Jack Jiajia Huang

Jack Jiajia Huang (chief executive) discloses dealings in 51Talk Online Education Group to SEC (Form 4). Over a trading history stretching from 26 March 2026 to 2 October 2026, the count stands at 124 filings.

On the market, this insider has only ever bought: 116 purchases, €215.8M in total. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. The rest of the record consists of 2 share grants and 6 option exercises.

The median purchase comes to €1.1M. Relative to company size, the median is 2.0% of market cap (75 purchases with a known value). None of the 116 purchases we analysed coincided with buying by another insider of the same company within 30 days. Looking at 78 purchases old enough to measure, the stock rose over the following 90 days in 0% of cases; the median change was -30.8%. Past outcomes like these are no guarantee of what comes next.

On 8 October 2026 came the latest disclosure, an open-market purchase for €3.0M in 51Talk Online Education Group. Filings reach the SEC (Form 4) feed a median of 7 days after the trade. Section 16 rules allow two business days to file each Form 4. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.