Sinovac (SVA) COO Gao Qiang discloses direct holding of 230,000 shares

Rhea-AI Filing Summary

SINOVAC BIOTECH LTD executive Gao Qiang, the Chief Operation Officer, has filed an initial ownership report showing direct holdings of 230,000 common shares. This Form 3 does not report any new purchase or sale, only the number of shares he beneficially owns after the reported holdings.

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^*

GAO QIANG (NMN)

(Last) (First) (Middle)

SEE REMARKS

(Street)

BEIJING 102600

(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
SINOVAC BIOTECH LTD [ SVA ]

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)

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

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)
Common shares, par value $0.001 per share	230,000	D

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:

Remarks:

The full street address is No. 21 Tianfu Road, Zhongguancun Science Park Daxing Biomedical Industrial Base, Daxing District. Exhibit 24 - Power of Attorney

	/s/ Jia Zhao, Attorney-in-Fact	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 SINOVAC (SVA) COO Gao Qiang report in this Form 3?

Gao Qiang reports his existing ownership stake in SINOVAC. The filing shows he directly holds 230,000 common shares. Form 3s are initial ownership statements, so this reflects his beneficial holdings rather than a new market transaction.

Is SINOVAC (SVA) COO Gao Qiang buying or selling shares in this filing?

The filing does not show any buy or sell transaction. It is an initial ownership statement listing 230,000 common shares held directly. The transaction codes indicate only a holding entry, not a new purchase or sale.

How many SINOVAC (SVA) shares does COO Gao Qiang directly own?

Gao Qiang is reported to directly own 230,000 common shares. The Form 3 states this as the total number of common shares beneficially owned following the reported holdings, with direct ownership indicated by the “D” code.

What type of security is reported in the SINOVAC (SVA) Form 3 for Gao Qiang?

The security reported is common shares of SINOVAC. The filing specifies common shares with a par value of $0.001 per share, reflecting standard equity ownership rather than options or other derivative securities.

Does SINOVAC (SVA) COO Gao Qiang hold any derivative securities in this Form 3?

No derivative securities are listed for Gao Qiang. The derivative section is empty, indicating only common shares are reported, with 230,000 common shares shown as directly owned following the reported holdings.