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6-K

Zhihu Inc. (ZH)

6-K 2026-04-17 For: 2026-04-17
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Added on April 17, 2026

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 April 2026

Commission File Number: 001-40253

Zhihu Inc.

(Registrant’s Name)

18 Xueqing Road

Haidian District,Beijing 100083

People’s Republicof 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 ¨

EXHIBIT INDEX

Exhibit No. Description
99.1 Zhihu Inc. 2025 Annual Report
99.2 Zhihu Inc. 2025 Environmental, Social and Governance Report

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.

Zhihu Inc.
By : /s/ Han Wang
Name : Han Wang
Title : Chief Financial Officer

Date: April 17, 2026