Huang Jack Jiajia Insider Trading -- Recent SEC Form 4 Transactions
Huang Jack Jiajia (CIK 2029760) reported 134 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-10-08). Recent activity: Buy COE (304,020 shares), Buy COE (1,920 shares), Buy COE (378,420 shares), Buy COE (897,300 shares), Buy COE (2,880 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-08 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 304,020 | $3.5M |
| 2026-10-08 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 1,920 | $22,080 |
| 2026-10-08 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 378,420 | $4.4M |
| 2026-10-08 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 897,300 | $10.3M |
| 2026-10-08 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 2,880 | $33,120 |
| 2026-10-08 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 1.2M | $14.1M |
| 2026-10-08 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 18,180 | $0 |
| 2026-10-08 | 51Talk Online Education Group (COE) | Chief Executive Officer | Sell | 4,020 | $42,049 |
| 2026-08-21 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 137,500 | $0 |
| 2026-08-21 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 151,620 | $3.2M |
| 2026-08-21 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 35,400 | $737,382 |
| 2026-08-13 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 337,500 | $6.8M |
| 2026-08-13 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 254,820 | $5.0M |
| 2026-08-12 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 105,120 | $2.0M |
| 2026-08-12 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 90,480 | $1.8M |
| 2026-08-12 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 199,980 | $3.9M |
| 2026-08-10 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 122,580 | $2.2M |
| 2026-08-10 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 333,840 | $6.2M |
| 2026-08-10 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 125,880 | $2.4M |
| 2026-08-10 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 158,460 | $3.0M |
| 2026-08-05 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 169,980 | $2.9M |
| 2026-08-05 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 109,080 | $1.8M |
| 2026-08-05 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 194,460 | $3.3M |
| 2026-07-30 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 185,880 | $3.0M |
| 2026-07-30 | 51Talk Online Education Group (COE) | Chief Executive Officer | Buy | 451,320 | $7.7M |
Source: SEC Form 4 filings · as of 2026-10-08