🕵️ Sunlands Technology Group ($STG)
SEC insider & ownership activity, last 12 months · CIK 1723935 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Lam Lai Ming | 11.6% | 13G | Jan 15, 2025 | filing ↗ | |
| AREO Holdings Ltd | 11.5% | 13G | Jan 15, 2025 | filing ↗ | |
| Diamond Tower Investments Limited | 11.5% | 13G | Jan 15, 2025 | filing ↗ | |
| Orchid ASIA VI, L.P. | 10.9% | 13G | Jan 15, 2025 | filing ↗ | |
| OAVI Holdings, L.P. | 10.9% | 13G | Jan 15, 2025 | filing ↗ | |
| Orchid ASIA VI GP, Limited | 10.9% | 13G | Jan 15, 2025 | filing ↗ | |
| Orchid ASIA V Group Management, Limited | 10.9% | 13G | Jan 15, 2025 | filing ↗ | |
| Orchid ASIA V Group, Limited | 10.9% | 13G | Jan 15, 2025 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
No 8-K filings in the last 12 months.