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 RGC 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/RGC"
Use Arkolith to show who owns RGC, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Marex Group plc | $804K | 32K | ▲New +32K sh | Q1 2026 | |
| 2 | Vident Advisory, LLC | $752K | 30K | ▼−1.1% Reduced · −346 sh | Q1 2026 | |
| 3 | STATE STREET CORP | $301K | 12K | ▲New +12K sh | Q1 2026 | |
| 4 | Federation des caisses Desjardins du Quebec | $57K | 2K | ▲New +2K sh | Q1 2026 | |
| 5 | GF FUND MANAGEMENT CO. LTD. | $27K | 1K | ▲New +1K sh | Q1 2026 | |
| 6 | GROUP ONE TRADING LLC | $9K | 354 | ▲New +354 sh | Q1 2026 | |
| 7 | Blue Trust, Inc. | $5K | 216 | —Held | Q1 2026 | |
| 8 | GAMMA Investing LLC | $203 | 8 | ▲New +8 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 |
|---|---|---|
| MICROSOFT CORPMSFT | 9 funds | $3.7B |
| AMAZON.COM INCAMZN | 9 funds | $3.0B |
| ALPHABET INC-CL AGOOGL | 9 funds | $2.4B |
| BROADCOM INCAVGO | 9 funds | $2.2B |
| TESLA INCTSLA | 9 funds | $1.6B |
| META PLATFORMS INC-CLASS AMETA | 9 funds | $1.3B |
| JPMORGAN CHASE & COJPM | 9 funds | $1.2B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 9 funds | $1.1B |
| PALANTIR TECHNOLOGIES INC-APLTR | 9 funds | $973.7M |
| ELI LILLY & COLLY | 9 funds | $963.6M |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 9 funds | $888.2M |
| LUMENTUM HOLDINGS INCLITE | 9 funds | $836.7M |
Ranked by how many of RGC'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 RGC. 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.