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 ACON 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/ACON"
Use Arkolith to show who owns ACON, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | OSAIC HOLDINGS, INC. | $114K | 35K | ▲New +35K sh | Q1 2026 | |
| 2 | GEODE CAPITAL MANAGEMENT, LLC | $102K | 31K | ▲New +31K sh | Q1 2026 | |
| 3 | BANK OF MONTREAL /CAN/ | $33K | 10K | ▲New +10K sh | Q1 2026 | |
| 4 | UBS Group AG | $32K | 10K | ▲+819% Added · +9K sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $22K | 7K | ▲New +7K sh | Q1 2026 | |
| 6 | Clear Street Group Inc. | $2K | 47K | —Held | Q1 2026 | |
| 7 | CITIGROUP INC | $3 | 1 | —Held | Q1 2026 | |
| 8 | DANSKE BANK A/S | $3 | 1 | —Held | 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 11, 2026 | Bond Ryan | Chief Strategy Officer | Grant (A) | 55K | $0 |
| Jun 11, 2026 | Sequira Amanda Mae | Director | Grant (A) | 20K | $0 |
| Jun 11, 2026 | Gould Gregory A | Chief Financial Officer | Grant (A) | 50K | $0 |
| Jun 11, 2026 | Breidbart Scott | Director | Grant (A) | 20K | $0 |
| Jun 11, 2026 | Ness Brent | Chief Executive Officer, Director | Grant (A) | 100K | $0 |
| Jun 11, 2026 | Wesemann William | Director | Grant (A) | 20K | $0 |
| Jun 11, 2026 | Neal David K | Director | Grant (A) | 20K | $0 |
| Jun 11, 2026 | Thramann Jeffrey John | Executive Chairman, Director | Grant (A) | 100K | $0 |
| Jun 11, 2026 | Deitsch Stephen | Director | Grant (A) | 20K | $0 |
| May 12, 2026 | Breidbart Scott | Director | Buy (P) | 6K | $18K |
| May 11, 2026 | Neal David K | Director | Buy (P) | 3K | $8K |
| May 11, 2026 | Ness Brent | Chief Executive Officer, Director | Buy (P) | 6K | $20K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 2 funds | $8.8B |
| APPLE INCAAPL | 2 funds | $3.9B |
| MICROSOFT CORPMSFT | 2 funds | $3.1B |
| AMAZON.COM INCAMZN | 2 funds | $2.8B |
| ALPHABET INC-CL AGOOGL | 2 funds | $1.9B |
| META PLATFORMS INC-CLASS AMETA | 2 funds | $1.7B |
| ADVANCED MICRO DEVICESAMD | 2 funds | $1.3B |
| ALPHABET INC-CL CGOOG | 2 funds | $1.3B |
| BROADCOM INCAVGO | 2 funds | $1.1B |
| TESLA INCTSLA | 2 funds | $819.6M |
| SANDISK CORPSNDK | 2 funds | $793.5M |
| ELI LILLY & COLLY | 2 funds | $716.6M |
Ranked by how many of ACON'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 ACON. 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.