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 |
|---|---|---|---|---|---|---|
| Jul 15, 2021 | Stone Adam Leo | Chief Executive Officer, Director, 10% Owner | Grant(A) | 499K | $10.00 | $5.0M |
| Jul 15, 2021 | ARYA Sciences Holdings V | 10% Owner | Other(J) | 499K | $10.00 | $5.0M |
| Jul 15, 2021 | Altman Michael Seth | Chief Financial Officer, Director, 10% Owner | Grant(A) | 499K | $10.00 | $5.0M |
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).