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 GDTC 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/GDTC"
Use Arkolith to show who owns GDTC, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | XTX Topco Ltd | $10K | 10K | ▲New +10K sh | Q1 2026 | |
| 2 | UBS Group AG | $6K | 6K | ▲+480% Added · +5K sh | Q1 2026 | |
| 3 | OSAIC HOLDINGS, INC. | $21 | 21 | —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 13, 2026 | Choo Chee Kong | Director, 10% Owner | Buy (P) | 112K | $129K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 6 funds | $17.7B |
| SS SPDR S&P 500 ETF TRUST-USSPY | 6 funds | $16.1B |
| APPLE INCAAPL | 6 funds | $15.9B |
| MICROSOFT CORPMSFT | 6 funds | $15.1B |
| INVESCO QQQ TRUST SERIES 1QQQ | 6 funds | $9.6B |
| BROADCOM INCAVGO | 6 funds | $8.8B |
| AMAZON.COM INCAMZN | 6 funds | $8.7B |
| ALPHABET INC-CL AGOOGL | 6 funds | $8.5B |
| ALPHABET INC-CL CGOOG | 6 funds | $6.6B |
| ISHARES CORE MSCI EAFE ETFIEFA | 6 funds | $6.5B |
| ISHARES CORE S&P 500 ETFIVV | 6 funds | $6.5B |
| META PLATFORMS INC-CLASS AMETA | 6 funds | $6.4B |
Ranked by how many of GDTC'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 GDTC. 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.