UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of November 2025

Commission File Number: 001-41431

Polestar Automotive Holding UK PLC

Assar Gabrielssons Väg 9

405 31 Göteborg, Sweden

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F x Form 40-F ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ¨

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ¨

INFORMATION CONTAINED IN THIS REPORT ON FORM 6-K

On November 14, 2025, Polestar Automotive Holding UK PLC issued a press release announcing its plan to implement a ratio change of its Class A, Class B, Class C-1 and Class C-2 American Depositary Shares to the respective Class A, Class B, Class C-1 and Class C-2 ordinary shares. A copy of the press release is attached hereto as Exhibit 99.1.

Exhibit 99.1 to this Report on Form 6-K shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act.

EXHIBIT INDEX

Exhibit No.		Description of Exhibit

99.1		Press Release of Polestar Automotive Holding UK PLC, dated November 14, 2025.

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.

	POLESTAR AUTOMOTIVE HOLDING UK PLC

Date: November 14, 2025	By:	/s/ Michael Lohscheller
	Name:	Michael Lohscheller
	Title:	Chief Executive Officer

Date: November 14, 2025	By:	/s/ Jean-François Mady
	Name:	Jean-François Mady
	Title:	Chief Financial Officer

Polestar Automotive Holding UK PLC 6-K