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MPWR
Not investment advice · 13F data lagged ~45 days ·
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Who's buying MPWR
Share price · market data, not from 13F reports
Owners
Activity
Analytics
Insiders
Congress
—
Insider trades (Form 4)
Last 2 years · 88 filings
All
Buys
Sales
Date
Insider
Type
Shares
Price
Value
Sep 28, 2026
Michael Hsing
CEO
Sold
30,000
$1344.97
$40.35M
Aug 24, 2026
Robert W Dean II
CFO
Sold
32
$1297.72
$42K
Aug 24, 2026
Kuo Wei Herbert Chang
Director
Sold
50
$1281.57
$64K
Aug 17, 2026
Robert W Dean II
CFO
Sold
6
$1413.64
$8K
Aug 11, 2026
Kuo Wei Herbert Chang
Director
Sold
50
$1420.00
$71K
Aug 5, 2026
Robert W Dean II
CFO
Sold
105
$1344.27
$141K
Aug 3, 2026
Maurice Sciammas
VP
Sold
30
$1343.94
$40K
Jul 15, 2026
Maurice Sciammas
VP
Sold
15,000
$1349.73
$20.25M
Jul 1, 2026
Maurice Sciammas
VP
Sold
30
$1351.61
$41K
Jun 1, 2026
Maurice Sciammas
VP
Sold
30
$1533.95
$46K
May 27, 2026
Saria Tseng
VP
Sold
7,565
$1700.00
$12.86M
May 26, 2026
Robert W Dean II
CFO
Sold
22
$1649.56
$36K
May 26, 2026
Jeff Zhou
Director
Sold
486
$1680.00
$816K
May 22, 2026
Saria Tseng
VP
Sold
5,000
$1586.43
$7.93M
May 18, 2026
Michael Hsing
CEO
Sold
40,000
$1482.75
$59.31M
May 18, 2026
Robert W Dean II
CFO
Sold
4
$1563.28
$6K
May 15, 2026
Maurice Sciammas
VP
Sold
12,000
$1561.40
$18.74M
May 6, 2026
Eugen J Elmiger
Director
Sold
12,000
$1584.96
$19.02M
May 6, 2026
Deming Xiao
VP
Sold
30,000
$1654.55
$49.64M
May 6, 2026
Eileen Wynne
Director
Sold
335
$1582.68
$530K
May 5, 2026
Jeff Zhou
Director
Sold
1,514
$1607.85
$2.43M
May 5, 2026
Maurice Sciammas
VP
Sold
380
$1583.81
$602K
May 4, 2026
Maurice Sciammas
VP
Sold
30
$1588.73
$48K
Apr 8, 2026
Saria Tseng
VP
Sold
8,963
$1305.22
$11.70M
Apr 6, 2026
Saria Tseng
VP
Sold
7,636
$1167.95
$8.92M
Apr 1, 2026
Saria Tseng
VP
Sold
1,400
$1133.52
$1.59M
Apr 1, 2026
Maurice Sciammas
VP
Sold
30
$1116.44
$33K
Mar 30, 2026
Saria Tseng
VP
Sold
25,674
$1010.50
$25.94M
Mar 20, 2026
Maurice Sciammas
VP
Sold
30
$1095.07
$33K
Feb 12, 2026
Michael Hsing
CEO
Sold
33,000
$1171.83
$38.67M
Feb 11, 2026
Michael Hsing
CEO
Sold
33,000
$1188.92
$39.23M
Feb 11, 2026
Maurice Sciammas
VP
Sold
200
$1179.97
$236K
Feb 10, 2026
Michael Hsing
CEO
Sold
34,000
$1142.28
$38.84M
Feb 9, 2026
Victor K Lee
Director
Sold
400
$1212.16
$485K
Feb 6, 2026
Deming Xiao
VP
Sold
22,875
$1171.16
$26.79M
Feb 6, 2026
Saria Tseng
VP
Sold
22,875
$1171.16
$26.79M
Feb 6, 2026
Maurice Sciammas
VP
Sold
22,875
$1171.16
$26.79M
Feb 6, 2026
Theodore Blegen
VP & CFO
Sold
21,725
$1171.16
$25.44M
Feb 6, 2026
Michael Hsing
CEO
Sold
54,923
$1171.16
$64.32M
Feb 2, 2026
Theodore Blegen
VP & CFO
Sold
3,000
$1129.76
$3.39M
Jan 2, 2026
Victor K Lee
Director
Sold
600
$930.86
$559K
Jan 2, 2026
Theodore Blegen
VP & CFO
Sold
3,000
$940.47
$2.82M
Dec 24, 2025
Victor K Lee
Director
Sold
1,000
$951.72
$952K
Dec 1, 2025
Theodore Blegen
VP & CFO
Sold
3,000
$908.21
$2.72M
Nov 26, 2025
Saria Tseng
VP
Sold
20,000
$926.47
$18.53M
Nov 25, 2025
Saria Tseng
VP
Sold
20,000
$904.18
$18.08M
Nov 25, 2025
Kuo Wei Herbert Chang
Director
Sold
100
$896.97
$90K
Nov 24, 2025
Maurice Sciammas
VP
Sold
3,976
$895.23
$3.56M
Nov 21, 2025
Kuo Wei Herbert Chang
Director
Sold
100
$873.97
$87K
Nov 19, 2025
Maurice Sciammas
VP
Sold
27,966
$881.66
$24.66M
Nov 19, 2025
Maurice Sciammas
VP
Sold
7,034
$870.21
$6.12M
Nov 12, 2025
Michael Hsing
CEO
Sold
37,000
$965.52
$35.72M
Nov 11, 2025
Michael Hsing
CEO
Sold
40,000
$958.39
$38.34M
Nov 5, 2025
Maurice Sciammas
VP
Sold
200
$986.81
$197K
Nov 3, 2025
Theodore Blegen
VP & CFO
Sold
3,000
$1024.43
$3.07M
Oct 24, 2025
Saria Tseng
VP
Sold
1,300
$1087.62
$1.41M
Oct 15, 2025
Saria Tseng
VP
Sold
16,840
$1017.77
$17.14M
Oct 1, 2025
Theodore Blegen
VP & CFO
Sold
3,000
$913.22
$2.74M
Sep 18, 2025
Carintia Martinez
Director
Sold
1,400
$900.00
$1.26M
Sep 18, 2025
Saria Tseng
VP
Sold
14,510
$914.45
$13.27M
Sep 2, 2025
Theodore Blegen
VP & CFO
Sold
3,000
$814.34
$2.44M
Aug 29, 2025
Eugen J Elmiger
Director
Sold
4,000
$846.71
$3.39M
Aug 27, 2025
Jeff Zhou
Director
Sold
193
$870.00
$168K
Aug 15, 2025
Michael Hsing
CEO
Sold
20,231
$829.10
$16.77M
Aug 13, 2025
Jeff Zhou
Director
Sold
400
$850.00
$340K
Aug 12, 2025
Jeff Zhou
Director
Sold
200
$830.00
$166K
Aug 1, 2025
Deming Xiao
VP
Sold
39,999
$780.00
$31.20M
Aug 1, 2025
Theodore Blegen
VP & CFO
Sold
3,000
$750.00
$2.25M
Jul 1, 2025
Theodore Blegen
VP & CFO
Sold
6,000
$750.00
$4.50M
May 13, 2025
Kuo Wei Herbert Chang
Director
Sold
50
$738.00
$37K
May 12, 2025
Kuo Wei Herbert Chang
Director
Sold
100
$698.00
$70K
May 12, 2025
Maurice Sciammas
VP
Sold
12,000
$701.00
$8.41M
May 8, 2025
Kuo Wei Herbert Chang
Director
Sold
100
$650.00
$65K
Feb 18, 2025
Michael Hsing
CEO
Sold
5,200
$700.00
$3.64M
Feb 10, 2025
Deming Xiao
VP
Sold
662
$717.10
$475K
Feb 10, 2025
Saria Tseng
VP
Sold
663
$717.10
$475K
Feb 10, 2025
Maurice Sciammas
VP
Sold
662
$717.10
$475K
Feb 10, 2025
Michael Hsing
CEO
Sold
2,594
$717.10
$1.86M
Feb 10, 2025
Theodore Blegen
VP & CFO
Sold
532
$717.10
$381K
Feb 7, 2025
Michael Hsing
CEO
Sold
11,964
$700.00
$8.37M
Feb 7, 2025
Maurice Sciammas
VP
Sold
7,000
$701.98
$4.91M
Jan 24, 2025
Michael Hsing
CEO
Sold
3,636
$700.00
$2.55M
Dec 9, 2024
Theodore Blegen
VP & CFO
Sold
2,500
$600.00
$1.50M
Nov 8, 2024
Deming Xiao
VP
Sold
866
$765.14
$663K
Nov 8, 2024
Saria Tseng
VP
Sold
866
$765.14
$663K
Nov 8, 2024
Maurice Sciammas
VP
Sold
866
$765.14
$663K
Nov 8, 2024
Theodore Blegen
VP & CFO
Sold
734
$765.15
$562K
Nov 8, 2024
Michael Hsing
CEO
Sold
2,812
$765.15
$2.15M
