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 |
|---|---|---|---|---|---|---|
| Jun 1, 2026 | Yang Yunyun (Alice) | Vice President | Buy(P) | 150K | $3.35 | $502K |
| Jun 1, 2026 | Ye Guofu | Chief Executive Officer, Director | Buy(P) | 150K | $3.35 | $502K |
| May 29, 2026 | Yang Yunyun (Alice) | Vice President | Buy(P) | 650K | $3.30 | $2.1M |
| May 29, 2026 | Yang Yunyun (Alice) | Vice President | Buy(P) | 1.3M | $3.27 | $4.3M |
| May 29, 2026 | Ye Guofu | Chief Executive Officer, Director | Buy(P) | 650K | $3.30 | $2.1M |
| May 29, 2026 | Ye Guofu | Chief Executive Officer, Director | Buy(P) | 1.3M | $3.27 | $4.3M |
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 → 2026-07-14. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).