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 FCUS 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/FCUS"
Use Arkolith to show who owns FCUS, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Sigma Planning Corp | $7.0M | 195K | ▼−4.9% Reduced · −10K sh | Q1 2026 | |
| 2 | LPL Financial LLC | $6.8M | 188K | ▲+68% Added · +76K sh | Q1 2026 | |
| 3 | Farther Finance Advisors, LLC | $2.6M | 72K | ▼−27% Reduced · −27K sh | Q1 2026 | |
| 4 | Kovack Advisors, Inc. | $1.1M | 29K | ▲New +29K sh | Q1 2026 | |
| 5 | CITADEL ADVISORS LLC | $367K | 10K | ▲New +10K sh | Q1 2026 | |
| 6 | HOLLENCREST CAPITAL MANAGEMENT | $52K | 1K | ▼−42% Reduced · −1K sh | Q1 2026 | |
| 7 | UBS Group AG | $45K | 1K | ▲New +1K sh | 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.
No Form 4 insider transactions on file yet.
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 3 funds | $3.4B |
| ISHARES CORE S&P 500 ETFIVV | 3 funds | $2.9B |
| AMAZON.COM INCAMZN | 3 funds | $1.8B |
| MICRON TECHNOLOGY INCMU | 3 funds | $1.6B |
| SS SPDR DOW JONES INDUS AVGDIA | 3 funds | $1.6B |
| APPLE INCAAPL | 3 funds | $1.5B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 3 funds | $1.4B |
| META PLATFORMS INC-CLASS AMETA | 3 funds | $1.1B |
| MICROSOFT CORPMSFT | 3 funds | $1.1B |
| BROADCOM INCAVGO | 3 funds | $1.1B |
| ALPHABET INC-CL AGOOGL | 3 funds | $858.6M |
| TESLA INCTSLA | 3 funds | $817.9M |
Ranked by how many of FCUS's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
No filings captured for this ticker in the live stream yet.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for FCUS. 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.