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 GPZ 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/GPZ"
Use Arkolith to show who owns GPZ, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | ASSETMARK, INC | $10.9M | 509K | ▲+23% Added · +96K sh | Q1 2026 | |
| 2 | Summit Financial, LLC | $10.8M | 501K | ▲+1.0% Added · +5K sh | Q1 2026 | |
| 3 | Mesirow Financial Investment Management, Inc. | $943K | 44K | ▲+45% Added · +14K sh | Q1 2026 | |
| 4 | Steward Partners Investment Advisory, LLC | $871K | 41K | ▲+50% Added · +14K sh | Q1 2026 | |
| 5 | Kingsview Wealth Management, LLC | $414K | 19K | ▲+15% Added · +3K sh | Q1 2026 | |
| 6 | CWM, LLC | $8K | 384 | —Held | Q1 2026 | |
| 7 | Waverly Advisors, LLC | $3K | 117 | ▲New +117 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 |
|---|---|---|
| APPLE INCAAPL | 11 funds | $5.5B |
| NVIDIA CORPNVDA | 11 funds | $4.8B |
| ISHARES CORE S&P 500 ETFIVV | 11 funds | $4.8B |
| MICROSOFT CORPMSFT | 11 funds | $4.6B |
| VANGUARD S&P 500 ETFVOO | 11 funds | $4.0B |
| SS SPDR S&P 500 ETF TRUST-USSPY | 11 funds | $3.6B |
| AMAZON.COM INCAMZN | 11 funds | $3.2B |
| BROADCOM INCAVGO | 11 funds | $2.5B |
| META PLATFORMS INC-CLASS AMETA | 11 funds | $2.1B |
| VANGUARD GROWTH ETFVUG | 11 funds | $2.0B |
| JPMORGAN CHASE & COJPM | 11 funds | $1.9B |
| VANGUARD TOTAL STOCK MKT ETFVTI | 11 funds | $1.7B |
Ranked by how many of GPZ'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 GPZ. 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.