The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
| Date | Insider | Role | Action | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Dec 22, 2022 | Xu Lei | Insider | Sell(S) | 115K | $0.01 | $1K |
| Dec 22, 2022 | Ma Yuanmei | Chief Financial Officer | Sell(S) | 99K | $0.01 | $988 |
| Dec 22, 2022 | Davidov Michael | Director | Sell(S) | 10K | $0.01 | $100 |
| Dec 22, 2022 | Kristoff Norman C | Director | Sell(S) | 10K | $0.01 | $100 |
| Dec 22, 2022 | Li David Xianglin | Director | Sell(S) | 10K | $0.01 | $100 |
| Dec 22, 2022 | Huang Lei | Chief Executive Officer, Director | Sell(S) | 99K | $0.01 | $988 |
| Nov 5, 2021 | Huang Lei | Chief Executive Officer, Director | Buy(P) | 18K | $0.01 | $180 |
| Nov 5, 2021 | Xu Lei | President, Director | Buy(P) | 18K | $0.01 | $180 |
| Nov 5, 2021 | Ma Yuanmei | Chief Financial Officer | Buy(P) | 18K | $0.01 | $180 |
Insider transactions sourced from SEC EDGAR Form 4 filings, normalized within minutes of acceptance. "Buy"/"Sell" mark open-market transactions (codes P/S), the tradeable signal. Awards, option exercises and tax-withholding are shown with their raw code. All data is public domain.
Coverage: Form 4 filings indexed 2021-03-29 → 2026-07-11. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).