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 GGZ 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/GGZ"
Use Arkolith to show who owns GGZ, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | PRIVATE MANAGEMENT GROUP INC | $3.9M | 257K | ▼−1.4% Reduced · −4K sh | Q1 2026 | |
| 2 | EVOLVE PRIVATE WEALTH, LLC | $1.0M | 70K | ▼−0.7% Reduced · −484 sh | Q1 2026 | |
| 3 | CAPSTONE INVESTMENT ADVISORS, LLC | $1.0M | 69K | —Held | Q1 2026 | |
| 4 | STEPHENS INC /AR/ | $679K | 45K | ▼−0.5% Reduced · −214 sh | Q1 2026 | |
| 5 | CSS LLC/IL | $540K | 36K | ▼−12% Reduced · −5K sh | Q1 2026 | |
| 6 | Private Advisor Group, LLC | $198K | 13K | ▲+8.6% Added · +1K sh | Q1 2026 | |
| 7 | Ancora Advisors LLC | $75K | 5K | —Held | Q1 2026 | |
| 8 | Atlantic Union Bankshares Corp | $3K | 200 | —Held | Q1 2026 | |
| 9 | SALEM INVESTMENT COUNSELORS INC | $2K | 160 | ▲New +160 sh | Q1 2026 | |
| 10 | MAI Capital Management | $1K | 73 | —Held | Q1 2026 | |
| 11 | NewEdge Advisors, LLC | $541 | 36 | —Held | Q1 2026 | |
| 12 | CWM, LLC | $240 | 16 | ▲New +16 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jan 13, 2025 | GABELLI MARIO J | Director, 10% Owner | Buy (P) | 6K | $73K |
| Jan 10, 2025 | GABELLI MARIO J | Director, 10% Owner | Buy (P) | 8K | $90K |
| Feb 22, 2024 | Ball John Chester | President & Treasurer | Buy (P) | 22 | $255 |
| Company | Co-held by | Combined value |
|---|---|---|
| APPLE INCAAPL | 15 funds | $4.2B |
| MICROSOFT CORPMSFT | 15 funds | $3.5B |
| AMAZON.COM INCAMZN | 15 funds | $3.0B |
| BROADCOM INCAVGO | 15 funds | $1.4B |
| META PLATFORMS INC-CLASS AMETA | 15 funds | $1.1B |
| TESLA INCTSLA | 15 funds | $1.1B |
| JOHNSON & JOHNSONJNJ | 15 funds | $873.1M |
| PROCTER & GAMBLE CO/THEPG | 15 funds | $426.9M |
| ORACLE CORPORCL | 15 funds | $350.4M |
| MERCK & CO. INC.MRK | 15 funds | $346.0M |
| NETFLIX INCNFLX | 15 funds | $310.7M |
| PEPSICO INCPEP | 15 funds | $291.2M |
Ranked by how many of GGZ'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 GGZ. 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.