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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:
ALPHA AND OMEGA SEMICONDUCTOR LTD: AOSL
Price: 4/11/25 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
$18.92 $53.29 $16.38 $557 29 629 0.0% 9.2% 73.40% 16.84%
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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
    
 
CHANG MIKE F
CB,DIR,BO
JB
---
37,500
---
3/15/24
---
---
4,527,786
0.8
D
R
3/18/24 - 4:47:53 pm
2
1y
16
56%
30%
1
LIANG YIFAN
CFO,SEC
OS
$1,627,469
70,000
3/11/24
3/13/24
---
$22.67
293,296
-19.3
D
R,10b
3/13/24 - 6:06:52 pm
3
    
 
LIANG YIFAN
CFO,SEC
OE
$520,800
70,000
3/11/24
3/13/24
---
$7.44
323,296
27.6
D
R,10b
3/13/24 - 6:06:52 pm
4
1y
32
41%
27%
1
XUE BING
VP,SO,BD
AS
$325,377
14,292
---
2/14/24
---
$22.77
131,291
-9.8
D
R,10b
2/15/24 - 6:33:08 pm
5
1y
14
36%
27%
1
CHANG MIKE F
CB,DIR,BO
OS
$807,384
30,000
---
1/29/24
---
$26.91
4,500,286
-0.7
D
R,10b
1/30/24 - 4:19:35 pm
6
    
 
CHANG MIKE F
CB,DIR,BO
OE
$223,200
30,000
---
1/29/24
---
$7.44
4,530,286
0.7
D
R,10b
1/30/24 - 4:19:35 pm
7
    
 
PFEIFFER MICHAEL L
DIR
OS
$90,795
3,337
1/18/24
1/19/24
$26.68
$27.34
59,330
-5.3
D
10b
1/19/24 - 6:32:57 pm
8
    
 
PFEIFFER MICHAEL L
DIR
OE
$49,569
6,875
1/18/24
1/19/24
---
$7.21
63,830
12.1
D
10b
1/19/24 - 6:32:57 pm
9
1y
32
41%
27%
1
XUE BING
VP,SO,BD
AS
$35,081
1,341
---
1/16/24
---
$26.16
145,583
-0.9
D
R,10b
1/16/24 - 8:38:56 pm
10
    
 
LI WENJUN
COO
JS
$78,964
2,884
---
1/2/24
---
$27.38
65,255
-4.2
D
R
1/5/24 - 8:13:49 pm
11
    
 
LI WENJUN
COO
JB
---
30,000
---
1/2/24
---
---
68,139
78.7
D
R
1/5/24 - 8:13:49 pm
12
    
 
CHANG STEPHEN CHUNPING
CEO
JS
$224,735
8,208
---
1/2/24
---
$27.38
459,429
-1.8
D
R
1/5/24 - 8:13:38 pm
13
    
 
CHANG STEPHEN CHUNPING
CEO
JB
---
90,000
---
1/2/24
---
---
467,637
23.8
D
R
1/5/24 - 8:13:38 pm
14
    
 
LIANG YIFAN
CFO,SEC
JS
$224,735
8,208
---
1/2/24
---
$27.38
293,296
-2.7
D
R
1/5/24 - 8:13:27 pm
15
    
 
LIANG YIFAN
CFO,SEC
JB
---
90,000
---
1/2/24
---
---
301,504
42.6
D
R
1/5/24 - 8:13:27 pm
16
    
 
XUE BING
VP,SO,BD
JS
$224,735
8,208
---
1/2/24
---
$27.38
146,924
-5.3
D
R
1/5/24 - 8:13:15 pm
17
    
 
XUE BING
VP,SO,BD
JB
---
90,000
---
1/2/24
---
---
155,132
138.2
D
R
1/5/24 - 8:13:15 pm
18
    
 
CHANG MIKE F
CB,DIR,BO
JS
$473,811
17,305
---
1/2/24
---
$27.38
4,500,286
-0.4
D
R
1/5/24 - 8:13:04 pm
19
    
 
CHANG MIKE F
CB,DIR,BO
JB
---
180,000
---
1/2/24
---
---
4,517,591
4.1
D
R
1/5/24 - 8:13:04 pm
20
1y
14
36%
27%
1
CHANG MIKE F
CB,DIR,BO
OS
$796,023
30,000
---
12/28/23
---
$26.53
4,337,591
-0.7
D
R,10b
12/29/23 - 4:28:37 pm
21
    
 
CHANG MIKE F
CB,DIR,BO
OE
$223,200
30,000
---
12/28/23
---
$7.44
4,367,591
0.7
D
R,10b
12/29/23 - 4:28:37 pm
22
1y
32
41%
27%
1
XUE BING
VP,SO,BD
AS
$30,665
1,237
---
12/14/23
---
$24.79
65,132
-1.9
D
R,10b
12/18/23 - 4:02:36 pm
23
1y
14
36%
27%
1
CHANG MIKE F
CB,DIR,BO
OS
$750,000
30,000
---
12/14/23
---
$25.00
4,337,591
-0.7
D
R,10b
12/18/23 - 4:02:02 pm
24
    
 
CHANG MIKE F
CB,DIR,BO
OE
$223,200
30,000
---
12/14/23
---
$7.44
4,367,591
0.7
D
R,10b
12/18/23 - 4:02:02 pm
25
    
 
CHANG LUCAS S
DIR
JB
---
5,593
---
11/9/23
---
---
36,622
18.0
D
R
11/13/23 - 4:06:15 pm
26
    
 
CHEN CLAUDIA
DIR
JB
---
5,593
---
11/9/23
---
---
27,739
25.3
D
R
11/13/23 - 4:05:54 pm
27
    
 
PFEIFFER MICHAEL L
DIR
JB
---
5,593
---
11/9/23
---
---
57,619
10.8
D
R
11/13/23 - 4:05:38 pm
28
    
 
SALAMEH MICHAEL J
DIR
JB
---
5,593
---
11/9/23
---
---
54,687
11.4
D
R
11/13/23 - 4:04:55 pm
29
    
 
LI HANQING
DIR
JB
---
5,593
---
11/9/23
---
---
13,663
69.3
D
R
11/13/23 - 4:04:39 pm
30
    
 
OWYANG KING
DIR
JB
---
5,593
---
11/9/23
---
---
65,119
9.4
D
R
11/13/23 - 4:04:22 pm
31
    
 
JEONG SO YEON
DIR
JB
---
5,593
---
11/9/23
---
---
13,663
69.3
D
R
11/13/23 - 4:04:08 pm
32
    
 
OWYANG KING
DIR
OB
$56,700
7,500
---
11/7/23
---
$7.56
59,526
14.4
D
---
11/8/23 - 9:50:14 pm
33
1y
14
36%
27%
1
CHANG MIKE F
CB,DIR,BO
OS
$750,987
30,000
---
10/26/23
---
$25.03
4,337,591
-0.7
D
R,10b
10/27/23 - 8:28:50 pm
34
    
 
CHANG MIKE F
CB,DIR,BO
OE
$223,200
30,000
---
10/26/23
---
$7.44
4,367,591
0.7
D
R,10b
10/27/23 - 8:28:50 pm
35
1y
14
36%
27%
1
CHANG MIKE F
CB,DIR,BO
OS
$859,062
30,000
---
9/26/23
---
$28.64
4,337,591
-0.7
D
R,10b
9/27/23 - 6:18:11 pm
36
    
 
CHANG MIKE F
CB,DIR,BO
OE
$223,200
30,000
---
9/26/23
---
$7.44
4,367,591
0.7
D
R,10b
9/27/23 - 6:18:11 pm
37
    
 
CHANG MIKE F
CB,DIR,BO
JS
---
50,000
---
9/14/23
---
---
4,337,591
-1.1
D
R
9/18/23 - 5:32:05 pm
38
    
 
CHANG MIKE F
CB,DIR,BO
JS
---
10,000
---
9/6/23
---
---
4,490,286
-0.2
D
R
2/9/24 - 4:08:29 pm
39
1y
14
36%
27%
1
CHANG MIKE F
CB,DIR,BO
OS
$930,300
30,000
---
9/1/23
---
$31.01
4,387,591
-0.7
D
R,10b
9/5/23 - 6:20:34 pm
40
    
 
CHANG MIKE F
CB,DIR,BO
OE
$223,200
30,000
---
9/1/23
---
$7.44
4,417,591
0.7
D
R,10b
9/5/23 - 6:20:34 pm
41
1y
32
41%
27%
1
XUE BING
VP,SO,BD
AS
$71,220
2,213
---
7/13/23
---
$32.18
66,369
-3.2
D
R,10b
7/13/23 - 4:43:44 pm
42
1y
32
41%
27%
1
XUE BING
VP,SO,BD
AS
$118,188
3,983
---
6/13/23
---
$29.67
68,582
-5.5
D
R,10b
6/15/23 - 2:37:51 pm
43
1y
32
41%
27%
1
XUE BING
VP,SO,BD
AS
$77,280
3,226
---
5/12/23
---
$23.96
72,565
-4.3
D
R,10b
5/15/23 - 8:05:09 pm
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