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 May 2026

Commission File Number: 001-40210

Tuya Inc.

10/F, Building A, Huace Center 

Xihu District, Hangzhou City 

Zhejiang, 310012 

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    x              Form 40-F   ¨

EXPLANATORY NOTE

We submitted next day disclosure return forms dated May 14, 15, 18, 19 and 20, 2026, respectively, to The Stock Exchange of Hong Kong Limited in relation to the changes in our issued share capital and/or share buybacks. For details, please refer to the exhibits to this current report on Form 6-K.

EXHIBIT INDEX

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.

Date: May 20, 2026