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.
This stock page is the Follow view. The Build view lets your agent query CERO owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/CERO"
Use Arkolith to show who owns CERO, which funds added or reduced it, and which SEC filings prove each claim.
Not held in any tracked 13F filing yet.
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 4, 2026 | Francois Eric | Director | Grant (A) | 1.8M | $0 |
| Jan 7, 2026 | Pierce Kristen | Chief Development Officer | Grant (A) | 1.6M | $0 |
| Jan 7, 2026 | Patel Shami | Director | Grant (A) | 691K | $0 |
| Jan 7, 2026 | LAPORTE KATHLEEN | Director | Grant (A) | 691K | $0 |
| Jan 7, 2026 | KUCHARCHUK ANDREW ALBERT | Chief Financial Officer | Grant (A) | 1.2M | $0 |
| Jan 7, 2026 | Rolfe Lindsey | Director | Grant (A) | 691K | $0 |
| Jan 7, 2026 | Byrnes Michael | Director | Grant (A) | 691K | $0 |
| Jan 7, 2026 | ATWOOD BRIAN G | Director | Grant (A) | 1.6M | $0 |
| Jan 7, 2026 | Ehrlich Christopher B | Chairman and CEO, Director | Grant (A) | 4.5M | $0 |
| May 30, 2025 | KUCHARCHUK ANDREW ALBERT | Chief Financial Officer | Grant (A) | 153K | $0 |
| May 30, 2025 | Pierce Kristen | Chief Development Officer | Grant (A) | 155K | $0 |
| May 30, 2025 | ATWOOD BRIAN G | Director | Grant (A) | 123K | $0 |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for CERO. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.