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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:
AMBIQ MICRO INC: AMBQ
Price: 8/1/25 52-Wk
High		 52-Wk
Low		 Mkt Cap (mm) Shrs Out (mm) 3-Mth Ave
Vol (m)		 Ind. Yield Short Int
% Float		 Inst. Owned Insider Owned
$39.51 $51.76 $37.30 $673 17 4,115 0.0% 0.0% 0.00% 0.39%
Exch Sector Industry Sub-Industry
NYSE Manufacturing Electronic And Other Electrical Equipment And Components, Except Computer Equipment Semiconductors & Related Devices
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#
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Insider Statistics
T N H M S
Filer Name
Insider Title
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
Input Date
1
    
 
KPCB XVI ASSOCIATES LLC
BO
JB
---
1,064,916
---
7/31/25
---
---
1,488,949
251.1
I
---
7/31/25 - 7:37:59 pm
2
    
 
HSIEH WEN HSUAN
DIR
JB
---
394,989
---
7/31/25
---
---
394,989
New
I
---
7/31/25 - 6:27:50 pm
3
    
 
CHEN TIMOTHY
DIR
JB
---
47,618
---
7/29/25
---
---
47,618
New
D
R
7/31/25 - 6:23:22 pm
4
    
 
ZHANG KER
DIR
JB
---
23,809
---
7/29/25
---
---
23,809
New
D
R
7/31/25 - 6:19:37 pm
5
    
 
TAUTGES JOSEPH A
DIR
JB
---
56,546
---
7/29/25
---
---
56,546
New
D
R
7/31/25 - 6:14:04 pm
6
    
 
KPCB XVI ASSOCIATES LLC
BO
3
---
---
---
7/29/25
---
---
424,033
---
I
---
7/29/25 - 7:45:10 pm
7
    
 
CHEN TIMOTHY
DIR
3
---
---
---
7/29/25
---
---
---
---
---
---
7/29/25 - 6:23:46 pm
8
    
 
ZHANG KER
DIR
3
---
---
---
7/29/25
---
---
---
---
---
---
7/29/25 - 6:22:42 pm
9
    
 
TAUTGES JOSEPH A
DIR
3
---
---
---
7/29/25
---
---
---
---
---
---
7/29/25 - 6:21:52 pm
10
    
 
HSIEH WEN HSUAN
DIR
3
---
---
---
7/29/25
---
---
---
---
---
---
7/29/25 - 6:20:22 pm
11
    
 
WINZELER JEFFREY G
CFO
3
---
---
---
7/29/25
---
---
---
---
---
---
7/29/25 - 6:18:49 pm
12
    
 
HANSON SCOTT MCLEAN
CFO,DIR
3
---
---
---
7/29/25
---
---
48,999
---
D
---
7/29/25 - 6:17:36 pm
13
    
 
CHEN SEAN CHIHHSIANG
PR,COO
3
---
---
---
7/29/25
---
---
---
---
---
---
7/29/25 - 6:16:14 pm
14
    
 
ESAKA FUMIHIDE
CEO,DIR
3
---
---
---
7/29/25
---
---
17,006
---
D
---
7/29/25 - 6:14:46 pm
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