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Monolithic Power Systems Inc - MPWR
Officers
Directors
Officer & Directors
10 Percent
All
All Sectors
Manufacturing
Electronics
Semiconductors & Related Devices
Include option trades
Include indirect trades
Latest data: 7/31/2025 10:05:58 PM
EDGAR CIK
0001280452
1 Month
3 Month
6 Month
1 Year
2 Years
Buy Breakdown
Total $0
No buy transactions for this time period.
Sell Breakdown
Total $56,369,101
Monthly Totals
Transaction
Filed
Name
Type
Shares @ Price
Value
Balance change
Ownership
07/01/2025
07/02/2025
Blegen Theodore
EVP and CFO
CFO
Sell
-6,000 @ $750.00
($4,500,000.00)
46,939
(-11.33%)
Direct
05/13/2025
05/13/2025
Chang Kuo Wei Herbert
Director
Sell
-50 @ $738.00
($36,900.00)
626
(-7.40%)
Direct
05/12/2025
05/12/2025
Chang Kuo Wei Herbert
Director
Sell
-100 @ $698.00
($69,800.00)
676
(-12.89%)
Direct
05/08/2025
05/09/2025
Chang Kuo Wei Herbert
Director
Sell
-100 @ $650.00
($65,000.00)
776
(-11.42%)
Direct
02/18/2025
02/20/2025
Hsing Michael
CEO
CEO
Director
Sell
-5,200 @ $700.00
($3,640,000.00)
834,898
(-0.62%)
Direct
02/10/2025
02/12/2025
Blegen Theodore
EVP and CFO
CFO
Sell
-532 @ $717.10
($381,497.57)
52,912
(-1.00%)
Direct
02/10/2025
02/12/2025
Hsing Michael
CEO
CEO
Director
Sell
-2,594 @ $717.10
($1,860,157.40)
840,071
(-0.31%)
Direct
02/10/2025
02/12/2025
Sciammas Maurice
EVP, WW Sales & Marketing
Officer
Sell
-662 @ $717.10
($474,720.60)
102,301
(-0.64%)
Direct
02/10/2025
02/12/2025
Tseng Saria
EVP & General Counsel
Officer
Sell
-663 @ $717.10
($475,437.57)
158,977
(-0.42%)
Direct
02/10/2025
02/12/2025
Xiao Deming
EVP, Global Operations
Officer
Sell
-662 @ $717.10
($474,720.60)
161,577
(-0.41%)
Direct
02/07/2025
02/11/2025
Hsing Michael
CEO
CEO
Director
Sell
-11,964 @ $700.00
($8,374,800.00)
842,665
(-1.40%)
Direct
01/24/2025
01/28/2025
Hsing Michael
CEO
CEO
Director
Sell
-3,636 @ $700.00
($2,545,200.00)
854,629
(-0.42%)
Direct
12/09/2024
12/11/2024
Blegen Theodore
EVP and CFO
CFO
Sell
-2,500 @ $600.00
($1,500,000.00)
53,444
(-4.47%)
Direct
11/08/2024
11/13/2024
Blegen Theodore
EVP and CFO
CFO
Sell
-734 @ $765.15
($561,620.10)
55,944
(-1.30%)
Direct
11/08/2024
11/13/2024
Hsing Michael
CEO
CEO
Director
Sell
-2,812 @ $765.15
($2,151,601.80)
858,265
(-0.33%)
Direct
11/08/2024
11/13/2024
Sciammas Maurice
EVP, WW Sales & Marketing
Officer
Sell
-866 @ $765.14
($662,611.24)
102,963
(-0.83%)
Direct
11/08/2024
11/13/2024
Tseng Saria
EVP & General Counsel
Officer
Sell
-866 @ $765.14
($662,611.24)
159,640
(-0.54%)
Direct
11/08/2024
11/13/2024
Xiao Deming
EVP, Global Operations
Officer
Sell
-866 @ $765.14
($662,611.24)
162,239
(-0.53%)
Direct
11/01/2024
11/05/2024
Blegen Theodore
EVP and CFO
CFO
Sell
-2,500 @ $772.96
($1,932,404.67)
56,678
(-4.22%)
Direct
10/07/2024
10/08/2024
Sciammas Maurice
EVP, WW Sales & Marketing
Officer
Sell
-11,000 @ $929.59
($10,225,484.52)
103,829
(-9.58%)
Direct
10/01/2024
10/02/2024
Blegen Theodore
EVP and CFO
CFO
Sell
-2,500 @ $908.36
($2,270,900.46)
59,178
(-4.05%)
Direct
09/03/2024
09/03/2024
Blegen Theodore
EVP and CFO
CFO
Sell
-2,500 @ $904.20
($2,260,505.95)
61,678
(-3.90%)
Direct
08/16/2024
08/13/2024
Hsing Michael
CEO
CEO
Director
Sell
-100 @ $823.27
($82,327.00)
864,009
(-0.01%)
Direct
08/15/2024
08/15/2024
Chang Kuo Wei Herbert
Director
Sell
-200 @ $893.44
($178,688.00)
541
(-26.99%)
Direct
08/09/2024
08/13/2024
Hsing Michael
CEO
CEO
Director
Sell
-4,163 @ $827.28
($3,443,950.06)
861,069
(-0.48%)
Direct
08/08/2024
08/12/2024
Blegen Theodore
EVP and CFO
CFO
Sell
-728 @ $778.39
($566,667.92)
64,178
(-1.12%)
Direct
08/08/2024
08/12/2024
Hsing Michael
CEO
CEO
Director
Sell
-2,790 @ $778.39
($2,171,708.10)
865,332
(-0.32%)
Direct
08/08/2024
08/12/2024
Sciammas Maurice
EVP, WW Sales & Marketing
Officer
Sell
-859 @ $778.39
($668,637.01)
114,812
(-0.74%)
Direct
08/08/2024
08/12/2024
Tseng Saria
EVP & General Counsel
Officer
Sell
-859 @ $778.39
($668,637.01)
160,506
(-0.53%)
Direct
08/08/2024
08/12/2024
Xiao Deming
EVP, Global Operations
Officer
Sell
-859 @ $778.39
($668,637.01)
202,354
(-0.42%)
Direct
08/01/2024
08/02/2024
Blegen Theodore
EVP and CFO
CFO
Sell
-2,500 @ $852.51
($2,131,263.92)
64,906
(-3.71%)
Direct