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 MSPR 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/MSPR"
Use Arkolith to show who owns MSPR, 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 13, 2024 | Ruiz John Hasan | Chief Executive Officer, Director, 10% Owner | Sell (S) | 16K | $0 |
| Dec 13, 2024 | Ruiz John Hasan | Chief Executive Officer, Director, 10% Owner | Sell (S) | 1.0M | — |
| Dec 13, 2024 | Ruiz Mayra Cristina | 10% Owner | Sell (S) | 16K | $0 |
| Dec 13, 2024 | Ruiz Mayra Cristina | 10% Owner | Sell (S) | 1.0M | $0 |
| Jan 30, 2023 | NOMURA SECURITIES INTERNATIONAL INC | 10% Owner | Sell (S) | 8K | $9K |
| Nov 23, 2022 | Ruiz John Hasan | Chief Executive Officer, Director, 10% Owner | Buy (P) | 13K | $13K |
| Nov 17, 2022 | Ruiz John Hasan | Chief Executive Officer, Director, 10% Owner | Buy (P) | 19K | $20K |
| Sep 16, 2022 | Rapisarda Paul Howard | CFO and Secretary, 10% Owner | Sell (S) | 5K | $350 |
| Sep 15, 2022 | Rapisarda Paul Howard | CFO and Secretary, 10% Owner | Gift (G) | 2.5M | $0 |
| Sep 13, 2022 | Rivera Ricardo | Chief Operating Officer | Buy (P) | 21K | $29K |
| Aug 23, 2022 | Quesada Frank Carlos | Chief Legal Officer, Director, 10% Owner | Buy (P) | 40K | $78K |
| Aug 22, 2022 | NOMURA SECURITIES INTERNATIONAL INC | 10% Owner | Sell (S) | 15K | $39K |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for MSPR. 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.