CHANG KUO WEI HERBERT
SEC insider (Form 3/4/5 filer). CIK 0001192171. Director at MONOLITHIC POWER SYSTEMS, INC. (MPWR). 9 reported Form 4/5 transactions since Sep 2024; latest on Aug 24, 2026. Located in WEST PALM BEACH, FL.
Companies CHANG KUO WEI HERBERT has filed insider reports for
- MONOLITHIC POWER SYSTEMS, INC. (MPWR): Director
CHANG KUO WEI HERBERT
CIK: 0001192171
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
MONOLITHIC POWER SYSTEMS, INC.
Discretionary Trading P&L
Holdings
Transaction History (9 total)
- Aug 24, 2026MPWR
MONOLITHIC POWER SYSTEMS, INC.
SaleDirect50 shares at avg. $1281.57$64K - Aug 11, 2026MPWR
MONOLITHIC POWER SYSTEMS, INC.
SaleDirect50 shares at avg. $1420.00$71K - Feb 3, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
AwardDirect189 shares- - Nov 25, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect100 shares at avg. $896.97$90K - Nov 21, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect100 shares at avg. $873.97$87K - May 13, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect50 shares at avg. $738.00$37K - May 12, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect100 shares at avg. $698.00$70K - May 8, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect100 shares at avg. $650.00$65K - Feb 4, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
AwardDirect335 shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 24, 2026 | MPWR MONOLITHIC POWER SYSTEMS, INC. | Sale | 50 | $1281.57 | $64,079 | Direct |
| Aug 11, 2026 | MPWR MONOLITHIC POWER SYSTEMS, INC. | Sale | 50 | $1420.00 | $71,000 | Direct |
| Feb 3, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Award | 189 | - | $0 | Direct |
| Nov 25, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 100 | $896.97 | $89,697 | Direct |
| Nov 21, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 100 | $873.97 | $87,397 | Direct |
| May 13, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 50 | $738.00 | $36,900 | Direct |
| May 12, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 100 | $698.00 | $69,800 | Direct |
| May 8, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 100 | $650.00 | $65,000 | Direct |
| Feb 4, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Award | 335 | - | - | Direct |
1-9 of 9 transactions