Zhengye Biotechnology (ZYBT) director Sun Wenhua files initial Form 3

Rhea-AI Filing Summary

Zhengye Biotechnology Holding Ltd director files initial ownership report. Sun Wenhua, a director of Zhengye Biotechnology Holding Ltd, submitted a Form 3, which is an initial statement of beneficial ownership of securities. The filing does not report any purchases, sales, or other transactions in the company’s securities.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Sun Wenhua

(Last) (First) (Middle)

NO.1 LIANMENG ROAD

(Street)

JILIN CITY, JILIN PROVINCE 132101

(City) (State) (Zip)

CHINA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Zhengye Biotechnology Holding Ltd [ ZYBT ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

No securities are beneficially owned.

	/s/ Wenhua Sun	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What does Zhengye Biotechnology (ZYBT) director Sun Wenhua’s Form 3 filing show?

It shows that director Sun Wenhua has filed an initial statement of beneficial ownership (Form 3) for Zhengye Biotechnology Holding Ltd. The summary data indicates no reported purchases, sales, or other transactions in the company’s securities in this filing.

Are there any buy or sell transactions reported in ZYBT director Sun Wenhua’s Form 3?

No transactions are reported in this Form 3. The transaction summary shows zero buys, zero sells, and zero derivative exercises, indicating the filing serves as an initial ownership statement without recording trading activity in Zhengye Biotechnology securities.

What roles does the reporting person hold in Zhengye Biotechnology (ZYBT)?

The reporting person, Sun Wenhua, is identified as a director of Zhengye Biotechnology Holding Ltd and not as an officer or ten-percent owner. This clarifies the governance role associated with this Form 3 ownership report.

Does the ZYBT Form 3 for Sun Wenhua include any derivative securities activity?

No derivative activity is reported. The derivative transaction count and exercise-related fields are all zero, indicating there are no disclosed option exercises, conversions, or other derivative transactions for Sun Wenhua in this initial Form 3 filing.

What is the net trading direction in the ZYBT Form 3 for Sun Wenhua?

The filing shows a neutral net trading direction. The transaction summary lists no buys, sells, or other dispositions, so the net buy/sell shares are zero and there is no directional trading signal in this Form 3.