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 SPMC 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/SPMC"
Use Arkolith to show who owns SPMC, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BANK OF AMERICA CORP /DE/ | $4.5M | 500K | —Held | Q1 2026 | |
| 2 | GOLDMAN SACHS GROUP INC | $4.3M | 475K | ▲+0.1% Added · +658 sh | Q1 2026 | |
| 3 | Cerity Partners LLC | $181K | 20K | ▲New +20K sh | Q1 2026 | |
| 4 | JANE STREET GROUP, LLC | $144K | 16K | ▲New +16K sh | Q1 2026 | |
| 5 | OPPENHEIMER & CO INC | $123K | 14K | —Held | Q1 2026 | |
| 6 | MORGAN STANLEY | $72K | 8K | ▼−81% Reduced · −33K sh | Q1 2026 | |
| 7 | UBS Group AG | $39K | 4K | ▲+266% Added · +3K sh | Q1 2026 | |
| 8 | BNP PARIBAS FINANCIAL MARKETS | $2K | 200 | —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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Feb 13, 2026 | Ketchum Stephen | Chairman, Director | Buy (P) | 1K | $11K |
| Feb 13, 2026 | Forstenhausler Matthew E. | Director | Buy (P) | 2K | $23K |
| Jan 29, 2026 | Assured Guaranty US Holdings Inc. | 10% Owner | Sell (S) | 237 | $3K |
| Jan 27, 2026 | ASSURED GUARANTY LTD | 10% Owner | Sell (S) | 5K | $65K |
| Jan 23, 2026 | ASSURED GUARANTY LTD | 10% Owner | Sell (S) | 305 | $4K |
| Jan 14, 2026 | Assured Guaranty US Holdings Inc. | 10% Owner | Sell (S) | 2K | $24K |
| Jan 13, 2026 | Assured Guaranty US Holdings Inc. | 10% Owner | Sell (S) | 165 | $2K |
| Jan 12, 2026 | Assured Guaranty US Holdings Inc. | 10% Owner | Sell (S) | 4K | $56K |
| Dec 19, 2025 | Forstenhausler Matthew E. | Director | Buy (P) | 1K | $14K |
| Dec 18, 2025 | Forstenhausler Matthew E. | Director | Buy (P) | 4K | $56K |
| Dec 17, 2025 | Forstenhausler Matthew E. | Director | Buy (P) | 1K | $16K |
| Dec 16, 2025 | Desai Ujjaval | Chief Executive Officer, Director | Buy (P) | 1K | $13K |
| Company | Co-held by | Combined value |
|---|---|---|
| APPLE INCAAPL | 10 funds | $152.9B |
| MICROSOFT CORPMSFT | 10 funds | $139.6B |
| NVIDIA CORPNVDA | 10 funds | $124.8B |
| AMAZON.COM INCAMZN | 10 funds | $92.8B |
| ISHARES CORE S&P 500 ETFIVV | 10 funds | $80.4B |
| SS SPDR S&P 500 ETF TRUST-USSPY | 10 funds | $69.6B |
| ALPHABET INC-CL AGOOGL | 10 funds | $59.8B |
| BROADCOM INCAVGO | 10 funds | $53.2B |
| META PLATFORMS INC-CLASS AMETA | 10 funds | $52.5B |
| TESLA INCTSLA | 10 funds | $39.2B |
| VISA INC-CLASS A SHARESV | 10 funds | $39.0B |
| ALPHABET INC-CL CGOOG | 10 funds | $37.5B |
Ranked by how many of SPMC's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for SPMC. 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.