Jack Jiajia Huang - 18 Mar 2026 Form 3 Insider Report for 51Talk Online Education Group (COE)

Role: Chief Executive Officer, Director, 10%+ Owner
Signature: /s/ Jack Jiajia Huang
Issuer symbol: COE
Transactions as of: 18 Mar 2026
Net transactions value: $0
Form type: 3
Filing time: 18 Mar 2026, 17:43:28 UTC
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Huang Jack Jiajia	Chief Executive Officer, Director, 10%+ Owner	6 SHENTON WAY, #38-01 OUE DOWNTOWN, SINGAPORE, SINGAPORE	/s/ Jack Jiajia Huang	18 Mar 2026	0002029760

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	COE	Class A Ordinary Shares						7,297,560	18 Mar 2026	Direct	F1
holding	COE	Class A Ordinary Shares						41,563,800	18 Mar 2026	By Dasheng Global Limited	F1, F2
holding	COE	Class A Ordinary Shares						23,391,300	18 Mar 2026	By HH Talent Limited	F1, F3
holding	COE	Class A Ordinary Shares						432,900	18 Mar 2026	By Spouse	F1, F4
holding	COE	Class B Ordinary Shares						30,390,321	18 Mar 2026	By Dasheng Global Limited	F2
holding	COE	Class B Ordinary Shares						15,535,423	18 Mar 2026	By Dasheng Online Limited	F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	275,000		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	275,000		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	137,500		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	137,500		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	137,500		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	137,500		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	137,500		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	137,500		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	137,500		By Dasheng Global Limited	F2, F5
holding	COE	Restricted Share Units (RSUs)							18 Mar 2026	Class A Ordinary Shares	137,500		By Dasheng Global Limited	F2, F5

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The Class A ordinary shares are held in the form of American depositary shares. Each American depositary share represents sixty Class A ordinary shares.
F2	Each of Dasheng Global Limited and Dasheng Online Limited is a British Virgin Islands company. The reporting person is the sole director of Dasheng Global Limited, and Ms. Ting Shu, who is the spouse of the reporting person, is the sole director of Dasheng Online Limited. Each of Dasheng Global Limited and Dasheng Online Limited is wholly beneficially owned by Dasheng International Holdings Limited, which is in turn wholly owned by TB Family Trust, for which TMF (Cayman) Ltd. acts as the trustee (the "Trustee"). S.B. Vanwall Ltd., appointed by the Trustee, is the sole director of Dasheng International Holdings Limited. The settlors of TB Family Trust are reporting person and Ms. Ting Shu. The reporting person, Ms. Ting Shu and their family members are beneficiaries under TB Family Trust. As a result, both reporting person and Ms. Ting Shu are deemed to be beneficial owners of the shares directly held by Dasheng Global Limited and Dasheng Online Limited.
F3	HH Talent Limited is a British Virgin Islands company. The reporting person is the sole director of HH Talent Limited. HH Talent Limited is wholly beneficially owned by HH Talent Holdings Limited, which is in turn wholly owned by HH Talent Trust, for which the Trustee (as defined above) also acts as the trustee. S.B. Vanwall Ltd., appointed by the Trustee, is the sole director of HH Talent Holdings Limited. The settlor of HH Talent Trust is the reporting person. The reporting person and his family members are beneficiaries under HH Talent Trust. As a result, the reporting person is deemed to be beneficial owners of the shares directly held by HH Talent Limited.
F4	The reporting person disclaims beneficial ownership of the shares held by his spouse except to the extent of his pecuniary interest, if any, and this report should not be deemed an admission that the reporting person is the beneficial owner of his spouse's shares for purposes of Section 16 or for any other purpose.
F5	Represents RSUs granted to the reporting person pursuant to the issuer's share incentive plans. Each RSU represents the contingent right to receive one (1) class A ordinary share of issuer upon vesting.