Form 4 for MPWR Monolithic Power Systems
Accepted 2026-03-24 00:00:00 ET · period of report 2026-03-20 · accession 0001214659-26-003765 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| I | 2026-03-24 | 2026-03-20 | MPWR | Sciammas Maurice | EVP, WW Sales, Marketing | S - Sale | $1,095.07 | -30 | 1,269 | -2% | -$32.9K |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-20 | S | D | 30 | $1,095.07 | 1,269 | I Clement Sciammas Trust | — | — | (F2) These transactions were made pursuant to a Rule 10b5-1 trading plan adopted on 11/19/2025. (F3) The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $1,094.79 to $1,095.19. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. |