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 SIRE 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/SIRE"
Use Arkolith to show who owns SIRE, 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 |
|---|---|---|---|---|---|
| May 26, 2023 | Dreyer Alec Gilbert | Director | Disposed to issuer (D) | 24K | $607K |
| May 26, 2023 | DeBerry Christopher Lee | CAO and Corporate Controller | Disposed to issuer (D) | 15K | $375K |
| May 26, 2023 | Nicholson Marla | V.P., Gen. Counsel & Secretary | Disposed to issuer (D) | 2K | $48K |
| May 26, 2023 | DUCEY MICHAEL E | Director | Disposed to issuer (D) | 39K | $984K |
| May 26, 2023 | Erkan Oguz | Director | Disposed to issuer (D) | 9K | $226K |
| May 26, 2023 | Katekovich Raymond | VP, Sales and Marketing | Disposed to issuer (D) | 9K | $226K |
| May 26, 2023 | Sisecam Chemicals USA Inc. | 10% Owner | Buy (P) | 5.3M | $131.4M |
| May 26, 2023 | Jasper Thomas W | Director | Disposed to issuer (D) | 32K | $803K |
| Apr 3, 2023 | Dreyer Alec Gilbert | Director | Grant (A) | 3K | $75K |
| Apr 3, 2023 | Jasper Thomas W | Director | Grant (A) | 3K | $75K |
| Apr 3, 2023 | DUCEY MICHAEL E | Director | Grant (A) | 3K | $75K |
| Apr 1, 2022 | Jasper Thomas W | Director | Grant (A) | 4K | $75K |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for SIRE. 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.