ECARX (ECX) 6-K adds convertible note terms and Q3 2025 results

Rhea-AI Filing Summary

ECARX Holdings Inc. furnished a Form 6-K that links several key documents into its existing shelf registration statements. The filing incorporates this report by reference into its post-effective amendment No. 2 to a Form F-1 on Form F-3 and a separate Form F-3, making the enclosed materials part of those offerings from the furnishing date.

The 6-K lists three exhibits: a Convertible Note Purchase Agreement, the related Form of Convertible Senior Note, and a press release announcing ECARX’s unaudited financial results for the third quarter of 2025. The report is signed on behalf of the company by its Chief Financial Officer, Jing (Phil) Zhou.

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: 001-41576

ECARX Holdings Inc.

(Translation of registrant’s name into English)

Second Floor North

International House

1 St. Katharine’s Way

London E1W 1UN

United Kingdom

(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 o

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Explanatory Note

This current report on Form 6-K, including the exhibits hereto, is incorporated by reference into the post-effective amendment No. 2 to the registration statement on Form F-1 on Form F-3 (File No. 333-271861) and registration statement on Form F-3 (File No. 333-288811) and shall be a part of such registration statements from the date on which this current report is furnished, to the extent not superseded by documents or reports subsequently filed or furnished.

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EXHIBIT INDEX

Exhibit No.			Description
10.1			Convertible Note Purchase Agreement
10.2			Form of Convertible Senior Note
99.1			Press Release — ECARX Announces Third Quarter 2025 Unaudited Financial Results

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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.

ECARX Holdings Inc.

By						/s/ Jing (Phil) Zhou
Name			:			Jing (Phil) Zhou
Title			:			Chief Financial Officer

Date: November 3, 2025

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FAQ

What does ECARX (ECX) disclose in this Form 6-K?

The company furnished a Form 6-K that incorporates into existing Form F-3 registration statements a Convertible Note Purchase Agreement, a Form of Convertible Senior Note, and a press release with third quarter 2025 unaudited financial results.

Which exhibits are attached to ECARX’s November 2025 Form 6-K?

The exhibits are: 10.1 Convertible Note Purchase Agreement, 10.2 Form of Convertible Senior Note, and 99.1 a press release titled “ECARX Announces Third Quarter 2025 Unaudited Financial Results.”

How does this ECARX (ECX) 6-K affect its registration statements?

The report is incorporated by reference into the post-effective amendment No. 2 to a registration statement on Form F-1 on Form F-3 (File No. 333-271861) and a registration statement on Form F-3 (File No. 333-288811), becoming part of those registration statements from the date it is furnished.

Does the ECARX Form 6-K include financial results for Q3 2025?

Yes. One exhibit is a press release titled “ECARX Announces Third Quarter 2025 Unaudited Financial Results,” which contains the company’s third quarter 2025 unaudited financial results.

Who signed ECARX’s November 2025 Form 6-K?

The Form 6-K was signed on behalf of ECARX Holdings Inc. by Jing (Phil) Zhou, who is the company’s Chief Financial Officer.

Is ECARX classified as a foreign private issuer in this filing?

Yes. The document is a Report of Foreign Private Issuer on Form 6-K, and ECARX indicates it files annual reports under cover of Form 20-F.