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 SONM 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/SONM"
Use Arkolith to show who owns SONM, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | UBS Group AG | $146K | 36K | ▲+317% Added · +28K sh | Q1 2026 | |
| 2 | GEODE CAPITAL MANAGEMENT, LLC | $60K | 15K | ▲New +15K sh | Q1 2026 | |
| 3 | BlackRock, Inc. | $56K | 14K | —Held | Q1 2026 | |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | $20K | 5K | ▲New +5K sh | Q1 2026 | |
| 5 | VANGUARD FIDUCIARY TRUST CO | $18K | 4K | ▲New +4K sh | Q1 2026 | |
| 6 | Tower Research Capital LLC (TRC) | $3K | 661 | ▲New +661 sh | Q1 2026 | |
| 7 | SBI Securities Co., Ltd. | $862 | 214 | —Held | Q1 2026 | |
| 8 | DANSKE BANK A/S | $16 | 4 | —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 |
|---|---|---|---|---|---|
| Feb 9, 2026 | Crolius Clayton | Chief Financial Officer | Grant (A) | 35K | $0 |
| Feb 9, 2026 | MULICA MICHAEL C | Acting CEO, Director | Grant (A) | 50K | $0 |
| Jun 30, 2025 | LYTTON LAURENCE W | 10% Owner | Sell (S) | 401K | $557K |
| Jun 26, 2025 | LYTTON LAURENCE W | 10% Owner | Sell (S) | 466K | $700K |
| Apr 23, 2025 | Crolius Clayton | Chief Financial Officer | Sell (S) | 12K | $17K |
| Apr 23, 2025 | Becher Charles | See Remarks | Sell (S) | 31K | $45K |
| Apr 23, 2025 | Cassano James S | Director | Sell (S) | 23K | $34K |
| Apr 23, 2025 | MULICA MICHAEL C | Director | Sell (S) | 28K | $40K |
| Apr 23, 2025 | Steenstra Jack | Director | Sell (S) | 23K | $34K |
| Apr 23, 2025 | Wang Jeffrey | Director | Sell (S) | 4K | $6K |
| Mar 31, 2025 | Cassano James S | Director | Grant (A) | 47K | $0 |
| Mar 31, 2025 | Steenstra Jack | Director | Grant (A) | 47K | $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 SONM'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 SONM. 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.