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 HLVX 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/HLVX"
Use Arkolith to show who owns HLVX, 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 |
|---|---|---|---|---|---|
| Sep 17, 2025 | Maltbie Shane | Chief Financial Officer | Tender (U) | 84K | — |
| Sep 17, 2025 | Gerberding Julie L. | Director | Tender (U) | 59K | — |
| Sep 17, 2025 | Kohli Aditya | Director | Tender (U) | 698K | — |
| Sep 17, 2025 | Dubin Gary | Director | Tender (U) | 17K | — |
| Sep 17, 2025 | HILLEMAN JERYL L | Director | Tender (U) | 59K | — |
| Sep 17, 2025 | Chu Shelley | Director | Tender (U) | 17K | — |
| Sep 17, 2025 | Cocero Nanette | Director | Tender (U) | 17K | — |
| Sep 17, 2025 | HERSHBERG ROBERT | President and CEO, Director | Tender (U) | 1.1M | — |
| Sep 17, 2025 | Sepulveda Jaime | Director | Tender (U) | 59K | — |
| Sep 17, 2025 | TAKEDA PHARMACEUTICAL CO LTD | 10% Owner | Tender (U) | 6.7M | $13.1M |
| Sep 17, 2025 | Topper James N | 10% Owner | Tender (U) | 8.5M | $16.6M |
| Sep 17, 2025 | Topper James N | 10% Owner | Tender (U) | 17K | $34K |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for HLVX. 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.