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 PIRS 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/PIRS"
Use Arkolith to show who owns PIRS, 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 |
|---|---|---|---|---|---|
| Dec 12, 2024 | GERAGHTY JAMES A | Director | Disposed to issuer (D) | 1 | $0 |
| Dec 2, 2024 | KIRITSY CHRISTOPHER P | Director | Grant (A) | 500 | $0 |
| Aug 12, 2024 | ADAR1 Capital Management, LLC | 10% Owner | Buy (P) | 757 | $12K |
| Aug 12, 2024 | ADAR1 Capital Management, LLC | 10% Owner | Buy (P) | 2K | $36K |
| Aug 9, 2024 | ADAR1 Capital Management, LLC | 10% Owner | Buy (P) | 3K | $45K |
| Aug 7, 2024 | GERAGHTY JAMES A | Director | Buy (P) | 1 | $1 |
| Jun 21, 2023 | Sherman Matthew L | Director | Grant (A) | 40K | $0 |
| Jun 21, 2023 | Said Maya R. | Director | Grant (A) | 40K | $0 |
| Jun 21, 2023 | Richman Michael | Director | Grant (A) | 40K | $0 |
| Jun 21, 2023 | KIRITSY CHRISTOPHER P | Director | Grant (A) | 40K | $0 |
| Jun 21, 2023 | Kiener Peter A | Director | Grant (A) | 40K | $0 |
| Jun 21, 2023 | GERAGHTY JAMES A | Director | Grant (A) | 45K | $0 |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for PIRS. 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.