Hesai Group files 6-K on F-3 supplements

Hesai Group furnished a Form 6-K for September 2025 that adds two exhibits to its existing Form F-3 registration statement.

Accepted by SEC EDGAR 09/05/2025 - 04:35 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Hesai Group furnished a Form 6-K for September 2025 that adds two exhibits to its existing Form F-3 registration statement. Exhibit 99.1 contains supplemental and updated disclosures, while Exhibit 99.2 is a form of Cornerstone Investment Agreement with multiple financial institutions, plus a schedule of executed agreements.

FAQ

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What is Hesai Group (HSAI) reporting in this September 2025 Form 6-K?

Hesai Group is furnishing a Form 6-K that attaches two exhibits: supplemental and updated disclosures and a form of Cornerstone Investment Agreement, both incorporated by reference into its existing Form F-3 registration statement.

How does this Form 6-K affect Hesai Group’s Form F-3 registration?

The Form 6-K states that Exhibits 99.1 and 99.2 are incorporated by reference into Hesai Group’s Form F-3 registration statement (File No. 333-290069), meaning they become part of that registration from the date this report is furnished.

What is included in Exhibit 99.1 for Hesai Group (HSAI)?

Exhibit 99.1 is titled “Hesai Group Supplemental and Updated Disclosures.” It provides additional and updated information related to the company, and is expressly incorporated into the existing Form F-3 registration statement as part of the offering documentation.

What is the Cornerstone Investment Agreement in Hesai Group’s Form 6-K?

Exhibit 99.2 is a form of Cornerstone Investment Agreement among Hesai Group, each investor, and several financial institutions, together with a schedule of all executed agreements that adopt this same form, which are incorporated into the Form F-3 registration statement.

Who signed Hesai Group’s September 2025 Form 6-K?

The Form 6-K was signed on behalf of Hesai Group by Yifan Li, who is identified as the company’s Chief Executive Officer, confirming the company’s authorization of the report and its attached exhibits.

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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 September 2025

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Commission File Number: 001-41611

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Hesai Group

10th Floor, Building A
No. 658 Zhaohua Road, Changning District
Shanghai 200050
People’s Republic of China

(Address of principal executive offices)​

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      ☒       ​ ​ Form 40-F         ☐       ​

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Explanatory Note

Exhibit 99.1 and Exhibit 99.2 to this current report on Form 6-K are incorporated by reference into the registration statement on Form F-3 of Hesai Group (File No. 333-290069) and shall be a part thereof 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

​	99.1	​	​	Hesai Group Supplemental and Updated Disclosures	​
​	99.2	​	​	Form of Cornerstone Investment Agreement by and among Hesai Group, each investor, China International Capital Corporation Hong Kong Securities Limited, Guotai Junan Capital Limited, Guotai Junan Securities (Hong Kong) Limited and CMB International Capital Limited, and a schedule of all executed Cornerstone Investment Agreements adopting the same form	​

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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.

​	​	​	​	Hesai Group							​
​	​	​	​	By:	​	​	/s/ Yifan Li ​				​
​	​	​	​	​	​	​	Name:	​	​	Yifan Li	​
​	​	​	​	​	​	​	Title:	​	​	Chief Executive Officer	​

Date: September 5, 2025

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