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 SJ 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/SJ"
Use Arkolith to show who owns SJ, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $108K | 85K | ▲+270% Added · +62K sh | Q1 2026 | |
| 2 | Centiva Capital, LP | $14K | 11K | ▲New +11K 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 10, 2026 | Liu Yongsheng | Director | Sell (S) | 5K | $5K |
| Jun 10, 2026 | Liu Yongsheng | Director | Sell (S) | 5K | $5K |
| Jun 9, 2026 | Liu Yongsheng | Director | Sell (S) | 5K | $6K |
| Jun 9, 2026 | Liu Yongsheng | Director | Sell (S) | 5K | $6K |
| Jun 8, 2026 | Liu Yongsheng | Director | Sell (S) | 5K | $5K |
| Jun 8, 2026 | Liu Yongsheng | Director | Sell (S) | 5K | $5K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 2 funds | $3.5B |
| AMAZON.COM INCAMZN | 2 funds | $1.7B |
| MICRON TECHNOLOGY INCMU | 2 funds | $1.6B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 2 funds | $1.4B |
| APPLE INCAAPL | 2 funds | $1.3B |
| META PLATFORMS INC-CLASS AMETA | 2 funds | $1.1B |
| BROADCOM INCAVGO | 2 funds | $1.0B |
| MICROSOFT CORPMSFT | 2 funds | $982.2M |
| WARNER BROS DISCOVERY INCWBD | 2 funds | $842.6M |
| ALPHABET INC-CL AGOOGL | 2 funds | $834.4M |
| TESLA INCTSLA | 2 funds | $779.8M |
| NORFOLK SOUTHERN CORPNSC | 2 funds | $760.7M |
Ranked by how many of SJ'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 SJ. 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.