Zhou Jeff
SEC insider (Form 3/4/5 filer). CIK 0001480772. Director at MONOLITHIC POWER SYSTEMS INC (MPWR). 9 reported Form 4/5 transactions since Sep 2024; latest on May 26, 2026. Located in WEST PALM BEACH, FL.
Companies Zhou Jeff has filed insider reports for
- MONOLITHIC POWER SYSTEMS INC (MPWR): Director
Zhou Jeff
CIK: 0001480772
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)
- May 26, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect486 shares at avg. $1680.00$816K - May 6, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect500 shares at avg. $1650.00$825K - May 5, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect500 shares at avg. $1600.00$800K - May 5, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect514 shares at avg. $1574.48$809K - Feb 3, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
AwardDirect189 shares- - Aug 27, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect193 shares at avg. $870.00$168K - Aug 13, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect400 shares at avg. $850.00$340K - Aug 12, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect200 shares at avg. $830.00$166K - Feb 4, 2025MPWR
MONOLITHIC POWER SYSTEMS INC
AwardDirect335 shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| May 26, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 486 | $1680.00 | $816,480 | Direct |
| May 6, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 500 | $1650.00 | $825,000 | Direct |
| May 5, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 500 | $1600.00 | $800,000 | Direct |
| May 5, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 514 | $1574.48 | $809,283 | Direct |
| Feb 3, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Award | 189 | - | $0 | Direct |
| Aug 27, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 193 | $870.00 | $167,910 | Direct |
| Aug 13, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 400 | $850.00 | $340,000 | Direct |
| Aug 12, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 200 | $830.00 | $166,000 | Direct |
| Feb 4, 2025 | MPWR MONOLITHIC POWER SYSTEMS INC | Award | 335 | - | - | Direct |
1-9 of 9 transactions