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 ATH 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/ATH"
Use Arkolith to show who owns ATH, 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 |
|---|---|---|---|---|---|
| Jun 30, 2025 | Downing Michael Stephen | EVP and COO | Other (J) | 8K | $200K |
| Jun 30, 2025 | Kvalheim Grant | See Remarks | Other (J) | 40K | $1.0M |
| Jun 30, 2025 | Belardi James Richard | See Remarks, Director | Other (J) | 40K | $1.0M |
| Feb 29, 2024 | Kvalheim Grant | See Remarks | Sell (S) | 23K | $559K |
| Dec 12, 2022 | Klein Martin P | Executive VP and CFO | Buy (P) | 20K | $500K |
| Jan 1, 2022 | BEILINSON MARC A | Director | Disposed to issuer (D) | 82K | — |
| Jan 1, 2022 | BEILINSON MARC A | Director | Disposed to issuer (D) | 6K | — |
| Jan 1, 2022 | Borden Robert L | Director | Disposed to issuer (D) | 27K | — |
| Jan 1, 2022 | Borden Robert L | Director | Disposed to issuer (D) | 5K | — |
| Jan 1, 2022 | Borden Robert L | Director | Disposed to issuer (D) | 12K | — |
| Jan 1, 2022 | Golden John Leonard | EVP and General Counsel | Disposed to issuer (D) | 42K | — |
| Jan 1, 2022 | Golden John Leonard | EVP and General Counsel | Grant (A) | 11K | $0 |
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ATH. 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.