Huang Jack Jiajia — SEC Form 4 filings
SEC reporting owner CIK 2029760. 23 Form 4 filings on record with FilingPulse; latest filed 2026-08-21.
Transaction summary — filings shown
Covers all 23 filings on record, filed 2026-04-13 to 2026-08-21. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 120 legs across 23 filings — 12,223,860 shares, $230,229,039 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 11.
- Largest priced transaction: purchase of 556,020 shares @ $16.78 ($9,330,016) in 51Talk Online Education Group, filed 2026-07-08.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| 51Talk Online Education Group (COE) | Chief Executive Officer, Director, 10% owner | 23 | 120 legs · 12,223,860 sh · $230,229,039 | — | 11 |
Form 4 filings — Huang Jack Jiajia
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-21 | 4 | 51Talk Online Education Group (COE) | Option exercise (M): 137,500 @ $0 · Purchase (P): 151,620 @ $21.07 · Purchase (P): 35,400 @ $20.83 · Option exercise (M): 137,500 (derivative) @ $0 | EDGAR |
| 2026-08-13 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 254,820 @ $19.61 · Purchase (P): 337,500 @ $20.17 | EDGAR |
| 2026-08-12 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 105,120 @ $19.29 · Purchase (P): 90,480 @ $19.39 · Purchase (P): 199,980 @ $19.72 | EDGAR |
| 2026-08-10 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 122,580 @ $17.54 · Purchase (P): 333,840 @ $18.48 · Purchase (P): 125,880 @ $19.06 · Purchase (P): 158,460 @ $19.20 | EDGAR |
| 2026-08-05 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 169,980 @ $16.88 · Purchase (P): 109,080 @ $16.91 · Purchase (P): 194,460 @ $17.21 | EDGAR |
| 2026-07-30 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 185,880 @ $16.26 · Purchase (P): 451,320 @ $16.97 | EDGAR |
| 2026-07-27 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 498,660 @ $16.62 · Purchase (P): 59,940 @ $15.95 · Purchase (P): 123,780 @ $15.98 · Purchase (P): 60,000 @ $15.54 · Purchase (P): 60,000 @ $15.60 · Purchase (P): 301,440 @ $15.84 | EDGAR |
| 2026-07-23 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 178,800 @ $17.23 · Purchase (P): 135,540 @ $16.93 · Purchase (P): 111,840 @ $16.60 · Purchase (P): 83,460 @ $16.56 · Purchase (P): 112,500 @ $16.68 | EDGAR |
| 2026-07-20 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 186,840 @ $17.19 · Purchase (P): 95,040 @ $16.71 · Purchase (P): 213,480 @ $17.24 · Option exercise (M): 72,720 @ $0 · Tax withholding (F): 12,000 @ $17.13 · Grant/award (A): 72,720 (derivative) @ $0 | EDGAR |
| 2026-07-13 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 165,420 @ $16.46 · Purchase (P): 211,260 @ $16.72 · Purchase (P): 185,880 @ $16.45 | EDGAR |
| 2026-07-08 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 152,820 @ $15.23 · Purchase (P): 60,000 @ $15.20 · Purchase (P): 35,700 @ $15.21 · Purchase (P): 293,520 @ $15.98 · Purchase (P): 60,000 @ $15.52 · Purchase (P): 60 @ $15.95 · +2 more | EDGAR |
| 2026-06-30 | 4 | 51Talk Online Education Group (COE) | Option exercise (M): 275,000 @ $0 · Purchase (P): 12,000 @ $15.63 · Purchase (P): 13,620 @ $15.50 · Purchase (P): 72,780 @ $16.01 · Purchase (P): 60,000 @ $16 · Purchase (P): 60,000 @ $16 · +12 more | EDGAR |
| 2026-06-26 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 51,600 @ $18.89 · Purchase (P): 39,960 @ $17.20 · Purchase (P): 85,860 @ $17.50 · Purchase (P): 6,000 @ $16.50 · Purchase (P): 6,000 @ $16.50 · Purchase (P): 58,140 @ $16.02 · +2 more | EDGAR |
| 2026-06-18 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 23,340 @ $22.34 · Purchase (P): 35,880 @ $21.89 · Purchase (P): 17,580 @ $22.82 · Purchase (P): 29,700 @ $22.10 · Purchase (P): 89,160 @ $20.20 · Purchase (P): 20,640 @ $19.63 | EDGAR |
| 2026-06-10 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 21,240 @ $25.74 · Purchase (P): 48,300 @ $25.57 · Purchase (P): 56,700 @ $25.23 · Purchase (P): 8,880 @ $24.61 · Purchase (P): 15,420 @ $23.59 · Purchase (P): 14,700 @ $22.74 | EDGAR |
| 2026-06-01 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 74,280 @ $26.76 · Purchase (P): 37,500 @ $26.28 · Purchase (P): 45,840 @ $26.39 · Purchase (P): 25,380 @ $26.19 | EDGAR |
| 2026-05-26 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 47,280 @ $26.34 · Purchase (P): 22,440 @ $28 · Purchase (P): 11,340 @ $26.87 · Purchase (P): 45,600 @ $27.13 · Purchase (P): 28,560 @ $26.97 | EDGAR |
| 2026-05-19 | 4 | 51Talk Online Education Group (COE) | Option exercise (M): 137,500 @ $0 · Purchase (P): 6,000 @ $26.42 · Purchase (P): 28,560 @ $25.50 · Purchase (P): 19,620 @ $25.32 · Purchase (P): 30,000 @ $25.22 · Option exercise (M): 137,500 (derivative) @ $0 | EDGAR |
| 2026-05-13 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 22,140 @ $27.16 · Purchase (P): 24,180 @ $25.01 · Purchase (P): 73,080 @ $23.49 | EDGAR |
| 2026-05-08 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 39,720 @ $26.07 · Purchase (P): 161,280 @ $26.30 · Purchase (P): 64,500 @ $26.99 · Purchase (P): 9,300 @ $27.87 · Purchase (P): 24,180 @ $28.36 · Purchase (P): 52,560 @ $29.05 · +2 more | EDGAR |
| 2026-04-27 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 21,480 @ $23.59 · Purchase (P): 39,180 @ $24.37 · Purchase (P): 12,000 @ $23.90 · Purchase (P): 73,740 @ $25.71 | EDGAR |
| 2026-04-22 | 4 | 51Talk Online Education Group (COE) | Purchase (P): 72,720 @ $22.22 · Purchase (P): 61,200 @ $24.36 · Purchase (P): 166,560 @ $25.69 · Purchase (P): 60,420 @ $25.79 · Purchase (P): 24,060 @ $25.51 | EDGAR |
| 2026-04-13 | 4 | 51Talk Online Education Group (COE) | Option exercise (M): 275,000 @ $0 · Purchase (P): 88,560 @ $18.35 · Purchase (P): 301,620 @ $19.37 · Purchase (P): 337,740 @ $18.50 · Purchase (P): 195,060 @ $19.09 · Purchase (P): 309,660 @ $21.48 · +6 more | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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