Monolithic Power Systems declares $1.56 Q4 cash dividend

Monolithic Power Systems, Inc. announced a fourth quarter cash dividend of $1.56 per share for its common stock.

Rhea-AI Filing Summary

Monolithic Power Systems, Inc. announced a fourth quarter cash dividend of $1.56 per share for its common stock. The dividend will be paid to stockholders on January 15, 2026 to all stockholders of record as of the close of business on December 31, 2025.

The company disclosed this dividend decision in a current report and attached the related press release as an exhibit, confirming its continued practice of returning cash to shareholders through regular dividends.

8-K Event Classification

2 items: 8.01, 9.01

2 items

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What dividend did Monolithic Power Systems (MPWR) declare for the fourth quarter of 2025?

Monolithic Power Systems declared a fourth quarter cash dividend of $1.56 per share on its common stock.

What is the record date for the MPWR Q4 2025 dividend?

Stockholders of record as of the close of business on December 31, 2025 will be entitled to receive the $1.56 per share dividend.

When will Monolithic Power Systems pay the Q4 2025 cash dividend?

The Q4 cash dividend of $1.56 per share will be paid on January 15, 2026 to eligible stockholders.

What type of SEC filing did Monolithic Power Systems use to report this dividend?

Monolithic Power Systems reported the dividend using a Form 8-K under Item 8.01 Other Events.

Did Monolithic Power Systems include any exhibits with this dividend announcement?

Yes. The company attached a press release dated December 12, 2025 as Exhibit 99.1 and a cover page interactive data file as Exhibit 104.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 12/12/2025 - 04:01 PM EST Learn about SEC filing dates

false 0001280452 0001280452 2025-12-12 2025-12-12 0001280452 dei:OtherAddressMember 2025-12-12 2025-12-12

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Date of Report (date of earliest event reported):

December 12, 2025

MONOLITHIC POWER SYSTEMS, INC.

(Exact name of registrant as specified in its charter)

Delaware		000-51026		77-0466789
(State or other jurisdiction of		(Commission		(I.R.S. Employer
incorporation or organization)		File Number)		Identification Number)

1555 Palm Beach Lakes Blvd., West Palm Beach, Florida 33401 (Address of principal executive offices)(Zip Code)¹ 5808 Lake Washington Blvd. NE, Kirkland, Washington 98033 (Address of principal executive offices) (Zip Code)¹

(425) 296-9956

(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, par value $0.001 per share	MPWR	The NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company  ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐ 

¹ We have operations in multiple locations in the US, Europe and Asia. Accordingly, we do not maintain a headquarters. We are including these addresses solely for the purpose of satisfying the Securities and Exchange Commission’s requirements.

Item 8.01 Other Events.

On December 12, 2025, Monolithic Power Systems, Inc. issued a press release announcing the fourth quarter cash dividend of $1.56 per share to all stockholders of record as of the close of business on December 31, 2025. The dividend will be paid to stockholders on January 15, 2026. A copy of the press release is attached hereto as Exhibit 99.1.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit		Description
99.1		Press release issued on December 12, 2025.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

Date: December 12, 2025	By:	/s/ T. Bernie Blegen
		T. Bernie Blegen
		Executive Vice President and Chief Financial Officer