Monolithic Power Systems Inc.

Frank Anthony Balow III (Chief Financial Officer) reports MPWR insider transactions

3MPWRFiled Oct 29, 2026, 6:06 PM ET· Period Oct 27, 2026

About this filing

Monolithic Power Systems Inc. (MPWR) filed Form 3 (initial insider holdings) with the SEC on Oct 29, 2026.

Key facts

No transactions reported; holdings only.

Footnotes

F1 Includes an aggregate of 1,206 shares of restricted stock units that vest, subject to continued employment, as follows: 104 shares on 11/22/2026; 121 shares on 1/1/2027; 104 shares on 2/22/2027; 121 shares on 4/1/2027; 102 shares on 5/22/2027; 121 shares on 7/1/2027; 106 shares on 8/22/2027; 121 shares on 10/1/2027; 102 shares on 11/22/2027; 106 shares on 2/22/2028; 16 shares on 5/22/2028; 18 shares on 8/22/2028; 16 shares on 11/22/2028; 18 shares on 2/22/2029; 7 shares on 5/22/2029; 8 shares on 8/22/2029; 7 shares on 11/22/2029; 8 shares on 2/22/2030.

Not investment advice. Summaries can contain errors; the SEC filing is the official record.