB
---
159,907
---
10/2/25
---
---
176,913
940.3
D
R
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
10/6/25 - 5:55:30 pm
15
    
 
CEO,DIR
AMBIQ MICRO INC
AMBQ
3
---
---
---
7/29/25
---
---
17,006
---
D
---
3674
Manufacturing
Electronic And Other Electrical Equipment And Components, Except Computer Equipment
Semiconductors & Related Devices
7/29/25 - 6:14:46 pm
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