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 CNTN 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/CNTN"
Use Arkolith to show who owns CNTN, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | ARK Investment Management LLC | $12.1M | 3.7M | ▲+14% Added · +443K sh | Q1 2026 | |
| 2 | Clear Street Group Inc. | $2.1M | 652K | ▼−61% Reduced · −1.0M sh | Q1 2026 | |
| 3 | BLAIR WILLIAM & CO/IL | $1.2M | 375K | ▲+37% Added · +100K sh | Q1 2026 | |
| 4 | VANGUARD FIDUCIARY TRUST CO | $691K | 211K | ▲New +211K sh | Q1 2026 | |
| 5 | STATE STREET CORP | $660K | 202K | ▲+451% Added · +165K sh | Q1 2026 | |
| 6 | Summit Trail Advisors, LLC | $490K | 150K | ▲+58% Added · +55K sh | Q1 2026 | |
| 7 | SBI Securities Co., Ltd. | $5K | 2K | ▲+1.6% Added · +24 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 | 5 funds | $7.3B |
| MICROSOFT CORPMSFT | 5 funds | $2.5B |
| AMAZON.COM INCAMZN | 5 funds | $2.5B |
| ADVANCED MICRO DEVICESAMD | 5 funds | $1.7B |
| ALPHABET INC-CL CGOOG | 5 funds | $1.7B |
| TESLA INCTSLA | 5 funds | $1.4B |
| META PLATFORMS INC-CLASS AMETA | 5 funds | $1.3B |
| PALANTIR TECHNOLOGIES INC-APLTR | 5 funds | $937.4M |
| COINBASE GLOBAL INC -CLASS ACOIN | 5 funds | $923.7M |
| BROADCOM INCAVGO | 5 funds | $744.3M |
| SS SPDR S&P 500 ETF TRUST-USSPY | 5 funds | $623.1M |
| CIRCLE INTERNET GROUP INCCRCL | 5 funds | $621.3M |
Ranked by how many of CNTN'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 CNTN. 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.