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MONOLITHIC POWER SYSTEMS INC

For the period ended Sep 30, 2025. Filed Nov 5, 2025.

View on SEC.gov

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.

Sep 30, 2025 · Filed Nov 5, 2025

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

What changed in Risk Factors?

Read the current filing

The baseline is this issuer’s latest earlier reporting period of the same form that was filed before the current report. A previous 10-Q is a different quarter, not a year-over-year comparison. Amendments are excluded.

Compared 11 previous paragraphs and 11 current paragraphs.

10 unchanged; 1 reworded; 0 added; 0 removed; 0 previous and 0 current paragraphs rearranged.

Tables are not compared: 1 previous and 2 current tables excluded. Dates, whitespace, punctuation and numbering changes are ignored; changes to financial figures remain significant.

A changed paragraph is not evidence that risk increased or decreased. An unchanged paragraph does not establish that risk stayed the same.

The current filing states there were no material changes to risk factors.

This is the filer’s own statement, not a conclusion from the comparison. Read its qualifications and the report it references.

Current filing’s statement

Our business, reputation, results of operations, financial condition and stock price can be affected by a number of factors, whether currently known or unknown, including those described in Part I, Item 1A of our Annual Report on Form 10-K for the year ended December 31, 2024 under the heading “Risk Factors.” When any one or more of these risks materialize from time to time, our business, reputation, results of operations, financial condition and stock price can be materially and adversely affected. There have been no material changes to our risk factors since the filing of our Annual Report on Form 10-K for the year ended December 31, 2024.
Reworded paragraphs (1)

Previous wording

In February 2025, our Board of Directors approved a stock repurchase program authorizing us to repurchase up to $500.0 million of our common stock through February 2028. Shares are retired upon repurchase. We repurchased 3,900 shares of our common stock for an aggregate purchase price of $2.6 million during the three months ended June 30, 2025. No repurchases were made during the three months ended March 31, 2025.

Current wording

In February 2025, our Board of Directors approved a stock repurchase program authorizing us to repurchase up to $500.0 million of our common stock through February 2028. Shares are retired upon repurchase. We repurchased 2,000 and 6,000 shares of our common stock for an aggregate purchase price of $2.1 million and $4.7 million during the three and nine months ended September 30, 2025.