Sunlands CEO discloses 513,117 STG shares

Sunlands Technology Group director and Chief Executive Officer Tongbo Liu filed an initial ownership report showing his position in the company’s common stock.

Rhea-AI Filing Summary

Sunlands Technology Group director and Chief Executive Officer Tongbo Liu filed an initial ownership report showing his position in the company’s common stock. The filing reports direct ownership of 513,117 shares of common stock, with no associated buy or sell transactions disclosed in this statement.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Tongbo Liu

Role Chief Executive Officer

Type	Security	Shares	Price	Value
holding	Common stock	--	--	--

Holdings After Transaction: Common stock — 513,117 shares (Direct)

Key Figures

Directly owned shares: 513,117 shares

1 metrics

Directly owned shares 513,117 shares Common stock position reported on Form 3

Key Terms

Form 3, Common stock, ten percent owner

3 terms

Form 3 regulatory

"Tongbo Liu filed an initial ownership report showing his position"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

Common stock financial

"The filing reports direct ownership of 513,117 shares of common stock"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

ten percent owner regulatory

"the filing designates Tongbo Liu as a ten percent owner"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does Sunlands Technology Group (STG) CEO Tongbo Liu’s Form 3 show?

The Form 3 shows that CEO and director Tongbo Liu directly owns 513,117 shares of common stock in Sunlands Technology Group. It is an initial ownership report and does not reflect any new purchase or sale transactions.

Is Tongbo Liu a 10% owner of Sunlands Technology Group (STG)?

Yes. The filing designates Tongbo Liu as a ten percent owner, in addition to being a director and Chief Executive Officer. This status indicates significant ownership and requires ongoing reporting of future changes in his Sunlands Technology Group holdings.

How many STG shares does Tongbo Liu directly own according to this Form 3?

According to the filing, Tongbo Liu directly owns 513,117 shares of Sunlands Technology Group common stock. These shares are reported as direct ownership, meaning they are not described as being held through an intermediary entity or account in this statement.

Does Tongbo Liu’s Form 3 for Sunlands Technology Group report any recent trades?

No. The Form 3 serves as an initial statement of beneficial ownership and lists 513,117 directly owned shares of common stock, but it does not identify any specific buy or sell transactions or transaction prices in this filing.

What type of security is reported in Tongbo Liu’s Sunlands Technology Group Form 3?

The Form 3 reports holdings of common stock of Sunlands Technology Group. It lists a total of 513,117 common shares directly owned after the reported entry, without any associated derivative securities or option positions in this statement.

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

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Accepted by SEC EDGAR 04/01/2026 - 09:30 PM EDT 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^*

Tongbo Liu

(Last) (First) (Middle)

BUILDING 6, CHAOLAI SCIENCE PARK

NO. 36 CHUANGYUAN ROAD

(Street)

BEIJING CHINA 100012

(City) (State) (Zip)

CHINA

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
04/01/2026

3. Issuer Name and Ticker or Trading Symbol
Sunlands Technology Group [ STG ]

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	X	10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive 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 stock	513,117	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:

	/s/ Tongbo Liu	04/01/2026
	** 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)