Cheetah Mobile (NYSE: CMCM) SVP discloses ADS, Class B shares and RSUs

Rhea-AI Filing Summary

Cheetah Mobile Inc. Senior Vice President Sun Mingyan filed an initial ownership report showing existing equity interests in the company. The filing reports 1,037 American depositary shares (ADSs), each representing fifty Class A ordinary shares. It also shows 6,630,700 Class B ordinary shares held directly.

In addition, Sun holds 3,315,350 restricted stock units (RSUs) vesting on 2027-12-01 and another 3,315,350 RSUs vesting on 2028-12-01. Each RSU represents one Class B ordinary share. The Form 3 reflects holdings only, not new purchases or sales.

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 Mingyan

(Last) (First) (Middle)

BLDG11 WANDONG SCI-TECH CULT INNOV PARK

NO.7 SANJIANFANGNANLI, CHAOYANG DISTRICT

(Street)

BEIJING 100024

(City) (State) (Zip)

UNITED STATES

(Country)

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

3. Issuer Name and Ticker or Trading Symbol
Cheetah Mobile Inc. [ CMCM ]

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
X	Officer (give title below)		Other (specify below)
	Senior Vice President

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)
American depositary shares(1)	1,037	D
Restricted Stock Unit(2)	3,315,350(3)	D
Restricted Stock Unit(2)	3,315,350(4)	D
Class B Ordinary shares	6,630,700	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:

1. Each American depositary share ("ADS") represents fifty (50) Class A Ordinary shares, with a par value of US$0.000025 per share, of Cheetah Mobile Inc. (the "Company").

2. One RSU represents one Class B Ordinary share of the Company.

3. 3,315,350 Restricted Share Units with vesting date of 2027/12/1.

4. 3,315,350 Restricted Share Units with vesting date of 2028/12/1.

	/s/ Sun Mingyan	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 Sun Mingyan’s Form 3 filing for Cheetah Mobile (CMCM) show?

The Form 3 reports Sun Mingyan’s existing equity holdings in Cheetah Mobile, including ADSs, Class B ordinary shares, and restricted stock units. It establishes his ownership position as a senior vice president, without indicating any new share purchases or sales.

How many American depositary shares does Sun Mingyan hold in Cheetah Mobile (CMCM)?

Sun Mingyan holds 1,037 American depositary shares in Cheetah Mobile. Each ADS represents fifty Class A ordinary shares. This ADS position is reported as a direct ownership holding in the Form 3, reflecting his current stake rather than a recent transaction.

What Class B ordinary share holdings are reported for Sun Mingyan at Cheetah Mobile (CMCM)?

The filing shows Sun Mingyan directly holds 6,630,700 Class B ordinary shares of Cheetah Mobile. These shares are separate from his ADS and RSU positions and represent a substantial portion of his reported equity stake in the company as of the Form 3.

What restricted stock unit awards does Sun Mingyan have at Cheetah Mobile (CMCM)?

Sun Mingyan has 3,315,350 restricted stock units vesting on 2027-12-01 and an additional 3,315,350 vesting on 2028-12-01. Each RSU converts into one Class B ordinary share upon vesting, expanding his potential future equity ownership in the company.

Does Sun Mingyan’s Form 3 for Cheetah Mobile (CMCM) indicate any insider buying or selling?

The Form 3 reflects only existing holdings, not insider buying or selling. It lists ADSs, Class B ordinary shares, and RSUs with specified vesting dates. No transaction codes or share amounts suggest open-market purchases, sales, or option exercises in this filing.

What is the relationship between Cheetah Mobile (CMCM) ADSs and ordinary shares in this filing?

Each Cheetah Mobile American depositary share represents fifty Class A ordinary shares. Sun Mingyan’s 1,037 ADSs therefore correspond to a larger underlying ordinary share interest, although the Form 3 focuses on reporting the ADS count and related ordinary share classes.