Insider · CIK 0001192171
Kuo Wei Herbert Chang
Files at: MPWR. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Aug 24, 2026 SForm 4 → | Aug 25, 7:13 pm EDT | MONOLITHIC POWER SYSTEMS, INC.MPWR | 50 | $1,281.57 | $64,079 | 515 | −8.85% | |
| Aug 11, 2026 SForm 4 → | Aug 13, 5:23 pm EDT | MONOLITHIC POWER SYSTEMS, INC.MPWR | 50 | $1,420.00 | $71,000 | 565 | −8.13% | |
| Feb 11, 2019 AForm 4 → | Feb 12, 5:59 pm EST | MONOLITHIC POWER SYSTEMS INCMPWR | 1,339 | — | — | 12,702 | — | plan? |
| Feb 7, 2018 AForm 4 → | Feb 9, 7:06 pm EST | MONOLITHIC POWER SYSTEMS INCMPWR | 1,590 | — | — | 11,363 | — | plan? |
| Feb 7, 2017 AForm 4 → | Feb 8, 7:55 pm EST | MONOLITHIC POWER SYSTEMS INCMPWR | 1,566 | — | — | 9,773 | — | plan? |
| Apr 28, 2016 AForm 4 → | Apr 29, 4:40 pm EDT | MONOLITHIC POWER SYSTEMS INCMPWR | 2,181 | — | — | 8,207 | — | plan? |
| Feb 9, 2015 AForm 4 → | Feb 10, 6:57 pm EST | MONOLITHIC POWER SYSTEMS INCMPWR | 2,533 | — | — | 6,026 | — | plan? |
Reported trades — derivatives (options, RSUs, warrants)
No reported derivative activity in this period.