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 SWP 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/SWP"
Use Arkolith to show who owns SWP, 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 | $624K | 23K | ▲+2.4% Added · +551 sh | Q1 2026 | |
| 2 | JANE STREET GROUP, LLC | $258K | 10K | ▼−6.3% Reduced · −656 sh | Q1 2026 | |
| 3 | ASSETMARK, INC | $29K | 1K | ▲New +1K sh | Q1 2026 | |
| 4 | UBS Group AG | $3K | 125 | ▲+11% Added · +12 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 |
|---|---|---|
| SS SPDR S&P 500 ETF TRUST-USSPY | 4 funds | $21.6B |
| NVIDIA CORPNVDA | 4 funds | $16.4B |
| APPLE INCAAPL | 4 funds | $14.3B |
| MICROSOFT CORPMSFT | 4 funds | $13.5B |
| BROADCOM INCAVGO | 4 funds | $9.8B |
| AMAZON.COM INCAMZN | 4 funds | $8.9B |
| ALPHABET INC-CL AGOOGL | 4 funds | $8.6B |
| ISHARES CORE MSCI EAFE ETFIEFA | 4 funds | $7.7B |
| JPMORGAN CHASE & COJPM | 4 funds | $6.3B |
| META PLATFORMS INC-CLASS AMETA | 4 funds | $6.3B |
| ALPHABET INC-CL CGOOG | 4 funds | $6.0B |
| VANGUARD S&P 500 ETFVOO | 4 funds | $5.4B |
Ranked by how many of SWP'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 SWP. 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.