Sciammas Maurice
EVP, Ww Sales & Marketing
Gift
Calculated transaction value
$0
13,000 shares @ $0
Traded
Nov 3, 2026
Filed
Nov 5, 2026
You're reading the free version. Trader adds the live tape and alerts.
Start tracking
Monolithic Power Systems
MPWR
ManufacturingElectronic Equipment
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
43 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Sciammas Maurice EVP, Ww Sales & Marketing | Nov 5, 2026 2-day lag | Gift Nov 3, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Nov 5, 2026 2-day lag | Gift Nov 3, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Hsing Michael CEO | Sep 30, 2026 2-day lag | Sale Sep 28, 2026 | $1.48M Filed shares x price | SEC Form 4 View filing | |
| Hsing Michael CEO | Sep 30, 2026 2-day lag | Sale Sep 28, 2026 | $3.95M Filed shares x price | SEC Form 4 View filing | |
| Hsing Michael CEO | Sep 30, 2026 2-day lag | Sale Sep 28, 2026 | $176.4K Filed shares x price | SEC Form 4 View filing | |
| Hsing Michael CEO | Sep 30, 2026 2-day lag | Sale Sep 28, 2026 | $2.82M Filed shares x price | SEC Form 4 View filing | |
| Hsing Michael CEO | Sep 30, 2026 2-day lag | Sale Sep 28, 2026 | $8.54M Filed shares x price | SEC Form 4 View filing | |
| Hsing Michael CEO | Sep 30, 2026 2-day lag | Sale Sep 28, 2026 | $14.82M Filed shares x price | SEC Form 4 View filing | |
| Hsing Michael CEO | Sep 30, 2026 2-day lag | Sale Sep 28, 2026 | $788.69K Filed shares x price | SEC Form 4 View filing | |
| Hsing Michael CEO | Sep 30, 2026 2-day lag | Sale Sep 28, 2026 | $7.77M Filed shares x price | SEC Form 4 View filing | |
| Tseng Saria EVP & General Counsel | Sep 2, 2026 2-day lag | Gift Aug 31, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Tseng Saria EVP & General Counsel | Sep 2, 2026 2-day lag | Gift Aug 31, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Dean Robert W Ii Interim CFO | Aug 26, 2026 2-day lag | Other Aug 24, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Dean Robert W Ii Interim CFO | Aug 26, 2026 2-day lag | Sale Aug 24, 2026 | $41.53K Filed shares x price | SEC Form 4 View filing | |
| Chang Kuo Wei Herbert Director | Aug 25, 2026 1-day lag | Sale Aug 24, 2026 | $64.08K Filed shares x price | SEC Form 4 View filing | |
| Dean Robert W Ii Interim CFO | Aug 19, 2026 2-day lag | Sale Aug 17, 2026 | $8.48K Filed shares x price | SEC Form 4 View filing | |
| Chang Kuo Wei Herbert Director | Aug 13, 2026 2-day lag | Sale Aug 11, 2026 | $71K Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Aug 6, 2026 2-day lag | Gift Aug 4, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Aug 6, 2026 2-day lag | Gift Aug 4, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Dean Robert W Ii Interim CFO | Aug 6, 2026 1-day lag | Sale Aug 5, 2026 | $141.15K Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Aug 5, 2026 2-day lag | Sale Aug 3, 2026 | $40.32K Filed shares x price | SEC Form 4 View filing | |
| Dean Robert W Ii Interim CFO | Jul 28, 2026 3-day lag | Award Jul 25, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Jul 17, 2026 2-day lag | Sale Jul 15, 2026 | $361.25K Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Jul 17, 2026 2-day lag | Sale Jul 15, 2026 | $69.41K Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Jul 17, 2026 2-day lag | Sale Jul 15, 2026 | $1.04M Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Jul 17, 2026 2-day lag | Sale Jul 15, 2026 | $616.8K Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Jul 17, 2026 2-day lag | Sale Jul 15, 2026 | $297.38K Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Jul 17, 2026 2-day lag | Sale Jul 15, 2026 | $154.63K Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Jul 17, 2026 2-day lag | Sale Jul 15, 2026 | $692.49K Filed shares x price | SEC Form 4 View filing | |
| Sciammas Maurice EVP, Ww Sales & Marketing | Jul 17, 2026 2-day lag | Sale Jul 15, 2026 | $541.49K Filed shares x price | SEC Form 4 View filing |
Sciammas Maurice
EVP, Ww Sales & Marketing
Gift
Calculated transaction value
$0
13,000 shares @ $0
Traded
Nov 3, 2026
Filed
Nov 5, 2026
Hsing Michael
CEO
Sale
Calculated transaction value
$1.48M
1,111 shares @ $1.33K
Traded
Sep 28, 2026
Filed
Sep 30, 2026
Hsing Michael
CEO
Sale
Calculated transaction value
$3.95M
2,949 shares @ $1.34K
Traded
Sep 28, 2026
Filed
Sep 30, 2026
Hsing Michael
CEO
Sale
Calculated transaction value
$176.4K
130 shares @ $1.36K
Traded
Sep 28, 2026
Filed
Sep 30, 2026
Hsing Michael
CEO
Sale
Calculated transaction value
$2.82M
2,121 shares @ $1.33K
Traded
Sep 28, 2026
Filed
Sep 30, 2026
Hsing Michael
CEO
Sale
Calculated transaction value
$8.54M
6,343 shares @ $1.35K
Traded
Sep 28, 2026
Filed
Sep 30, 2026
Hsing Michael
CEO
Sale
Calculated transaction value
$14.82M
10,967 shares @ $1.35K
Traded
Sep 28, 2026
Filed
Sep 30, 2026
Hsing Michael
CEO
Sale
Calculated transaction value
$788.69K
596 shares @ $1.32K
Traded
Sep 28, 2026
Filed
Sep 30, 2026
Hsing Michael
CEO
Sale
Calculated transaction value
$7.77M
5,783 shares @ $1.34K
Traded
Sep 28, 2026
Filed
Sep 30, 2026
Tseng Saria
EVP & General Counsel
Gift
Calculated transaction value
$0
2,000 shares @ $0
Traded
Aug 31, 2026
Filed
Sep 2, 2026
Tseng Saria
EVP & General Counsel
Gift
Calculated transaction value
$0
2,000 shares @ $0
Traded
Aug 31, 2026
Filed
Sep 2, 2026
Dean Robert W Ii
Interim CFO
Other
Calculated transaction value
$0
5 shares @ $0
Traded
Aug 24, 2026
Filed
Aug 26, 2026
Dean Robert W Ii
Interim CFO
Sale
Calculated transaction value
$41.53K
32 shares @ $1.3K
Traded
Aug 24, 2026
Filed
Aug 26, 2026
Chang Kuo Wei Herbert
Director
Sale
Calculated transaction value
$64.08K
50 shares @ $1.28K
Traded
Aug 24, 2026
Filed
Aug 25, 2026
Dean Robert W Ii
Interim CFO
Sale
Calculated transaction value
$8.48K
6 shares @ $1.41K
Traded
Aug 17, 2026
Filed
Aug 19, 2026
Chang Kuo Wei Herbert
Director
Sale
Calculated transaction value
$71K
50 shares @ $1.42K
Traded
Aug 11, 2026
Filed
Aug 13, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Gift
Calculated transaction value
$0
25,000 shares @ $0
Traded
Aug 4, 2026
Filed
Aug 6, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Gift
Calculated transaction value
$0
25,000 shares @ $0
Traded
Aug 4, 2026
Filed
Aug 6, 2026
Dean Robert W Ii
Interim CFO
Sale
Calculated transaction value
$141.15K
105 shares @ $1.34K
Traded
Aug 5, 2026
Filed
Aug 6, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$40.32K
30 shares @ $1.34K
Traded
Aug 3, 2026
Filed
Aug 5, 2026
Dean Robert W Ii
Interim CFO
Award
Calculated transaction value
$0
1,359 shares @ $0
Traded
Jul 25, 2026
Filed
Jul 28, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$361.25K
274 shares @ $1.32K
Traded
Jul 15, 2026
Filed
Jul 17, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$69.41K
50 shares @ $1.39K
Traded
Jul 15, 2026
Filed
Jul 17, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$1.04M
776 shares @ $1.33K
Traded
Jul 15, 2026
Filed
Jul 17, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$616.8K
464 shares @ $1.33K
Traded
Jul 15, 2026
Filed
Jul 17, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$297.38K
213 shares @ $1.4K
Traded
Jul 15, 2026
Filed
Jul 17, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$154.63K
110 shares @ $1.41K
Traded
Jul 15, 2026
Filed
Jul 17, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$692.49K
527 shares @ $1.31K
Traded
Jul 15, 2026
Filed
Jul 17, 2026
Sciammas Maurice
EVP, Ww Sales & Marketing
Sale
Calculated transaction value
$541.49K
409 shares @ $1.32K
Traded
Jul 15, 2026
Filed
Jul 17, 2026