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 August 2026
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 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 ☐
Explanatory Note
As disclosed in the report on Form 6-K dated June 4, 2026 filed by Zhengye Biotechnology Holding Limited (the “Company”) with the U.S. Securities and Exchange Commission, the Company received a notification letter on May 29, 2026 from Nasdaq indicating that the closing bid price of the Company’s Class A ordinary shares had been below $1.00 per share for 30 consecutive business days and that the Company did not meet the minimum bid price requirement set forth in Nasdaq Listing Rule 5550(a)(2) (the “Minimum Bid Price Rule”). Pursuant to Nasdaq Listing Rule 5810(c)(3)(A), the Company has a compliance period of one hundred eighty (180) calendar days, or until November 25, 2026 (the “Compliance Period”), to regain compliance with the Minimum Bid Price Rule. If at any time during the Compliance Period, the closing bid price per share of the Company’s Class A ordinary shares is at least $1.00 for a minimum of ten (10) consecutive business days, Nasdaq will provide the Company a written confirmation of compliance and the matter will be closed.
From July 20, 2026 to August 4, 2026, the closing bid price of the Company’s Class A ordinary shares has been at $1.00 per share or greater. Accordingly, on August 5, 2026, the Company received a letter (the “Compliance Letter”) from Nasdaq informing the Company that it has regained compliance with the Minimum Bid Price Rule. The Company continues to be listed on The Nasdaq Capital Market under the ticker symbol “ZYBT”.
On August 6, 2026, the Company announced through a press release that it has regained compliance with the Minimum Bid Price Rule. A copy of this press release is attached hereto as Exhibit 99.1, and is incorporated by reference herein.
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EXHIBIT INDEX
| Exhibit No. | Description | |
| 99.1 | Press release — Zhengye Biotechnology Holding Limited Regains Compliance with Nasdaq Bid Price Requirement |
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SIGNATURE
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.
Dated: August 6, 2026
| Zhengye Biotechnology Holding Limited | ||
| By: | /s/ Songlin Song | |
| Name: | Songlin Song | |
| Title: | Chief Executive Officer | |
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Exhibit 99.1
Zhengye Biotechnology Holding Limited Regains Compliance with Nasdaq Bid Price Requirement
Jilin, China, August 6, 2026 (GLOBE NEWSWIRE) -- Zhengye Biotechnology Holding Limited (Nasdaq: ZYBT) (the “Company” or “Zhengye”), a veterinary vaccine manufacturer that encompasses research, development, manufacturing, and sales of veterinary vaccines, with a focus on livestock vaccines in China, today announced that on August 5, 2026, the Company received a letter (the “Compliance Letter”) from The Nasdaq Stock Market LLC (“Nasdaq”) informing the Company that it has regained compliance with the minimum bid price requirement of $1.00 per share under Nasdaq Listing Rule 5550(a)(2).
As previously disclosed, on May 29, 2026, the Company received a notification letter from Nasdaq indicating that the closing bid price of the Company’s Class A ordinary shares had been below $1.00 per share for 30 consecutive business days. Nasdaq has since determined that, for the last 10 consecutive business days, from July 20, 2026 to August 4, 2026, the closing bid price of the Company’s Class A ordinary shares has been at $1.00 per share or greater. Accordingly, the Company has regained compliance with Nasdaq Listing Rule 5550(a)(2).
Zhengye continues to be listed on The Nasdaq Capital Market under the ticker symbol “ZYBT”.
About Zhengye Biotechnology Holding Limited
Through Jilin Zhengye Biological Products Co., Ltd., the Company’s operating entity based in Jilin, China, Zhengye Biotechnology Holding Limited focuses on the research, development, manufacturing, and sales of veterinary vaccines, with an emphasis on vaccines for livestock. For over 20 years, the operating entity has been committed to enhancing the health of animals. The operating entity has 50 veterinary vaccines, including vaccines for swine, cattle, goats, sheep, poultry, and dogs. The operating entity’s products are available in 29 provincial regions across China and are exported overseas to Vietnam, Pakistan, and Egypt as of the date of this press release. The operating entity has three veterinary vaccine production floors (including 13 vaccine production lines), one quality examination center, and one animal facility for vaccine development, all operating in accordance with Good Manufacturing Practices for Veterinary Drugs issued by the Ministry of Agriculture and Rural Affairs of the PRC. For more information, please visit the Company’s website: http://ir.jlzybio.com.
Forward-Looking Statements
This announcement contains statements that may constitute “forward-looking” statements which are made pursuant to the “safe harbor” provisions of the U.S. Private Securities Litigation Reform Act of 1995. These forward-looking statements involve known and unknown risks and uncertainties and are based on the Company’s current expectations and projections about future events that the Company believes may affect its financial condition, results of operations, business strategy, and financial needs. Investors can find many (but not all) of these statements by the use of words such as “approximates,” “believes,” “hopes,” “expects,” “anticipates,” “estimates,” “projects,” “intends,” “plans,” “will,” “would,” “should,” “could,” “may” or other similar expressions in this announcement. Statements that are not historical facts, including statements about the Company’s beliefs, plans, and expectations, are forward-looking statements. Forward-looking statements involve inherent risks and uncertainties. The Company undertakes no obligation to update or revise publicly any forward-looking statements to reflect subsequent occurring events or circumstances, or changes in its expectations, except as may be required by law. Although the Company believes that the expectations expressed in these forward-looking statements are reasonable, it cannot assure you that such expectations will turn out to be correct, and the Company cautions investors that actual results may differ materially from the anticipated results and encourages investors to review other factors that may affect its future results in the Company’s registration statement and other filings with the United States Securities and Exchange Commission.
For more information, please contact:
Zhengye Biotechnology Holding Limited
Investor Relations Department
Email: ir@jlzybio.com
Ascent Investor Relations LLC
Tina Xiao
Phone: +1-646-932-7242
Email: investors@ascent-ir.com