Current roles
From Section 16 filings (Forms 3, 4 and 5) in the last 13 months.
Past roles
“Last filing” is the latest Form 3/4/5 for that company, an upper bound on the end date.
None on record since 2016.
Sits alongside
People who currently share a board or management team with this person.
- Carintia MartinezMPWR
- Deming XiaoMPWR
- Eileen WynneMPWR
- Eugen J. ElmigerMPWR
- Jeff ZhouMPWR
- Kuo Wei Herbert ChangMPWR
- Maurice SciammasMPWR
- Michael HsingMPWR
- Robert W. Dean IIMPWR
- Saria TsengMPWR
- Victor K. LeeMPWR
Open-market trades
Purchases and sales reported on Form 4 at S&P 500 companies.
| Date | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Feb 6, 2026 | MPWR | Sale | 21,725 | $1,171.16 | $25.4M |
| Feb 2, 2026 | MPWR | Sale | 220 | $1,110.58 | $244K |
| Feb 2, 2026 | MPWR | Sale | 80 | $1,139.49 | $91K |
| Feb 2, 2026 | MPWR | Sale | 80 | $1,137.81 | $91K |
| Feb 2, 2026 | MPWR | Sale | 40 | $1,117.11 | $45K |
| Feb 2, 2026 | MPWR | Sale | 80 | $1,120.77 | $90K |
| Feb 2, 2026 | MPWR | Sale | 40 | $1,122.56 | $45K |
| Feb 2, 2026 | MPWR | Sale | 200 | $1,126.58 | $225K |
| Feb 2, 2026 | MPWR | Sale | 80 | $1,127.39 | $90K |
| Feb 2, 2026 | MPWR | Sale | 240 | $1,128.43 | $271K |
| Feb 2, 2026 | MPWR | Sale | 240 | $1,129.28 | $271K |
| Feb 2, 2026 | MPWR | Sale | 320 | $1,130.48 | $362K |
| Feb 2, 2026 | MPWR | Sale | 198 | $1,131.70 | $224K |
| Feb 2, 2026 | MPWR | Sale | 322 | $1,132.67 | $365K |
| Feb 2, 2026 | MPWR | Sale | 379 | $1,133.47 | $430K |
| Feb 2, 2026 | MPWR | Sale | 241 | $1,134.41 | $273K |
| Feb 2, 2026 | MPWR | Sale | 120 | $1,135.49 | $136K |
| Feb 2, 2026 | MPWR | Sale | 120 | $1,136.35 | $136K |
| Jan 2, 2026 | MPWR | Sale | 40 | $945.00 | $38K |
| Jan 2, 2026 | MPWR | Sale | 80 | $946.62 | $76K |
| Jan 2, 2026 | MPWR | Sale | 80 | $927.61 | $74K |
| Jan 2, 2026 | MPWR | Sale | 194 | $930.86 | $181K |
| Jan 2, 2026 | MPWR | Sale | 80 | $933.64 | $75K |
| Jan 2, 2026 | MPWR | Sale | 650 | $944.35 | $614K |
| Jan 2, 2026 | MPWR | Sale | 74 | $942.42 | $70K |
| Jan 2, 2026 | MPWR | Sale | 406 | $941.60 | $382K |
| Jan 2, 2026 | MPWR | Sale | 40 | $940.03 | $38K |
| Jan 2, 2026 | MPWR | Sale | 117 | $939.75 | $110K |
| Jan 2, 2026 | MPWR | Sale | 460 | $938.52 | $432K |
| Jan 2, 2026 | MPWR | Sale | 120 | $936.50 | $112K |
| Jan 2, 2026 | MPWR | Sale | 80 | $935.33 | $75K |
| Jan 2, 2026 | MPWR | Sale | 40 | $934.74 | $37K |
| Jan 2, 2026 | MPWR | Sale | 539 | $943.71 | $509K |
| Dec 1, 2025 | MPWR | Sale | 80 | $906.84 | $73K |
| Dec 1, 2025 | MPWR | Sale | 80 | $907.59 | $73K |
| Dec 1, 2025 | MPWR | Sale | 480 | $908.69 | $436K |
| Dec 1, 2025 | MPWR | Sale | 1,984 | $909.00 | $1.8M |
| Dec 1, 2025 | MPWR | Sale | 56 | $911.59 | $51K |
| Dec 1, 2025 | MPWR | Sale | 40 | $899.73 | $36K |
| Dec 1, 2025 | MPWR | Sale | 40 | $900.88 | $36K |
| Dec 1, 2025 | MPWR | Sale | 80 | $901.88 | $72K |
| Dec 1, 2025 | MPWR | Sale | 40 | $902.31 | $36K |
| Dec 1, 2025 | MPWR | Sale | 120 | $904.38 | $109K |
| Nov 3, 2025 | MPWR | Sale | 204 | $1,013.62 | $207K |
| Nov 3, 2025 | MPWR | Sale | 135 | $1,014.47 | $137K |
| Nov 3, 2025 | MPWR | Sale | 80 | $1,016.51 | $81K |
| Nov 3, 2025 | MPWR | Sale | 6 | $1,017.78 | $6K |
| Nov 3, 2025 | MPWR | Sale | 180 | $1,018.01 | $183K |
| Nov 3, 2025 | MPWR | Sale | 181 | $1,019.49 | $185K |
| Nov 3, 2025 | MPWR | Sale | 160 | $1,020.30 | $163K |
| Nov 3, 2025 | MPWR | Sale | 168 | $1,021.28 | $172K |
| Nov 3, 2025 | MPWR | Sale | 40 | $1,022.28 | $41K |
| Nov 3, 2025 | MPWR | Sale | 291 | $1,023.32 | $298K |
| Nov 3, 2025 | MPWR | Sale | 208 | $1,024.86 | $213K |
| Nov 3, 2025 | MPWR | Sale | 43 | $1,025.91 | $44K |
| Nov 3, 2025 | MPWR | Sale | 200 | $1,027.49 | $205K |
| Nov 3, 2025 | MPWR | Sale | 240 | $1,028.43 | $247K |
| Nov 3, 2025 | MPWR | Sale | 246 | $1,029.45 | $253K |
| Nov 3, 2025 | MPWR | Sale | 210 | $1,030.00 | $216K |
| Nov 3, 2025 | MPWR | Sale | 17 | $1,031.86 | $18K |
| Nov 3, 2025 | MPWR | Sale | 184 | $1,032.07 | $190K |
| Nov 3, 2025 | MPWR | Sale | 80 | $1,033.00 | $83K |
| Nov 3, 2025 | MPWR | Sale | 40 | $1,034.99 | $41K |
| Nov 3, 2025 | MPWR | Sale | 40 | $1,035.25 | $41K |
| Nov 3, 2025 | MPWR | Sale | 47 | $1,038.41 | $49K |
| Oct 1, 2025 | MPWR | Sale | 250 | $907.36 | $227K |
| Oct 1, 2025 | MPWR | Sale | 6 | $902.61 | $5K |
| Oct 1, 2025 | MPWR | Sale | 160 | $917.17 | $147K |
| Oct 1, 2025 | MPWR | Sale | 580 | $916.37 | $531K |
| Oct 1, 2025 | MPWR | Sale | 440 | $915.43 | $403K |
| Oct 1, 2025 | MPWR | Sale | 390 | $914.71 | $357K |
| Oct 1, 2025 | MPWR | Sale | 138 | $913.87 | $126K |
| Oct 1, 2025 | MPWR | Sale | 676 | $912.73 | $617K |
| Oct 1, 2025 | MPWR | Sale | 65 | $911.27 | $59K |
| Oct 1, 2025 | MPWR | Sale | 80 | $909.52 | $73K |
| Oct 1, 2025 | MPWR | Sale | 115 | $905.37 | $104K |
| Oct 1, 2025 | MPWR | Sale | 40 | $903.82 | $36K |
| Oct 1, 2025 | MPWR | Sale | 60 | $904.00 | $54K |
| Sep 2, 2025 | MPWR | Sale | 200 | $820.70 | $164K |
| Sep 2, 2025 | MPWR | Sale | 200 | $821.75 | $164K |
| Sep 2, 2025 | MPWR | Sale | 126 | $822.59 | $104K |
| Sep 2, 2025 | MPWR | Sale | 100 | $803.43 | $80K |
| Sep 2, 2025 | MPWR | Sale | 100 | $804.64 | $80K |
| Sep 2, 2025 | MPWR | Sale | 200 | $806.57 | $161K |
| Sep 2, 2025 | MPWR | Sale | 100 | $818.44 | $82K |
| Sep 2, 2025 | MPWR | Sale | 500 | $811.45 | $406K |
| Sep 2, 2025 | MPWR | Sale | 100 | $812.84 | $81K |
| Sep 2, 2025 | MPWR | Sale | 100 | $813.09 | $81K |
| Sep 2, 2025 | MPWR | Sale | 200 | $814.75 | $163K |
| Sep 2, 2025 | MPWR | Sale | 400 | $815.39 | $326K |
| Sep 2, 2025 | MPWR | Sale | 574 | $816.47 | $469K |
| Sep 2, 2025 | MPWR | Sale | 100 | $808.53 | $81K |
| Aug 1, 2025 | MPWR | Sale | 3,000 | $750.00 | $2.3M |
| Jul 1, 2025 | MPWR | Sale | 6,000 | $750.00 | $4.5M |
| Feb 10, 2025 | MPWR | Sale | 532 | $717.10 | $381K |
| Dec 9, 2024 | MPWR | Sale | 2,500 | $600.00 | $1.5M |
| Nov 8, 2024 | MPWR | Sale | 734 | $765.15 | $562K |
| Nov 1, 2024 | MPWR | Sale | 150 | $764.54 | $115K |
| Nov 1, 2024 | MPWR | Sale | 50 | $765.13 | $38K |
| Nov 1, 2024 | MPWR | Sale | 208 | $766.22 | $159K |
SEC reporting-owner ID (CIK) 1415033 · all filings on EDGAR