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 GRI 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/GRI"
Use Arkolith to show who owns GRI, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | GEODE CAPITAL MANAGEMENT, LLC | $42K | 18K | ▼−20% Reduced · −5K sh | Q1 2026 | |
| 2 | UBS Group AG | $20K | 9K | ▲New +9K sh | Q1 2026 | |
| 3 | Tower Research Capital LLC (TRC) | $2K | 1K | ▼−63% Reduced · −2K sh | Q1 2026 | |
| 4 | BlackRock, Inc. | $16 | 7 | ▼−97% Reduced · −204 sh | Q1 2026 | |
| 5 | SBI Securities Co., Ltd. | $9 | 4 | ▼−97% Reduced · −113 sh | Q1 2026 | |
| 6 | DANSKE BANK A/S | $5 | 2 | ▲New +2 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 |
|---|---|---|---|---|---|
| Sep 18, 2025 | Kelly Leanne | Chief Financial Officer | Grant (A) | 43K | $0 |
| Sep 18, 2025 | Szekeres David Leslie | Director | Grant (A) | 40K | $0 |
| Sep 18, 2025 | Rongen Roelof | Director | Grant (A) | 24K | $0 |
| Sep 18, 2025 | SIMPSON CAMILLA V | Director | Grant (A) | 24K | $0 |
| Sep 18, 2025 | Baker David Charles | Director | Grant (A) | 24K | $0 |
| Sep 18, 2025 | Hertz Walter Marc | Chief Executive Officer, Director | Grant (A) | 103K | $0 |
| Sep 18, 2025 | Chaturvedi Vipin | Chief Scientific Officer | Grant (A) | 43K | $0 |
| Aug 26, 2025 | Kelly Leanne | Chief Financial Officer | Grant (A) | 12K | $0 |
| Aug 26, 2025 | SIMPSON CAMILLA V | Director | Grant (A) | 6K | $0 |
| Aug 26, 2025 | Chaturvedi Vipin | Chief Scientific Officer | Grant (A) | 12K | $0 |
| Aug 26, 2025 | Rongen Roelof | Director | Grant (A) | 6K | $0 |
| Aug 26, 2025 | Baker David Charles | Director | Grant (A) | 6K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 2 funds | $3.6B |
| APPLE INCAAPL | 2 funds | $3.0B |
| MICROSOFT CORPMSFT | 2 funds | $2.2B |
| AMAZON.COM INCAMZN | 2 funds | $2.1B |
| ALPHABET INC-CL AGOOGL | 2 funds | $1.5B |
| BROADCOM INCAVGO | 2 funds | $1.0B |
| META PLATFORMS INC-CLASS AMETA | 2 funds | $949.5M |
| ALPHABET INC-CL CGOOG | 2 funds | $912.3M |
| TESLA INCTSLA | 2 funds | $814.6M |
| ELI LILLY & COLLY | 2 funds | $711.0M |
| JPMORGAN CHASE & COJPM | 2 funds | $681.3M |
| VISA INC-CLASS A SHARESV | 2 funds | $564.5M |
Ranked by how many of GRI'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 GRI. 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.