High-Impact Form 4 Intelligence
Real-time SEC insider trading data with advanced filtering. Free beta.
Total Buys (Filtered)
$0
$0
Total Sells (Filtered)
$441M
$441,381,351
| Ticker | Company | Reporting Owner | Date | Value (USD) | Type | Form 4 |
|---|---|---|---|---|---|---|
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CEO
10b5-1 Sell
|
2026-02-12 | $38,670,257MEGAx12 | S | Form 4 |
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CEO
10b5-1 Sell
|
2026-02-11 | $39,234,212MEGAx10 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Sciammas Maurice
• Officer • EVP, WW Sales & Marketing
Discretionary SellΔOwn -13.3%
2026-02-11
$235,995
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP, WW Sales & Marketing
Discretionary SellΔOwn -13.3%
|
2026-02-11 | $235,995 | S | Form 4 |
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CEO
10b5-1 Sell
|
2026-02-10 | $38,837,435MEGAx9 | S | Form 4 |
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Director
10b5-1 Sell
|
2026-02-09 | $484,864 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
BLEGEN THEODORE
• CFO
Discretionary SellΔOwn -20.9%
2026-02-06
$25,443,531MEGA
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CFO
Discretionary SellΔOwn -20.9%
|
2026-02-06 | $25,443,531MEGA | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Hsing Michael
• CEO
Discretionary Sell
2026-02-06
$64,323,824MEGA
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CEO
Discretionary Sell
|
2026-02-06 | $64,323,824MEGA | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Sciammas Maurice
• Officer • EVP, WW Sales & Marketing
Discretionary SellΔOwn -11.3%
2026-02-06
$26,790,370MEGA
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP, WW Sales & Marketing
Discretionary SellΔOwn -11.3%
|
2026-02-06 | $26,790,370MEGA | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Tseng Saria
• Officer • EVP & General Counsel
Discretionary SellΔOwn -10.2%
2026-02-06
$26,790,370MEGA
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP & General Counsel
Discretionary SellΔOwn -10.2%
|
2026-02-06 | $26,790,370MEGA | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Xiao Deming
• Officer • EVP, Global Operations
Discretionary Sell
2026-02-06
$26,790,370MEGA
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP, Global Operations
Discretionary Sell
|
2026-02-06 | $26,790,370MEGA | S | Form 4 |
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CFO
10b5-1 Sell
|
2026-02-02 | $3,389,266Largex17 | S | Form 4 |
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CFO
10b5-1 Sell
|
2025-12-01 | $2,724,623Largex10 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
CHANG KUO WEI HERBERT
• Director
Discretionary SellΔOwn -19.0%
2025-11-25
$89,697
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Director
Discretionary SellΔOwn -19.0%
|
2025-11-25 | $89,697 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Sciammas Maurice
• Officer • EVP, WW Sales & Marketing
Discretionary Sell
2025-11-24
$3,559,434Large
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP, WW Sales & Marketing
Discretionary Sell
|
2025-11-24 | $3,559,434Large | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
CHANG KUO WEI HERBERT
• Director
Discretionary SellΔOwn -16.0%
2025-11-21
$87,397
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Director
Discretionary SellΔOwn -16.0%
|
2025-11-21 | $87,397 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Sciammas Maurice
• Officer • EVP, WW Sales & Marketing
Discretionary Sell
2025-11-19
$30,777,446MEGAx24
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP, WW Sales & Marketing
Discretionary Sell
|
2025-11-19 | $30,777,446MEGAx24 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Hsing Michael
• CEO
Discretionary Sell
2025-11-12
$35,724,380MEGAx19
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CEO
Discretionary Sell
|
2025-11-12 | $35,724,380MEGAx19 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Hsing Michael
• CEO
Discretionary Sell
2025-11-11
$38,335,721MEGAx17
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CEO
Discretionary Sell
|
2025-11-11 | $38,335,721MEGAx17 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Sciammas Maurice
• Officer • EVP, WW Sales & Marketing
Discretionary SellΔOwn -13.3%
2025-11-05
$197,362
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP, WW Sales & Marketing
Discretionary SellΔOwn -13.3%
|
2025-11-05 | $197,362 | S | Form 4 |
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CFO
10b5-1 Sell
|
2025-11-03 | $3,073,278Largex22 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Tseng Saria
• Officer • EVP & General Counsel
10b5-1 Sell
2025-10-24
$1,413,906Large
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP & General Counsel
10b5-1 Sell
|
2025-10-24 | $1,413,906Large | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Tseng Saria
• Officer • EVP & General Counsel
10b5-1 Sell
2025-10-16
$2,884,322Largex2
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP & General Counsel
10b5-1 Sell
|
2025-10-16 | $2,884,322Largex2 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Tseng Saria
• Officer • EVP & General Counsel
10b5-1 Sell
2025-10-15
$14,254,973MEGA
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP & General Counsel
10b5-1 Sell
|
2025-10-15 | $14,254,973MEGA | S | Form 4 |
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
CFO
10b5-1 Sell
|
2025-10-01 | $2,739,648Largex13 | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Martinez Carintia
• Director
10b5-1 SellΔOwn -61.5%
2025-09-18
$1,260,000Large
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Director
10b5-1 SellΔOwn -61.5%
|
2025-09-18 | $1,260,000Large | S | Form 4 |
|
MPWR
S
MONOLITHIC POWER SYSTEMS INC
Tseng Saria
• Officer • EVP & General Counsel
10b5-1 Sell
2025-09-18
$13,268,670MEGA
|
||||||
| MPWR |
MONOLITHIC POWER SYSTEMS INC
|
Officer • EVP & General Counsel
10b5-1 Sell
|
2025-09-18 | $13,268,670MEGA | S | Form 4 |