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 18, 2026 | Shieh Han-Ping | Director | Sell(S) | 1K | $328.00 | $328K |
| Jun 18, 2026 | Lin Kuan-Ming | Director | Sell(S) | 1K | $320.31 | $320K |
| Jun 17, 2026 | Lin Kuan-Ming | Director | Sell(S) | 1K | $300.00 | $300K |
| Jun 17, 2026 | Lin Kuan-Ming | Director | Sell(S) | 1K | $310.01 | $310K |
| Jun 2, 2026 | Shieh Han-Ping | Director | Sell(S) | 1K | $301.25 | $301K |
| May 6, 2026 | Duann Shii Tyng | Director | Sell(S) | 2K | $245.00 | $368K |
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 → 2026-07-13. Earlier history is backfilling; this window widens as it deepens.
Programmatic access via the Arkolith API & MCP server (insider.transactions, insider.company).