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 YMAG 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/YMAG"
Use Arkolith to show who owns YMAG, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | MML INVESTORS SERVICES, LLC | $3.8M | 319K | ▲+533% Added · +269K sh | Q1 2026 | |
| 2 | EFG International AG | $1.9M | 156K | ▼−20% Reduced · −39K sh | Q1 2026 | |
| 3 | Ausdal Financial Partners, Inc. | $1.3M | 106K | ▲New +106K sh | Q1 2026 | |
| 4 | CITADEL ADVISORS LLC | $532K | 45K | ▲Added Added · +45K sh | Q1 2026 | |
| 5 | MGO ONE SEVEN LLC | $442K | 37K | ▼−71% Reduced · −91K sh | Q1 2026 | |
| 6 | JOURNEY STRATEGIC WEALTH LLC | $143K | 12K | —Held | Q1 2026 | |
| 7 | Dynamic Advisor Solutions LLC | $137K | 12K | ▼−4.2% Reduced · −500 sh | Q1 2026 | |
| 8 | MAI Capital Management | $12K | 1K | ▼−63% Reduced · −2K sh | Q1 2026 | |
| 9 | Clearstead Advisors, LLC | $2K | 200 | ▲New +200 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 |
|---|---|---|
| AMAZON.COM INCAMZN | 13 funds | $3.0B |
| MICROSOFT CORPMSFT | 13 funds | $2.7B |
| JOHNSON & JOHNSONJNJ | 13 funds | $2.6B |
| ALPHABET INC-CL AGOOGL | 13 funds | $1.8B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 13 funds | $1.8B |
| BROADCOM INCAVGO | 13 funds | $1.8B |
| MICRON TECHNOLOGY INCMU | 13 funds | $1.7B |
| META PLATFORMS INC-CLASS AMETA | 13 funds | $1.7B |
| JPMORGAN CHASE & COJPM | 13 funds | $1.4B |
| TESLA INCTSLA | 13 funds | $1.1B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 13 funds | $1.1B |
| VANGUARD FTSE DEVELOPED ETFVEA | 13 funds | $954.1M |
Ranked by how many of YMAG'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 YMAG. 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.