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 OSTK 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/OSTK"
Use Arkolith to show who owns OSTK, 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 |
|---|---|---|---|---|---|
| Nov 1, 2023 | LEMONIS MARCUS | Director | Buy (P) | 6K | $100K |
| Oct 30, 2023 | TABACCO JOSEPH J JR | Director | Buy (P) | 21K | $298K |
| Oct 27, 2023 | LEMONIS MARCUS | Director | Buy (P) | 40K | $596K |
| Oct 6, 2023 | LEMONIS MARCUS | Director | Buy (P) | 42K | $736K |
| Oct 5, 2023 | LEMONIS MARCUS | Director | Buy (P) | 32K | $498K |
| Oct 4, 2023 | LEMONIS MARCUS | Director | Buy (P) | 33K | $493K |
| Aug 22, 2023 | Nettles William Benjamin JR | Director | Buy (P) | 1K | $26K |
| Aug 22, 2023 | Nettles William Benjamin JR | Director | Buy (P) | 1K | $25K |
| Aug 22, 2023 | Robinson Carlisha Brown | CHIEF PRODUCT OFFICER | Tax withholding (F) | 366 | $9K |
| Aug 22, 2023 | Robinson Carlisha Brown | CHIEF PRODUCT OFFICER | Option exercise (M) | 2K | $0 |
| Aug 22, 2023 | Robinson Carlisha Brown | CHIEF PRODUCT OFFICER | Option exercise (M) | 2K | $0 |
| Aug 7, 2023 | Messing Barbara | Director | Sell (S) | 592 | $20K |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for OSTK. 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.