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MONOLITHIC POWER SYSTEMS INC

For the period ended Mar 31, 2024. Filed May 3, 2024.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2024 · Filed May 3, 2024

MPWR$1,190.44+5.2%Stored close · as of Nov 6, 2026

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Item 5. Other Information

Certain of our executive officers have entered into trading plans pursuant to Rule10b5-1(c) of the Securities Exchange Act of1934, as amended. A trading plan is a written document that pre-establishes the amounts, prices and dates (or formula for determining the amounts, prices and dates) of future purchases or sales of our common stock, including the exercise and sale of shares acquired pursuant to the2004 ESPP, and upon vesting of RSUs.

The following table summarizes the adoption of trading plans intended to satisfy the affirmative defense conditions of Rule10b5-1(c) during thethree months ended* March 31, 2024*:

Name and TitleAdoption DatePlan DurationIntended Sale Amount (in shares)
Victor K. Lee, DirectorFebruary 28, 2024Through February 28, 2025Up to 1,000
Saria Tseng, Executive Vice President, Strategic Corporate Development, General Counsel and Corporate SecretaryFebruary 29, 2024Through February 28, 2025Up to 38,951

The following table summarizes the termination of trading plans intended to satisfy the affirmative defense conditions of Rule10b5-1(c) during thethree months ended* March 31, 2024*:

Name and TitleTermination DatePlan DurationIntended Sale Amount (in shares)Sold Amount (in shares)
Deming Xiao, Executive Vice President, Global OperationsFebruary 12, 2024Through December 31, 2024Up to 138,18011,515

During thethree months ended* March 31, 2024*,no pre-existing trading plans intended to satisfy the affirmative defense conditions of Rule10b5-1(c) were modified, andno other written trading arrangements that arenot intended to qualify for the Rule10b5-1(c) affirmative defense were adopted, modified, or terminated.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.