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 GRNB 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/GRNB"
Use Arkolith to show who owns GRNB, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | LPL Financial LLC | $21.5M | 897K | ▲+4.9% Added · +42K sh | Q1 2026 | |
| 2 | PFG Investments, LLC | $17.4M | 725K | ▼−1.7% Reduced · −12K sh | Q1 2026 | |
| 3 | Federation des caisses Desjardins du Quebec | $4.9M | 204K | ▲+8.2% Added · +16K sh | Q1 2026 | |
| 4 | Financial Engines Advisors L.L.C. | $4.2M | 177K | ▲+14% Added · +22K sh | Q1 2026 | |
| 5 | JANE STREET GROUP, LLC | $3.1M | 130K | ▲+347% Added · +101K sh | Q1 2026 | |
| 6 | Mariner, LLC | $1.4M | 58K | ▲+23% Added · +11K sh | Q1 2026 | |
| 7 | UBS Group AG | $1.1M | 48K | ▼−12% Reduced · −7K sh | Q1 2026 | |
| 8 | Vontobel Holding Ltd. | $1.1M | 45K | ▼−0.5% Reduced · −213 sh | Q1 2026 | |
| 9 | GOLDMAN SACHS GROUP INC | $1.0M | 43K | ▲New +43K sh | Q1 2026 | |
| 10 | RAYMOND JAMES FINANCIAL INC | $963K | 40K | ▲+47% Added · +13K sh | Q1 2026 | |
| 11 | Beacon Pointe Advisors, LLC | $694K | 29K | ▲+21% Added · +5K sh | Q1 2026 | |
| 12 | OSAIC HOLDINGS, INC. | $575K | 24K | ▲+1.0% Added · +238 sh | Q1 2026 | |
| 13 | COMMONWEALTH EQUITY SERVICES, LLC | $561K | 23K | ▼−4.5% Reduced · −1K sh | Q1 2026 | |
| 14 | Dynamic Advisor Solutions LLC | $522K | 22K | ▲+2.0% Added · +437 sh | Q1 2026 | |
| 15 | Integrated Wealth Concepts LLC | $499K | 21K | ▲+83% Added · +9K sh | Q1 2026 | |
| 16 | CITADEL ADVISORS LLC | $477K | 20K | ▲New +20K sh | Q1 2026 | |
| 17 | BANK OF AMERICA CORP /DE/ | $436K | 18K | ▼−14% Reduced · −3K sh | Q1 2026 | |
| 18 | Cetera Investment Advisers | $386K | 16K | ▲+13% Added · +2K sh | Q1 2026 | |
| 19 | ENVESTNET ASSET MANAGEMENT INC | $358K | 15K | ▲New +15K sh | Q1 2026 | |
| 20 | Focus Partners Advisor Solutions, LLC | $343K | 14K | —Held | Q1 2026 | |
| 21 | Mutual Advisors, LLC | $334K | 14K | ▲+50% Added · +5K sh | Q1 2026 | |
| 22 | Kestra Advisory Services, LLC | $326K | 14K | ▼−6.0% Reduced · −864 sh | Q1 2026 | |
| 23 | Aptus Capital Advisors, LLC | $323K | 13K | ▲+0.7% Added · +92 sh | Q1 2026 | |
| 24 | Creative Planning | $316K | 13K | ▼−39% Reduced · −8K sh | Q1 2026 | |
| 25 | FAIRVIEW CAPITAL INVESTMENT MANAGEMENT, LLC | $309K | 13K | ▼−0.8% Reduced · −100 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 |
|---|---|---|
| NVIDIA CORPNVDA | 23 funds | $10.0B |
| APPLE INCAAPL | 23 funds | $8.8B |
| ISHARES CORE S&P 500 ETFIVV | 23 funds | $8.0B |
| MICROSOFT CORPMSFT | 23 funds | $6.8B |
| AMAZON.COM INCAMZN | 23 funds | $5.8B |
| ALPHABET INC-CL AGOOGL | 23 funds | $4.4B |
| BROADCOM INCAVGO | 23 funds | $3.6B |
| SS SPDR S&P 500 ETF TRUST-USSPY | 23 funds | $3.6B |
| META PLATFORMS INC-CLASS AMETA | 23 funds | $3.4B |
| ALPHABET INC-CL CGOOG | 23 funds | $3.1B |
| JPMORGAN CHASE & COJPM | 23 funds | $2.7B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 23 funds | $2.7B |
Ranked by how many of GRNB'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 GRNB. 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.