Weibo COO Wang Wei reports options and ADS stake

WEIBO Corp Chief Operating Officer Wang Wei has filed an initial ownership report showing his equity stake in the company.

Rhea-AI Filing Summary

WEIBO Corp Chief Operating Officer Wang Wei has filed an initial ownership report showing his equity stake in the company. He directly holds 216,528 American depositary shares (ADS), with each ADS representing one Class A ordinary share.

He also holds multiple stock options giving him the right to buy Class A ordinary shares at fixed prices. These include options with an exercise price of $21.15 per share expiring on March 17, 2029, covering tranches such as 25,000 underlying shares, and additional options with an exercise price of $2.69 per share expiring on March 12, 2032, including a 50,000‑share tranche. The entries are reported as holdings rather than new transactions.

Insider Trade Summary

15 transactions reported

Mixed 15 txns

Insider Wang Wei

Role Chief Operating Officer

Type	Security	Shares	Price	Value
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	Stock Option (Right to Buy)	--	--	--
holding	ADS	--	--	--

Holdings After Transaction: Stock Option (Right to Buy) — 300,000 contracts (Direct); ADS — 216,528 shares (Direct)

Footnotes (1)

1. F1. Each American depositary share represents one Class A ordinary share.

FAQ

What does Weibo (WB) COO Wang Wei report owning in this Form 3?

Wang Wei reports direct ownership of 216,528 ADS of WEIBO Corp, plus multiple stock options on Class A ordinary shares. These options give him rights to buy shares at preset prices before their stated expiration dates.

How many Weibo (WB) ADS does Wang Wei hold directly?

Wang Wei holds 216,528 American depositary shares (ADS) directly. A footnote states that each ADS represents one Class A ordinary share, so this position mirrors 216,528 Class A ordinary shares on an equivalent basis.

What stock option positions does Weibo (WB) COO Wang Wei disclose?

He discloses several stock options labeled “Stock Option (Right to Buy)” on Class A ordinary shares. These include tranches such as 25,000 and 12,500 underlying shares at $21.15, and tranches like 50,000 underlying shares at $2.69 per share.

What are the exercise prices and expirations of Wang Wei’s Weibo (WB) options?

The filing shows options with exercise prices of $21.15 per Class A ordinary share expiring on March 17, 2029, and options at $2.69 per share expiring on March 12, 2032. Each option entry lists its own expiration date.

Are there buy or sell transactions in Wang Wei’s Weibo (WB) Form 3?

The entries are recorded as holdings rather than new buy or sell transactions. The transaction summary shows no buys, sells, or option exercises, indicating this Form 3 primarily reports existing positions at the time of becoming a reporting person.

What does the ADS footnote in Wang Wei’s Weibo (WB) filing explain?

The footnote explains that each American depositary share represents one Class A ordinary share. This clarifies that Wang Wei’s 216,528 ADS correspond on a one-for-one basis to 216,528 Class A ordinary shares in economic terms.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/13/2026 - 06:32 AM Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Wang Wei

(Last) (First) (Middle)

8/F, QIHAO PLAZA, NO. 8

XINYUAN S. ROAD CHAOYANG DISTRICT

(Street)

BEIJING F4 100027

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/13/2026

3. Issuer Name and Ticker or Trading Symbol
WEIBO Corp [ WB ]

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

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

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

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)
ADS(1)	216,528	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
Stock Option (Right to Buy)	03/16/2023	03/17/2029	Class A Ordinary Share	25,000	$21.15	D
Stock Option (Right to Buy)	09/16/2023	03/17/2029	Class A Ordinary Share	12,500	$21.15	D
Stock Option (Right to Buy)	03/16/2024	03/17/2029	Class A Ordinary Share	12,500	$21.15	D
Stock Option (Right to Buy)	09/16/2024	03/17/2029	Class A Ordinary Share	12,500	$21.15	D
Stock Option (Right to Buy)	03/16/2025	03/17/2029	Class A Ordinary Share	12,500	$21.15	D
Stock Option (Right to Buy)	09/16/2025	03/17/2029	Class A Ordinary Share	12,500	$21.15	D
Stock Option (Right to Buy)	03/16/2026	03/17/2029	Class A Ordinary Share	12,500	$21.15	D
Stock Option (Right to Buy)	03/12/2026	03/12/2032	Class A Ordinary Share	50,000	$2.69	D
Stock Option (Right to Buy)	09/12/2026	03/12/2032	Class A Ordinary Share	25,000	$2.69	D
Stock Option (Right to Buy)	03/12/2027	03/12/2032	Class A Ordinary Share	25,000	$2.69	D
Stock Option (Right to Buy)	09/12/2027	03/12/2032	Class A Ordinary Share	25,000	$2.69	D
Stock Option (Right to Buy)	03/12/2028	03/12/2032	Class A Ordinary Share	25,000	$2.69	D
Stock Option (Right to Buy)	09/12/2028	03/12/2032	Class A Ordinary Share	25,000	$2.69	D
Stock Option (Right to Buy)	03/12/2029	03/12/2032	Class A Ordinary Share	25,000	$2.69	D

Explanation of Responses:

1. Each American depositary share represents one Class A ordinary share.

	/s/ Wang Wei	03/13/2026
	** 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.