Ting Shu - 10 Apr 2026 Form 4 Insider Report for 51Talk Online Education Group (COE)

Reporting relationship: Director
Issuer ticker: COE
Reported as of: 10 Apr 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 08 Oct 2026, 07:37:22 UTC
Prior SEC filing: 20 Jul 2026
Source filing: View source filing
Reporting owner signature: /s/ Ting Shu

Filing notes and source

Key filing fact

Ting Shu filed Form 4 for 51Talk Online Education Group (COE) on 08 Oct 2026.

Key facts

This page summarizes Ting Shu's Form 4 filing for 51Talk Online Education Group (COE).
6 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 08 Oct 2026, 07:37.

Change

Previous filing in this sequence was filed on 20 Jul 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002119563 Primary reporting owner

Shu Ting

Relationship: Director
Address: 20/F, TIMES SQUARE, CAUSEWAY BAY, HONG KONG, HONG KONG
Signature: /s/ Ting Shu
Signature date: 08 Oct 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

COE transaction

Class A Ordinary Share, par value US$0.0001

Options Exercise

Transaction value
Shares: +18,180
Change %: +3.7%
Price: $0.000000^*
Shares after: 511,800
Date: 01 Oct 2026
Ownership: Direct
Footnotes: F1

COE transaction

Class A Ordinary Share, par value US$0.0001

Tax liability

Transaction value
Shares: -4,020
Change %: -0.79%
Price: $10.46^*
Shares after: 507,780
Date: 02 Oct 2026
Ownership: Direct
Footnotes: F1, F2

COE transaction

Class A Ordinary Share, par value US$0.0001

Options Exercise

Transaction value
Shares: +137,500
Change %: +0.33%
Price: $0.000000^*
Shares after: 42,388,800
Date: 18 Aug 2026
Ownership: By Dasheng Global Limited
Footnotes: F1, F3, F4

COE transaction

Class A Ordinary Share, par value US$0.0001

Purchase

Transaction value
Shares: +7,564,500
Change %: +25%
Price
Shares after: 38,427,300
Date: 10 Apr 2026
Ownership: By Spouse
Footnotes: F1, F5, F6, F7, F8

COE holding

Class A Ordinary Share, par value US$0.0001

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 7,297,560
Date: 10 Apr 2026
Ownership: By Spouse
Footnotes: F1, F5

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

COE transaction Derivative

Restricted Share Units (RSUs)

Options Exercise

Transaction value
Shares: -18,180
Change %: -25%
Price: $0.000000^*
Shares after: 54,540
Date: 01 Oct 2026
Ownership: Direct
Underlying class: Class A Ordinary Share, par value US$0.0001
Underlying amount: 18,180
Exercise price
Footnotes: F9, F10, F11

COE transaction Derivative

Restricted Share Units (RSUs)

Options Exercise

Transaction value
Shares: -137,500
Change %: -14%
Price: $0.000000^*
Shares after: 825,000
Date: 18 Aug 2026
Ownership: By Spouse
Underlying class: Class A Ordinary Share, par value US$0.0001
Underlying amount: 137,500
Exercise price
Footnotes: F5, F12, F13, F14

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 14 footnotes

Footnote F1

The Class A ordinary shares are held in the form of American depositary shares ("ADS"). Each ADS represents sixty Class A ordinary shares.

Footnote F2

Represents Class A ordinary shares, in the form of American depositary shares, sold pursuant to a mandatory, non-discretionary, sell-to-cover arrangement for the purpose of satisfying the reporting person's income tax liabilities incurred upon vesting of restricted share units ("RSUs").

Footnote F3

Each of Dasheng Online Limited and Dasheng Global Limited is a British Virgin Islands company. The reporting person is the sole director of Dasheng Online Limited, and Mr. Jack Jiajia Huang, who is the spouse of the reporting person, is the sole director of Dasheng Global Limited. Each of Dasheng Online Limited and Dasheng Global 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.

Footnote F4

The settlors of TB Family Trust are reporting person and Mr. Jack Jiajia Huang. The reporting person, Mr. Jack Jiajia Huang and their family members are beneficiaries under TB Family Trust. As a result, both reporting person and Mr. Jack Jiajia Huang are deemed to be beneficial owners of the shares directly held by Dasheng Online Limited and Dasheng Global Limited.

Footnote F5

The reporting person disclaims beneficial ownership of the shares held by her spouse except to the extent of her pecuniary interest, if any, and this report should not be deemed an admission that the reporting person is the beneficial owner of her spouse's shares for purposes of Section 16 or for any other purpose.

Footnote F6

These transactions represent open-market purchases of Class A ordinary shares, in the form of American depositary shares, effected by HH Talent Limited during the period from April 10, 2026 through September 25, 2026. HH Talent Limited is a British Virgin Islands company. The reporting person's spouse 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 TMF (Cayman) Ltd. acts as the trustee (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's spouse. The reporting person's spouse is deemed to be the beneficial owner of the shares directly held by HH Talent Limited.

Footnote F7

Except where a single execution price is indicated, the transactions were executed through a broker-dealer in multiple same-day, same-way purchases and are reported on an aggregate basis at weighted average prices, rounded to the nearest cent; the Reporting Person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of Class A ordinary shares purchased at each separate price. All such Class A ordinary shares were purchased by HH Talent Limited in the form of American depositary shares. Additional information regarding these purchases is included in the Form 4 filings made by the reporting person's spouse, Mr. Jack Jiajia Huang, on July 23, 2026, July 27, 2026, July 30, 2026, August 5, 2026, August 10, 2026, August 12, 2026, August 13, 2026, August 21, 2026 and October 8, 2026.

Footnote F8

Except for the purchases made from September 17, 2026 through September 25, 2026, these transactions were effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person's spouse on December 25, 2025.

Footnote F9

Represents RSU 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 the issuer upon vesting.

Footnote F10

The RSUs vested on October 1, 2026.

Footnote F11

The reporting person was granted 145,440 RSUs on July 10, 2026, of which 72,720 RSUs vested in full on the date of grant. The remaining 72,720 RSUs vest in four equal quarterly installments of 18,180 RSUs on October 1, 2026, January 1, 2027, April 1, 2027 and July 1, 2027, respectively. Following the vesting reported herein, 54,540 Class A ordinary shares remain subject to future vesting under this grant.

Footnote F12

Represents RSUs granted to the reporting person's spouse 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.

Footnote F13

The RSUs vested on August 18, 2026.

Footnote F14

The reporting person's spouse was granted 1,100,000 RSUs on February 18, 2025, subject to a vesting schedule of eight equal quarterly installments commencing May 18, 2026. Following the vesting reported herein, 825,000 Class A ordinary shares remain subject to future vesting under this grant. The RSUs are held indirectly by the reporting person's spouse through Dasheng Global Limited.