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 |
|---|---|---|---|---|---|---|
| Feb 22, 2024 | Ball John Chester | President & Treasurer | Buy(P) | 19 | $13.29 | $253 |
| May 30, 2023 | Gabelli Mario J | Insider | Sell(S) | 2K | $13.21 | $25K |
| Jun 30, 2022 | Alpert Bruce N | President | Other(J) | 992 | $16.00 | $16K |
| Jun 30, 2022 | Gabelli Mario J | Insider | Other(J) | 16K | $16.00 | $250K |
| Jun 30, 2022 | Gabelli Mario J | Insider | Other(J) | 1K | $16.00 | $19K |
| Jun 30, 2022 | Gabelli Mario J | Insider | Other(J) | 97K | $16.00 | $1.6M |
| Jun 30, 2022 | Nakamura Kuni | Director | Other(J) | 296 | $16.00 | $5K |
| Jun 30, 2022 | Conn James P | Director | Other(J) | 250 | $16.00 | $4K |
| Jun 30, 2022 | Melarkey Michael J | Director | Other(J) | 1K | $16.00 | $17K |
| May 20, 2021 | Alpert Bruce N | President | Inheritance(W) | 214 | $22.50 | $5K |
| May 19, 2021 | Nakamura Kuni | Director | Buy(P) | 1K | $22.30 | $25K |
| Feb 8, 2021 | Alpert Bruce N | President | Inheritance(W) | 183 | $18.95 | $3K |
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).