UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

___________________________________

FORM 8-K

___________________________________

CURRENT REPORT

~~PURSUANT~~Pursuant TOto ~~SECTION~~ Section 13 ORor 15(d)

OFof ~~THE~~the ~~SECURITIES~~Securities ~~EXCHANGE~~Exchange ~~ACT~~Act OFof 1934

~~Date~~March ~~of Report (date of earliest event reported): November 6~~2, ~~2025~~2026

~~___________________________________~~Date of Report (Date of earliest event reported)

~~Power~~POWER ~~Solutions~~SOLUTIONS ~~International~~INTERNATIONAL, ~~Inc~~INC.

(Exact name of registrant as specified in its charter)

___________________________________


Delaware	001-35944	33-0963637
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

Delaware(State or other jurisdiction of incorporation)	001-35944(Commission File Number)	33-0963637(I.R.S. Employer Identification No.)
201 Mittel Drive Wood Dale, Illinois 60191
(Address of principal executive offices and zip code)
Registrant's telephone number, including area code: (630) 350-9400

(Address of principal executive offices, including zip code)

~~___________________________________~~201 Mittel Drive Wood Dale, Illinois 60191

~~Check~~(Address ~~the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation~~ of ~~the~~principal ~~registrant~~executive ~~under~~offices, ~~any~~including ofzip ~~the following provisions (see General Instruction A.2. below~~code):

~~☐ Written communications pursuant to Rule 425 under the Securities Act~~ (~~17 CFR 230.425~~630) ~~☐ Soliciting material pursuant to Rule 14a~~350-12 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))9400

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

PSIX

Nasdaq Stock Market

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

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, $0.001 par value per share	PSIX	The Nasdaq Stock Market LLC

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. ☐

Item 7.01 - Regulation FD Disclosure.

On ~~November~~March 62, ~~2025~~2026, Power Solutions International, Inc. (the “Company”) issued a press release announcing ~~third~~the ~~quarter~~acquisition ~~2025~~of ~~financial~~MTL ~~results~~Manufacturing & Equipment Inc. The press release is furnished herewith as Exhibit 99.1 to this Current Report on Form 8-K and ~~containing~~is ~~its~~incorporated ~~outlook~~by ~~for~~reference ~~2025~~into this Item 7.01.

InThe ~~accordance with General Instruction B.2. of Form 8-K, the~~ information ~~contained under Item 2.02~~ in this ~~Current~~Item ~~Report on Form 8-K~~7.01, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed ~~to be~~ “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, ~~and~~nor ~~will~~shall ~~not~~it be deemed incorporated by reference ~~into~~in any ~~registration~~filing ~~statement or other document filed~~ under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing.

Item 9.01 - Financial Statements and Exhibits.

(d): ~~The following exhibits are being filed herewith:~~Exhibits.

Exhibit No.		Description
ExhibitNo.	Description
99.1	Press Release dated March 2, 2026	~~Press Release of Power Solutions International, Inc., dated November 6, 2025~~
104	Cover Page Interactive Data File (embedded within the Inline XBRL document)	~~Cover Page Interactive Data File (embedded within the Inline XBRL document)~~

~~SIGNATURE~~SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, ~~as amended,~~ the ~~Registrant~~registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized ~~on this 6th day of November, 2025~~.

POWER SOLUTIONS INTERNATIONAL, INC. By: /s/ Xun Li Xun Li Chief Financial Officer


						POWER SOLUTIONS INTERNATIONAL, INC.

Date: March 2, 2026						By: /s/ Kenneth Li

						Name: Kenneth Li

						Title: Chief Financial Officer

Filing Compare · POWER SOLUTIONS INTERNATIONAL, INC.