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COE51Talk Online Education Group · Insider ownership research

51Talk Online Education Group insiders: what they own and what they did with it

None of it through sales. No officer or director reported an open-market sale in this period.

Updated Oct 13, 2026 from SEC filings · covers Oct 14, 2025 to Oct 13, 2026
2
buyers among officers and directors (128 trades), past 12 months
0 of 6
officers and directors sold shares, past 12 months
Latest filing: Filed Oct 8 for a purchase from Sep 17 to Sep 25. Jack Huang bought 2.81M shares ($32.3M). Filing
SEC ownership filings: 38 filed in the 12 months to Oct 13, 2026; 38 on record since Mar 17, 2026 · See the evidence

What stands out

Two insiders bought shares: Jack Huang (15.04M shares, $263M) and Ting Shu (15.04M shares). These are the first purchases by current officers or directors in the filings on record.Jack Huang: purchase, Sep 25, 2026 · Ting Shu: purchase, Apr 10, 2026
Tax withholding outweighed market sales: the company withheld $495K of officers' and directors' shares for taxes, against $0 sold on the open market. The largest was Ting Shu ($248K withheld).Largest withholding, Jul 14, 2026

No officer or director sold shares in this period. 6 are left out

i
Left out: Ting Shu, Jack Huang, Frank Lin, Jimmy Lai, Xiaoguang Wu and Cindy Tang (share of stake is being verified).
Disclosed company stock is not an insider's whole wealth.

Recent activity

Past 30 days, Sep 14, 2026 to Oct 13, 2026
Oct 2, 20262 insiders had 8K shares ($84K) withheld by the company for taxes (not a market sale).
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Ting Shu
Director
4,020$10.46n/an/aOct 2, 2026Oct 8, 2026
Jack Huang
Chief Executive Officer, Director
4,020$10.46n/an/aOct 2, 2026Oct 8, 2026
Sep 25, 2026Jack Huang bought 1.23M shares ($14.1M).
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Jack Huang
Chief Executive Officer, Director
1,227,600$11.50n/an/aSep 25, 2026Oct 8, 2026
Sep 24, 2026Jack Huang bought 2.9K shares ($33K).
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Jack Huang
Chief Executive Officer, Director
2,880$11.50n/an/aSep 24, 2026Oct 8, 2026
Sep 23, 2026Jack Huang bought 897K shares ($10.3M).
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Jack Huang
Chief Executive Officer, Director
897,300$11.50n/an/aSep 23, 2026Oct 8, 2026
Sep 22, 2026Jack Huang bought 378K shares ($4.4M).
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Jack Huang
Chief Executive Officer, Director
378,420$11.50n/an/aSep 22, 2026Oct 8, 2026
Show all 7 events
Sep 18, 2026Jack Huang bought 1.9K shares ($22K).
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Jack Huang
Chief Executive Officer, Director
1,920$11.50n/an/aSep 18, 2026Oct 8, 2026
Sep 17, 2026Jack Huang bought 304K shares ($3.5M).
WhoSharesPrice% of total stakeTotal stake afterTrade dateFiled
Jack Huang
Chief Executive Officer, Director
304,020$11.48n/an/aSep 17, 2026Oct 8, 2026

"% of total stake" is the shares in an event against all the vested shares the person held that day, across every share class and holding entity, after that day's vesting. "n/a" means the person's holdings are not confirmed, or the row is a purchase. "Holdings record incomplete" means more shares were sold than the filings show the person held that day, so a percentage would be wrong.

Common questions

Is the 51Talk Online Education Group CEO selling stock?

No. Jack Huang reported no open-market sales in the past 12 months.

Are any 51Talk Online Education Group insiders buying?

Yes. 2 officers or directors reported 128 purchases in the past 12 months (Form 4 code P; rows the filings describe as reinvested dividends, plan purchases, private deals or moves into the person's own trust are not counted).

The evidence

The full ownership picture0 of 6 officers and directors confirmed

Vested shares across all share classes, held directly and through trusts, LLCs and family members, as reported on SEC Forms 3, 4 and 5. Unvested awards and options are never counted as owned shares.

InsiderHeld Oct 13, 2025SoldHeld Oct 13, 2026Still held
Ting Shu
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. See the filing Sales and other transactions for Ting Shu are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Ting Shu

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Ting Shu are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
−16Kwithheld by the company for taxes
Jack Huang
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. See the filing Sales and other transactions for Jack Huang are complete.
Chief Executive Officer, Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Jack Huang

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Jack Huang are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
−16Kwithheld by the company for taxes
Frank Lin
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. See the filing Sales and other transactions for Frank Lin are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Frank Lin

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Frank Lin are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Jimmy Lai
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. See the filing Sales and other transactions for Jimmy Lai are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Jimmy Lai

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Jimmy Lai are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Xiaoguang Wu
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. See the filing Sales and other transactions for Xiaoguang Wu are complete.
Director
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Xiaoguang Wu

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Xiaoguang Wu are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)
Cindy Tang
!
Holdings and share of stake are being verified. Share-of-stake figures and holdings for this company are held back while they are verified. Sales and other transactions for Cindy Tang are complete.
Chief Financial Officer
n/a0n/an/a
Vesting, gifts, unvested awards and holding lines for Cindy Tang

Holdings and share of stake are being verified. Sales, proceeds, plan and tax status and dates for Cindy Tang are complete; balances and unit counts will be added when the check is finished.

0gifted (net of own trusts)

Holdings and share of stake for 51Talk Online Education Group are being verified, so no balances, unit counts or percentages are shown. Sales, proceeds, plan and tax status, titles and dates come straight from individual filings.

Known gaps and uncertainty6 officers and directors not confirmed

Holdings and share of stake are being verified. Balances, unit counts and every share-of-stake figure for 51Talk Online Education Group are held back until that check is finished. Sales, proceeds, plan and tax status, titles and dates come straight from individual filings and are complete.

External context: we only cite outside events when a documented connection exists. None is shown for this period.

Sources and methodology38 filings on record, 38 filed in the 12-month period, and how we read them

All 38 Forms 3, 4 and 5 on record for 51Talk Online Education Group (SEC CIK 1659494), filed from Mar 17, 2026 to Oct 8, 2026; 38 of them were filed in the 12 months this page covers, retrieved from SEC EDGAR on Oct 13, 2026. Prices are the ones reported in each filing, often weighted averages.

Holdings. Each holding line (a share class plus an owner, such as a trust or LLC) carries its last reported balance forward. Entities first reported during the period start at zero, so transfers between an insider's own trusts don't count as selling. Lines not reported for three years or more are listed separately and left out of totals.

Sales. A sale counts as under a 10b5-1 plan if its footnote cites one or the filing's Rule 10b5-1 box is checked, and as tax-related if its footnote cites tax obligations or sell-to-cover. Shares withheld by the company for taxes are listed separately. Sales with neither attribute are labeled "no plan disclosed".

Full methodology

Spotted something wrong on this page? Report an error. We check every report against the SEC filing and list what we fix in the corrections log.