Elmiger Eugen J's Form 4 filing
Monolithic Power Systems, Inc. (MPWR) · filed May 8, 2026
- Accession no.
- 0001214659-26-005860
- Filed
- May 8, 2026
- Trade date
- May 6, 2026
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Not checked
This filing lists 9 non-derivative transactions. Open-market sales total $19.0M. It was filed 2 days after the trade.
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 |
|---|---|
| Elmiger Eugen JCIK 0001560945 | Director |
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 |
|---|---|---|---|---|---|---|---|---|
| May 6, 2026 | Common Stock | SSaleDisposed | −320 | $1,559.88F1 | −$499,161.6 | 17,082 | Direct | |
| May 6, 2026 | Common Stock | SSaleDisposed | −814 | $1,566.36F2 | −$1,275,017.04 | 16,268 | Direct | |
| May 6, 2026 | Common Stock | SSaleDisposed | −1,078 | $1,571.58F3 | −$1,694,163.24 | 15,190 | Direct | |
| May 6, 2026 | Common Stock | SSaleDisposed | −834 | $1,575.57F4 | −$1,314,025.38 | 14,356 | Direct | |
| May 6, 2026 | Common Stock | SSaleDisposed | −1,879 | $1,581.81F5 | −$2,972,220.99 | 12,477 | Direct | |
| May 6, 2026 | Common Stock | SSaleDisposed | −2,587 | $1,586.81F6 | −$4,105,077.47 | 9,890 | Direct | |
| May 6, 2026 | Common Stock | SSaleDisposed | −1,355 | $1,591.38F7 | −$2,156,319.9 | 8,535 | Direct | |
| May 6, 2026 | Common Stock | SSaleDisposed | −2,619 | $1,596.42F8 | −$4,181,023.98 | 5,916 | Direct | |
| May 6, 2026 | Common Stock | SSaleDisposed | −514 | $1,600.14F9 | −$822,471.96 | 5,402 | 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.
- F1
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 $1,557.08 to $1,561.97. 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.
Referenced by the price of 1 transaction in Table I.
- F2
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 $1,563.39 to $1,568.28. 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.
Referenced by the price of 1 transaction in Table I.
- 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 $1,568.78 to $1,573.40. 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.
Referenced by the price of 1 transaction in Table I.
- F4
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 $1,573.86 to $1,578.73. 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.
Referenced by the price of 1 transaction in Table I.
- F5
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 $1,578.85 to $1,583.66. 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.
Referenced by the price of 1 transaction in Table I.
- F6
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 $1,583.79 to $1,588.65. 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.
Referenced by the price of 1 transaction in Table I.
- F7
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 $1,588.80 to $1,593.63. 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.
Referenced by the price of 1 transaction in Table I.
- F8
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 $1,593.95 to $1,598.78. 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.
Referenced by the price of 1 transaction in Table I.
- F9
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 $1,598.99 to $1,602.68 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.
Referenced by the price of 1 transaction in Table I.