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 DMS 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/DMS"
Use Arkolith to show who owns DMS, 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 5, 2024 | Prism Data, LLC | 10% Owner | Other (J) | 1.5M | $0 |
| Mar 5, 2024 | Marinucci Joseph | CEO and President, Director | Other (J) | 487K | $0 |
| Mar 5, 2024 | Marinucci Joseph | CEO and President, Director | Other (J) | 1.5M | $0 |
| Mar 5, 2024 | Borghese Fernando | Chief Operating Officer, Director, 10% Owner | Other (J) | 382K | $0 |
| Jan 19, 2024 | Goodman Matthew | Chief Security Officer | Tax withholding (F) | 55 | $7 |
| Jan 2, 2024 | SALDANA ANTHONY | General Counsel, EVP Legal | Tax withholding (F) | 32 | $0 |
| Nov 17, 2023 | Marinucci Joseph | CEO and President, Director, 10% Owner | Conversion (C) | 1.5M | — |
| Nov 17, 2023 | Marinucci Joseph | CEO and President, Director, 10% Owner | Conversion (C) | 1.5M | $0 |
| Nov 17, 2023 | Prism Data, LLC | 10% Owner | Conversion (C) | 1.5M | — |
| Nov 17, 2023 | Prism Data, LLC | 10% Owner | Conversion (C) | 1.5M | $0 |
| Aug 21, 2023 | Marinucci Joseph | CEO and President, Director, 10% Owner | Tax withholding (F) | 6K | $2K |
| Aug 21, 2023 | Goodman Matthew | Chief Information Officer | Tax withholding (F) | 618 | $173 |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for DMS. 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.