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 CYN 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/CYN"
Use Arkolith to show who owns CYN, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD FIDUCIARY TRUST CO | $58K | 35K | ▲New +35K sh | Q1 2026 | |
| 2 | STATE STREET CORP | $39K | 24K | —Held | Q1 2026 | |
| 3 | SBI Securities Co., Ltd. | $3K | 2K | ▼−0.2% Reduced · −5 sh | Q1 2026 | |
| 4 | CWM, LLC | $70 | 42 | —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 |
|---|---|---|---|---|---|
| May 1, 2024 | Macleod Karen M | Director | Grant (A) | 72K | $0 |
| May 1, 2024 | Cunningham Colleen | Director | Grant (A) | 72K | $0 |
| May 1, 2024 | McDonnell James | Director | Grant (A) | 72K | $0 |
| Nov 7, 2023 | Landen Ben | VP of Business Development | Grant (A) | 99K | $0 |
| Nov 7, 2023 | Alvarez Donald | Chief Financial Officer, Director | Grant (A) | 192K | $0 |
| Nov 7, 2023 | Tal Lior | Chief Executive Officer, Director | Grant (A) | 912K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 3 funds | $1.1B |
| ISHARES CORE S&P 500 ETFIVV | 3 funds | $950.5M |
| STE STR SPDR PT S&P 500 ETFSPYM | 3 funds | $907.4M |
| APPLE INCAAPL | 3 funds | $860.7M |
| STE STR SPDR PT DW EU ETFSPDW | 3 funds | $817.8M |
| MICROSOFT CORPMSFT | 3 funds | $538.0M |
| SS SPDR S&P 500 ETF TRUST-USSPY | 3 funds | $503.5M |
| AMAZON.COM INCAMZN | 3 funds | $451.5M |
| INVESCO QQQ TRUST SERIES 1QQQ | 3 funds | $408.4M |
| SS SPDR P S&P 500 GROWTH ETFSPYG | 3 funds | $399.8M |
| SS SPDR P INT TERM TSY ETFSPTI | 3 funds | $385.1M |
| ALPHABET INC-CL AGOOGL | 3 funds | $382.0M |
Ranked by how many of CYN'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 CYN. 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.