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 SDHIU 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/SDHIU"
Use Arkolith to show who owns SDHIU, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Calamos Advisors LLC | $7.9M | 750K | —Held | Q1 2026 | |
| 2 | LMR Partners LLP | $3.1M | 300K | —Held | Q1 2026 | |
| 3 | Clear Street Group Inc. | $1.3M | 125K | ▲+67% Added · +50K sh | Q1 2026 | |
| 4 | JPMORGAN CHASE & CO | $1.0M | 100K | ▼−33% Reduced · −50K 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 | $7.2B |
| APPLE INCAAPL | 3 funds | $2.2B |
| MICROSOFT CORPMSFT | 3 funds | $2.0B |
| AMAZON.COM INCAMZN | 3 funds | $1.5B |
| ALPHABET INC-CL AGOOGL | 3 funds | $1.3B |
| ADVANCED MICRO DEVICESAMD | 3 funds | $1.2B |
| META PLATFORMS INC-CLASS AMETA | 3 funds | $1.2B |
| SANDISK CORPSNDK | 3 funds | $822.7M |
| SS SPDR S&P 500 ETF TRUST-USSPY | 3 funds | $756.9M |
| ALPHABET INC-CL CGOOG | 3 funds | $752.5M |
| BROADCOM INCAVGO | 3 funds | $718.5M |
| TESLA INCTSLA | 3 funds | $491.1M |
Ranked by how many of SDHIU'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 SDHIU. 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.