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Detailed Insider History for:
MONOLITHIC POWER SYSTEMS INC: MPWR

Price: 3/22/24 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
$672.31 $778.15 $383.19 $32,715 49 548 0.7% 2.6% 95.09% 2.55%
Exch Sector Industry Sub-Industry
NasdaqGS Manufacturing Electronic And Other Electrical Equipment And Components, Except Computer Equipment Semiconductors & Related Devices
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#
View Form
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
1y
247
36%
17%
DIR
AS
$15,461,024
40,000
---
12/12/22
$384.21
$390.43
42,938
-48.2
I
10b
12/12/22 - 6:14:14 pm
2
1y
216
18%
28%
VP,SO
S
$1,920,204
5,200
---
11/22/22
---
$369.27
198,384
-2.6
D
---
11/25/22 - 9:06:28 am
3
1y
276
13%
33%
PR,OO
S
$1,512,039
3,762
11/14/22
11/15/22
$390.33
$408.68
270,428
-1.4
D
R
11/16/22 - 7:00:11 pm
4
1y
216
18%
28%
VP,SO
S
$653,744
1,664
11/14/22
11/15/22
$390.33
$405.51
203,584
-0.8
D
R
11/16/22 - 6:59:53 pm
5
1y
164
10%
39%
VP,GC
S
$653,451
1,664
11/14/22
11/15/22
$390.33
$404.46
254,432
-0.6
D
R
11/16/22 - 6:59:39 pm
6
1y
256
32%
18%
CEO,DIR
S
$2,522,612
6,421
11/14/22
11/15/22
$390.33
$405.51
995,672
-0.6
D
R
11/16/22 - 6:59:26 pm
7
1y
99
15%
39%
CFO
S
$544,432
1,387
11/14/22
11/15/22
$390.33
$406.27
123,687
-1.1
D
R
11/16/22 - 6:59:07 pm
8
1y
216
18%
28%
VP,SO
S
$1,422,960
4,000
---
11/7/22
---
$355.74
205,248
-1.9
D
---
11/9/22 - 6:07:07 pm
9
1y
256
32%
18%
CEO,DIR
S
$1,303,684
3,790
---
11/4/22
---
$343.98
1,002,093
-0.4
D
R
11/7/22 - 4:10:33 pm
10
1y
164
10%
39%
VP,GC
S
$337,788
982
---
11/4/22
---
$343.98
256,096
-0.4
D
R
11/7/22 - 4:10:17 pm
11
1y
276
13%
33%
PR,OO
S
$337,788
982
---
11/4/22
---
$343.98
274,190
-0.4
D
R
11/7/22 - 4:09:58 pm
12
1y
99
15%
39%
CFO
S
$291,351
847
---
11/4/22
---
$343.98
125,074
-0.7
D
R
11/7/22 - 4:09:44 pm
13
1y
216
18%
28%
VP,SO
S
$337,788
982
---
11/4/22
---
$343.98
209,248
-0.5
D
R
11/7/22 - 4:08:48 pm
14
1y
276
13%
33%
PR,OO
S
$1,604,043
4,305
---
10/3/22
---
$372.60
275,172
-1.5
D
R
10/4/22 - 4:32:24 pm
15
1y
99
15%
39%
CFO
S
$337,203
905
---
10/3/22
---
$372.60
125,921
-0.7
D
R
10/4/22 - 4:29:00 pm
16
1y
216
18%
28%
VP,SO
S
$1,604,043
4,305
---
10/3/22
---
$372.60
210,230
-2.0
D
R
10/4/22 - 4:26:48 pm
17
1y
256
32%
18%
CEO,DIR
S
$4,083,696
10,960
---
10/3/22
---
$372.60
1,005,883
-1.1
D
R
10/4/22 - 4:26:00 pm
18
1y
164
10%
39%
VP,GC
S
$1,604,043
4,305
---
10/3/22
---
$372.60
257,078
-1.6
D
R
10/4/22 - 4:25:43 pm
19
1y
247
36%
17%
DIR
AS
$3,781,697
9,800
---
9/22/22
$381.89
$401.24
82,938
-10.6
I
10b
9/26/22 - 7:47:53 pm
20
    
 
DIR
JS
---
172,925
8/18/22
8/25/22
---
---
92,738
-65.1
I
10b
9/26/22 - 7:47:53 pm
21
    
 
PR,OO
JB
$8,289
20
---
8/15/22
---
$414.43
279,477
0.0
D
R
10/4/22 - 4:32:24 pm
22
    
 
CEO,DIR
JB
$7,874
19
---
8/15/22
---
$414.43
1,016,843
0.0
D
R
10/4/22 - 4:26:00 pm
23
    
 
VP,GC
JB
$6,631
16
---
8/15/22
---
$414.43
261,383
0.0
D
R
10/4/22 - 4:25:43 pm
24
1y
99
15%
39%
CFO
S
$720,026
1,369
---
8/12/22
---
$525.95
126,826
-1.1
D
R
8/12/22 - 6:59:31 pm
25
1y
256
32%
18%
CEO,DIR
S
$3,316,641
6,306
---
8/12/22
---
$525.95
1,016,824
-0.6
D
R
8/12/22 - 6:59:20 pm
26
1y
216
18%
28%
VP,SO
S
$858,876
1,633
---
8/12/22
---
$525.95
214,535
-0.8
D
R
8/12/22 - 6:59:07 pm
27
1y
164
10%
39%
VP,GC
S
$858,876
1,633
---
8/12/22
---
$525.95
261,367
-0.6
D
R
8/12/22 - 6:58:43 pm
28
1y
276
13%
33%
PR,OO
S
$858,876
1,633
---
8/12/22
---
$525.95
279,457
-0.6
D
R
8/12/22 - 6:58:31 pm
29
1y
24
4%
43%
DIR
AS
$108,000
200
---
8/11/22
---
$540.00
5,651
-3.4
D
10b
8/12/22 - 6:59:43 pm
30
1y
276
13%
33%
PR,OO
S
$514,032
984
---
8/4/22
---
$522.39
281,090
-0.3
D
R
8/8/22 - 5:39:48 pm
31
1y
99
15%
39%
CFO
S
$442,978
848
---
8/4/22
---
$522.38
128,195
-0.7
D
R
8/8/22 - 5:39:33 pm
32
1y
256
32%
18%
CEO,DIR
S
$1,984,037
3,798
---
8/4/22
---
$522.39
1,023,130
-0.4
D
R
8/8/22 - 5:39:15 pm
33
1y
164
10%
39%
VP,GC
S
$514,032
984
---
8/4/22
---
$522.39
263,000
-0.4
D
R
8/8/22 - 5:38:52 pm
34
1y
216
18%
28%
VP,SO
S
$2,745,490
5,184
---
8/4/22
$522.39
$532.06
216,168
-2.3
D
R
8/8/22 - 4:07:16 pm
35
1y
24
4%
43%
DIR
AS
$104,000
200
---
8/3/22
---
$520.00
5,851
-3.3
D
10b
8/3/22 - 7:22:43 pm
36
1y
276
13%
33%
PR,OO
S
$1,632,534
4,515
---
7/1/22
---
$361.58
282,074
-1.6
D
R
7/6/22 - 5:11:42 pm
37
1y
164
10%
39%
VP,GC
S
$1,632,534
4,515
---
7/1/22
---
$361.58
263,984
-1.7
D
R
7/6/22 - 5:11:27 pm
38
1y
216
18%
28%
VP,SO
S
$1,632,534
4,515
---
7/1/22
---
$361.58
221,352
-2.0
D
R
7/6/22 - 5:11:15 pm
39
1y
99
15%
39%
CFO
S
$343,501
950
---
7/1/22
---
$361.58
129,043
-0.7
D
R
7/6/22 - 5:10:55 pm
40
1y
256
32%
18%
CEO,DIR
S
$4,156,247
11,495
---
7/1/22
---
$361.57
1,026,928
-1.1
D
R
7/6/22 - 5:10:35 pm
41
1y
276
13%
33%
PR,OO
S
$683,215
1,495
---
5/27/22
---
$457.00
286,589
-0.5
D
---
5/31/22 - 3:49:00 pm
42
1y
276
13%
33%
PR,OO
S
$1,686,707
4,298
---
5/24/22
---
$392.44
288,084
-1.5
D
---
5/26/22 - 7:09:29 pm
43
1y
276
13%
33%
PR,OO
S
$651,620
1,679
---
5/12/22
---
$388.10
292,382
-0.6
D
R
5/16/22 - 4:34:24 pm
44
1y
164
10%
39%
VP,GC
S
$651,620
1,679
---
5/12/22
---
$388.10
268,499
-0.6
D
R
5/16/22 - 4:34:03 pm
45
1y
99
15%
39%
CFO
S
$541,400
1,395
---
5/12/22
---
$388.10
129,993
-1.1
D
R
5/16/22 - 4:33:55 pm
46
1y
256
32%
18%
CEO,DIR
S
$2,515,276
6,481
---
5/12/22
---
$388.10
1,038,423
-0.6
D
R
5/16/22 - 4:32:13 pm
47
1y
216
18%
28%
VP,SO
S
$651,620
1,679
---
5/12/22
---
$388.10
225,867
-0.7
D
R
5/16/22 - 4:31:42 pm
48
    
 
VP,SO
JS
---
40,700
---
5/9/22
---
---
227,546
-15.2
D
R
5/16/22 - 4:31:42 pm
49
    
 
VP,SO
JB
---
40,700
---
5/9/22
---
---
26,700
---
I
R
5/16/22 - 4:31:42 pm
50
1y
99
15%
39%
CFO
S
$385,182
850
---
5/4/22
---
$453.16
131,388
-0.6
D
R
5/5/22 - 5:02:13 pm
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