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 BRNS 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/BRNS"
Use Arkolith to show who owns BRNS, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | M&G Plc | $5.2M | 5.2M | —Held | Q1 2026 | |
| 2 | RENAISSANCE TECHNOLOGIES LLC | $86K | 151K | ▲+5.5% Added · +8K sh | Q1 2026 | |
| 3 | CITADEL ADVISORS LLC | $68K | 119K | ▲+0.2% Added · +197 sh | Q1 2026 | |
| 4 | Baird Financial Group, Inc. | $60K | 106K | —Held | Q1 2026 | |
| 5 | GTS SECURITIES LLC | $42K | 73K | ▲New +73K sh | Q1 2026 | |
| 6 | HighTower Advisors, LLC | $21K | 37K | —Held | Q1 2026 | |
| 7 | RHUMBLINE ADVISERS | $7K | 12K | —Held | Q1 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $7K | 12K | —Held | Q1 2026 | |
| 9 | MORGAN STANLEY | $1K | 2K | ▼−35% Reduced · −1K 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 |
|---|---|---|---|---|---|
| Jun 10, 2025 | DAWES KAREN A | Director | Grant (A) | 20K | $0 |
| Jun 10, 2025 | Scheeren Joseph | Director | Grant (A) | 20K | $0 |
| Jun 10, 2025 | Phillips Anne M. | Director | Grant (A) | 20K | $0 |
| Jun 10, 2025 | Morgon Pierre A. | Director | Grant (A) | 20K | $0 |
| Jun 10, 2025 | Wright Robin | Director | Grant (A) | 20K | $0 |
| Jun 10, 2025 | Hammacher Alex | Director | Grant (A) | 20K | $0 |
| Feb 3, 2025 | Hooftman Leon | Chief Medical Officer | Grant (A) | 140K | $0 |
| Feb 3, 2025 | Griffiths Graham | Chief Business Officer | Grant (A) | 200K | $0 |
| Feb 3, 2025 | Enright William | Chief Executive Officer, Director | Grant (A) | 600K | $0 |
| Feb 3, 2025 | Brown Gemma | Chief Financial Officer | Grant (A) | 160K | $0 |
| Jun 3, 2024 | Hooftman Leon | Chief Medical Officer | Grant (A) | 195K | $0 |
| May 10, 2024 | Wright Robin | Director | Grant (A) | 20K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 16 funds | $208.3B |
| APPLE INCAAPL | 16 funds | $166.9B |
| NVIDIA CORPNVDA | 16 funds | $161.5B |
| AMAZON.COM INCAMZN | 16 funds | $113.8B |
| META PLATFORMS INC-CLASS AMETA | 16 funds | $69.9B |
| ALPHABET INC-CL AGOOGL | 16 funds | $65.4B |
| BROADCOM INCAVGO | 16 funds | $51.6B |
| ELI LILLY & COLLY | 16 funds | $50.0B |
| JPMORGAN CHASE & COJPM | 16 funds | $42.8B |
| UNITEDHEALTH GROUP INCUNH | 16 funds | $40.8B |
| VISA INC-CLASS A SHARESV | 16 funds | $36.6B |
| EXXON MOBIL CORPXOM | 16 funds | $33.3B |
Ranked by how many of BRNS'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 BRNS. 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.