Report of Foreign Issuer Pursuant to Rule 13a-16 or 15d-16 (6-k)

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 2021

Commission File Number: 001-38638

NIO Inc.

(Registrant’s Name)

Building 20, 56 Antuo Road

Jiading District, Shanghai 201804

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 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): ¨

EXPLANATORY NOTE

The document attached as Exhibit 1.1 to this Current Report on Form 6-K is hereby incorporated by reference into the Registration Statement on Form F-3 of NIO Inc. (File No. 333-239047).

EXHIBIT INDEX

Exhibit Number		Description of Document
1.1		Form of Equity Distribution Agreement

99.1		Press Release—NIO Inc. Announces At-The-Market Offering of American Depositary Shares

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.