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 PTRAQ 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/PTRAQ"
Use Arkolith to show who owns PTRAQ, 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 13, 2024 | Hauser Jan | Director | Other (J) | 36K | $0 |
| Mar 13, 2024 | Joyce Gareth T | CEO and President, Director | Other (J) | 148K | $0 |
| Mar 13, 2024 | Krakauer Mary L | Director | Other (J) | 29K | $0 |
| Mar 13, 2024 | Nielsen Roger M. | Director | Other (J) | 26K | $0 |
| Mar 13, 2024 | Porter Brook F | Director | Other (J) | 2.6M | $0 |
| Mar 13, 2024 | Porter Brook F | Director | Other (J) | 51K | $0 |
| Mar 13, 2024 | Pugh Justin D. | Interim CFO | Other (J) | 0 | $0 |
| Mar 13, 2024 | Sargent Jeannine P | Director | Other (J) | 41K | $0 |
| Mar 13, 2024 | Skidmore Constance Ellen | Director | Other (J) | 41K | $0 |
| Mar 13, 2024 | Smith Michael David | Director | Other (J) | 32K | $0 |
| Jan 2, 2024 | Joyce Gareth T | CEO and President, Director | Sell (S) | 17K | $333 |
| Sep 25, 2023 | Joyce Gareth T | CEO and President, Director | Sell (S) | 19K | $946 |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for PTRAQ. 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.