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 SGMA 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/SGMA"
Use Arkolith to show who owns SGMA, 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 |
|---|---|---|---|---|---|
| Jul 28, 2025 | CESARIO FRANK | Chief Financial Officer | Disposed to issuer (D) | 30K | — |
| Jul 28, 2025 | PLANTE PAUL J | Director | Disposed to issuer (D) | 32K | — |
| Jul 25, 2025 | FAIRHEAD GARY R | Chief Executive Officer, Director | Tender (U) | 103K | $312K |
| Jul 25, 2025 | VYAS DILIP S | Director | Tender (U) | 32K | $97K |
| Jul 25, 2025 | RIECK THOMAS W | Director | Tender (U) | 42K | $127K |
| Jul 25, 2025 | SHEEHAN JOHN P | President, Director | Tender (U) | 37K | $110K |
| Jul 25, 2025 | MANTIA BRUCE J | Director | Tender (U) | 37K | $110K |
| Nov 11, 2024 | CESARIO FRANK | Chief Financial Officer | Grant (A) | 8K | — |
| Nov 11, 2024 | CESARIO FRANK | Chief Financial Officer | Grant (A) | 8K | — |
| Nov 11, 2024 | CESARIO FRANK | Chief Financial Officer | Grant (A) | 8K | — |
| Nov 11, 2024 | CESARIO FRANK | Chief Financial Officer | Grant (A) | 8K | — |
| Oct 2, 2023 | Frauendorfer Linda K | Director | Grant (A) | 5K | $15K |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for SGMA. 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.