Tseng Saria's Form 4 filing
Monolithic Power Systems, Inc. (MPWR) · filed Sep 23, 2025
- Accession no.
- 0001214659-25-014032
- Filed
- Sep 23, 2025
- Trade date
- Sep 18, 2025
- Filing delay
- 5 daysLate
- Rule 10b5-1 plan
- Checked
This filing lists 1 non-derivative transaction. Open-market sales total $13.3M. It was filed 5 days after the trade, past the 2-business-day deadline.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Tseng SariaCIK 0001312593 | Officer (EVP & General Counsel) |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Sep 18, 2025 | Common Stock | SSaleDisposed | −14,510 | $914.45 | −$13,268,669.5 | 144,494 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
No transaction price on this filing refers to a footnote.