So-Young (SY) director Zhang Haipeng becomes reporting insider with Form 3

Rhea-AI Filing Summary

So-Young International Inc. director Zhang Haipeng filed an initial Form 3 as an insider of the company. The filing establishes his status as a reporting person under SEC rules but does not list any common stock or derivative security transactions or holdings.

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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^*

Zhang Haipeng

(Last) (First) (Middle)

2/F, EAST TOWER, POLY PLAZA

NO. 66 XIANGBIN ROAD, CHAOYANG DISTRICT

(Street)

BEIJING F4 100012

(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
So-Young International Inc. [ SY ]

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/ Haipeng Zhang	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 the So-Young International Inc. (SY) Form 3 filing show for Zhang Haipeng?

The Form 3 identifies Zhang Haipeng as a director and reporting person of So-Young International Inc. It is an initial ownership statement and, in this case, does not report any specific stock or derivative positions or insider transactions.

Does the So-Young (SY) Form 3 for Zhang Haipeng report any insider stock purchases or sales?

No, the Form 3 for Zhang Haipeng shows zero buy and sell transactions. The transaction summary indicates no purchases, sales, exercises, gifts, or other movements in So-Young International Inc. securities at the time of this initial insider reporting.

Are there any derivative securities reported in the So-Young (SY) Form 3 for Zhang Haipeng?

No derivative securities are reported for Zhang Haipeng in this Form 3. The derivative summary is empty and the transaction summary shows zero derivative transactions or option exercises related to So-Young International Inc. securities in this filing.

What is the significance of a Form 3 filing for So-Young International Inc. (SY)?

A Form 3 filing marks when someone becomes an insider required to report holdings in So-Young International Inc. It establishes disclosure obligations for future transactions but does not itself indicate any change in the company’s financial condition or operations.

Does the So-Young (SY) Form 3 for Zhang Haipeng mention any Rule 10b5-1 trading plans?

The Form 3 does not describe any Rule 10b5-1 trading plans for Zhang Haipeng. The filing’s transaction-related fields show no trades or derivative transactions, so there is no indication of pre-planned trading activity in this particular disclosure.