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 ASMG 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/ASMG"
Use Arkolith to show who owns ASMG, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | CITADEL ADVISORS LLC | $234K | 7K | ▲Added Added · +7K sh | Q1 2026 | |
| 2 | GROUP ONE TRADING LLC | $6K | 185 | ▲New +185 sh | Q1 2026 | |
| 3 | SBI Securities Co., Ltd. | $285 | 9 | ▲New +9 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 | 3 funds | $1.8B |
| MICRON TECHNOLOGY INCMU | 3 funds | $1.6B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 3 funds | $1.4B |
| META PLATFORMS INC-CLASS AMETA | 3 funds | $1.1B |
| MICROSOFT CORPMSFT | 3 funds | $1.1B |
| BROADCOM INCAVGO | 3 funds | $1.0B |
| ALPHABET INC-CL AGOOGL | 3 funds | $909.6M |
| TESLA INCTSLA | 3 funds | $877.4M |
| WARNER BROS DISCOVERY INCWBD | 3 funds | $813.6M |
| NORFOLK SOUTHERN CORPNSC | 3 funds | $752.2M |
| JPMORGAN CHASE & COJPM | 3 funds | $729.7M |
| BLACKROCK INCBLK | 3 funds | $678.0M |
Ranked by how many of ASMG'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 ASMG. 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.