Traded Nov 26, 2025 · filed 2 days laterNot under a reported trading plan
Monolithic Power Systems's & General Counsel sold $221K of Monolithic Power Systems shares. The filing does not indicate a pre-arranged trading plan.
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Insider tradesView the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership
Insider trade
48K MPWR shares were withheld to cover taxes or exercise cost (CFO)
Traded Oct 30, 2025 · Filed Oct 31, 2025
- 48K
- Shares · @ $1,096.63
Why it stands out
Routine share withholding; mechanical by default.
Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell
All the details
Dates, kept separate
- Transaction date
- Oct 30, 2025
- Reporting period
- Not applicable
- Filed with the SEC
- Oct 31, 2025
CFOTax withholding
Context
- Classification
tax withholding
Code F — shares delivered to pay exercise price or tax liability
- Planned / mechanical clue
Tax mechanics (code F)
Only flagged when a footnote says so; never inferred
Source receipt
- Record ID
- 0001214659-25-015709