DEAN ROBERT W II
SEC insider (Form 3/4/5 filer). CIK 0001445300. Interim CFO at MONOLITHIC POWER SYSTEMS, INC. (MPWR). 8 reported Form 4/5 transactions since Sep 2024; latest on Aug 24, 2026. Located in WEST PALM BEACH, FL.
Companies DEAN ROBERT W II has filed insider reports for
- MONOLITHIC POWER SYSTEMS, INC. (MPWR): Officer, Interim CFO
DEAN ROBERT W II
CIK: 0001445300
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 (8 total)
- Aug 24, 2026MPWR
MONOLITHIC POWER SYSTEMS, INC.
OtherDirect5 shares- - Aug 24, 2026MPWR
MONOLITHIC POWER SYSTEMS, INC.
SaleDirect32 shares at avg. $1297.72$42K - Aug 17, 2026MPWR
MONOLITHIC POWER SYSTEMS, INC.
SaleDirect6 shares at avg. $1413.64$8K - Aug 5, 2026MPWR
MONOLITHIC POWER SYSTEMS, INC.
SaleDirect105 shares at avg. $1344.27$141K - Jul 25, 2026MPWR
MONOLITHIC POWER SYSTEMS, INC.
AwardDirect1.4K shares- - May 26, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect22 shares at avg. $1649.56$36K - May 18, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
SaleDirect4 shares at avg. $1563.28$6K - May 13, 2026MPWR
MONOLITHIC POWER SYSTEMS INC
OtherDirect2.2K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 24, 2026 | MPWR MONOLITHIC POWER SYSTEMS, INC. | Other | 5 | - | $0 | Direct |
| Aug 24, 2026 | MPWR MONOLITHIC POWER SYSTEMS, INC. | Sale | 32 | $1297.72 | $41,527 | Direct |
| Aug 17, 2026 | MPWR MONOLITHIC POWER SYSTEMS, INC. | Sale | 6 | $1413.64 | $8,482 | Direct |
| Aug 5, 2026 | MPWR MONOLITHIC POWER SYSTEMS, INC. | Sale | 105 | $1344.27 | $141,148 | Direct |
| Jul 25, 2026 | MPWR MONOLITHIC POWER SYSTEMS, INC. | Award | 1,359 | - | $0 | Direct |
| May 26, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 22 | $1649.56 | $36,290 | Direct |
| May 18, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Sale | 4 | $1563.28 | $6,253 | Direct |
| May 13, 2026 | MPWR MONOLITHIC POWER SYSTEMS INC | Other | 2,156 | - | $0 | Direct |
1-8 of 8 transactions