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 OYST 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/OYST"
Use Arkolith to show who owns OYST, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | HUNTINGTON NATIONAL BANK | $11 | 1 | —Held | Q1 2026 |
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 |
|---|---|---|---|---|---|
| Jan 3, 2023 | Versant Venture Capital VI, L.P. | 10% Owner | Tender (U) | 2K | — |
| Jan 3, 2023 | Versant Venture Capital VI, L.P. | 10% Owner | Tender (U) | 415K | — |
| Jan 3, 2023 | Versant Venture Capital VI, L.P. | 10% Owner | Tender (U) | 2.2M | — |
| Jan 3, 2023 | Versant Venture Capital VI, L.P. | 10% Owner | Tender (U) | 1.0M | — |
| Jan 3, 2023 | InvOpps GP IV, L.L.C. | Director, 10% Owner | Tender (U) | 918K | — |
| Jan 3, 2023 | InvOpps GP IV, L.L.C. | Director, 10% Owner | Tender (U) | 1.9M | — |
| Jan 3, 2023 | Ozawa Clare | Director | Disposed to issuer (D) | 5K | — |
| Jan 3, 2023 | Ozawa Clare | Director | Disposed to issuer (D) | 5K | — |
| Jan 3, 2023 | ATIEH MICHAEL G | Director | Tender (U) | 18K | — |
| Jan 3, 2023 | ATIEH MICHAEL G | Director | Disposed to issuer (D) | 9K | — |
| Jan 3, 2023 | ATIEH MICHAEL G | Director | Disposed to issuer (D) | 5K | — |
| Jan 3, 2023 | ATIEH MICHAEL G | Director | Disposed to issuer (D) | 5K | — |
| Company | Co-held by | Combined value |
|---|---|---|
| WALT DISNEY CO/THEDIS | 24 funds | $17.4B |
| ABBVIE INCABBV | 24 funds | $12.2B |
| ELI LILLY & COLLY | 24 funds | $11.0B |
| CVS HEALTH CORPCVS | 24 funds | $9.1B |
| QUALCOMM INCQCOM | 24 funds | $7.8B |
| THE CIGNA GROUPCI | 24 funds | $5.8B |
| HUMANA INCHUM | 24 funds | $3.0B |
| CENTENE CORPCNC | 24 funds | $2.9B |
| TWITTER INCTWTRUSD | 24 funds | $2.8B |
| T-MOBILE US INCTMUS | 24 funds | $2.1B |
| NXP SEMICONDUCTORS NVNXPI | 24 funds | $1.8B |
| WABTEC CORPWAB | 24 funds | $751.1M |
Ranked by how many of OYST's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for OYST. 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.