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 QNTM 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/QNTM"
Use Arkolith to show who owns QNTM, 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 | $77K | 16K | —Held | Q1 2026 | |
| 2 | Marex Group plc | $65K | 13K | ▲+0.2% Added · +32 sh | Q1 2026 | |
| 3 | Steward Partners Investment Advisory, LLC | $21K | 4K | —Held | Q1 2026 | |
| 4 | Atlantic Union Bankshares Corp | $5K | 1K | —Held | Q1 2026 | |
| 5 | Federation des caisses Desjardins du Quebec | $369 | 93 | —Held | Q1 2026 | |
| 6 | SBI Securities Co., Ltd. | $362 | 75 | ▲+36% Added · +20 sh | Q1 2026 | |
| 7 | GROUP ONE TRADING LLC | $164 | 34 | —Held | Q1 2026 | |
| 8 | TD Waterhouse Canada Inc. | $88 | 20 | ▲New +20 sh | Q1 2026 | |
| 9 | Purpose Unlimited Inc. | $4 | 1 | —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.
No Form 4 insider transactions on file yet.
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 10 funds | $5.2B |
| AMAZON.COM INCAMZN | 10 funds | $4.7B |
| ALPHABET INC-CL AGOOGL | 10 funds | $3.8B |
| BROADCOM INCAVGO | 10 funds | $3.3B |
| META PLATFORMS INC-CLASS AMETA | 10 funds | $2.7B |
| JPMORGAN CHASE & COJPM | 10 funds | $2.7B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 10 funds | $2.0B |
| TESLA INCTSLA | 10 funds | $1.9B |
| MICRON TECHNOLOGY INCMU | 10 funds | $1.9B |
| COSTCO WHOLESALE CORPCOST | 10 funds | $1.6B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 10 funds | $1.5B |
| SUNCOR ENERGY INCSU | 10 funds | $1.5B |
Ranked by how many of QNTM'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 QNTM. 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.