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 December 2025

 

Commission File Number: 001-42450

 

Zhengye Biotechnology Holding Limited

 

No.1 Lianmeng Road, Jilin Economic & Technical Development Zone

Jilin City, Jilin Province, China
(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 ☒        Form 40-F ☐

 

 

 

 

 

 

Explanatory Note

 

Zhengye Biotechnology Holding Limited, a Cayman Islands exempted company (the “Company”), is furnishing its unaudited financial statements and notes for the six months ended June 30, 2025. The financial statements and notes are attached as Exhibit 99.1 to this report. Management’s Discussion and Analysis of Financial Condition and Results of Operations for the six months ended June 30, 2025 is attached as Exhibit 99.2 to this report.

 

Exhibit Index

 

Exhibit No.   Description
99.1   Unaudited Consolidated Financial Statements and Notes of Zhengye Biotechnology Holding Limited for the Six Months Ended June 30, 2025 and 2024
99.2   Management’s Discussion and Analysis of Financial Condition and Results of Operations
101. INS   Inline XBRL Instance Document
101.SCH   Inline XBRL Taxonomy Extension Schema Document
101.CAL   Inline XBRL Taxonomy Extension Calculation Linkbase Document
101.DEF   Inline XBRL Taxonomy Extension Definition Linkbase Document
101.LAB   Inline XBRL Taxonomy Extension Label Linkbase Document
101.PRE   Inline XBRL Taxonomy Extension Presentation Linkbase Document
104   Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)

 

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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.

 

  Zhengye Biotechnology Holding Limited
     
Date: December 12, 2025 By: /s/ Songlin Song
  Name:  Songlin Song
  Title: Chief Executive Officer

 

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