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 TNON 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/TNON"
Use Arkolith to show who owns TNON, 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 | $122K | 167K | ▲+151% Added · +101K sh | Q1 2026 | |
| 2 | VANGUARD GROUP INC | $111K | 116K | —Held | Q4 2025 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $52K | 72K | ▲New +72K sh | Q1 2026 | |
| 4 | VANGUARD FIDUCIARY TRUST CO | $32K | 45K | ▲New +45K sh | Q1 2026 | |
| 5 | SBI Securities Co., Ltd. | $29K | 40K | —Held | Q1 2026 | |
| 6 | NORTHERN TRUST CORP | $13K | 18K | ▼−14% Reduced · −3K sh | Q1 2026 | |
| 7 | CITIGROUP INC | $7K | 10K | ▲10k× Added · +10K sh | Q1 2026 | |
| 8 | UBS Group AG | $3K | 4K | ▼−34% Reduced · −2K sh | Q1 2026 | |
| 9 | Tower Research Capital LLC (TRC) | $665 | 916 | ▲+584% Added · +782 sh | Q1 2026 | |
| 10 | MORGAN STANLEY | $136 | 188 | —Held | Q1 2026 | |
| 11 | BNP PARIBAS FINANCIAL MARKETS | $17 | 24 | —Held | Q1 2026 | |
| 12 | Allworth Financial LP | $15 | 20 | —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 |
|---|---|---|---|---|---|
| Mar 3, 2026 | Williamson Kevin | Chief Financial Officer | Option exercise (M) | 1K | $0 |
| Mar 3, 2026 | Williamson Kevin | Chief Financial Officer | Option exercise (M) | 1K | $0 |
| Jan 5, 2026 | HOWARD IVAN | Director | Tax withholding (F) | 3K | $3K |
| Jan 5, 2026 | GINN RICHARD | Chief Technology Officer, Director | Tax withholding (F) | 47K | $44K |
| Jan 5, 2026 | WEIGLE ROBERT K | Director | Tax withholding (F) | 3K | $3K |
| Jan 5, 2026 | Hochschuler Stephen | Director | Tax withholding (F) | 3K | $3K |
| Jan 5, 2026 | Williamson Kevin | Chief Financial Officer, Director | Tax withholding (F) | 19K | $17K |
| Jan 1, 2026 | HOWARD IVAN | Director | Option exercise (M) | 11K | $0 |
| Jan 1, 2026 | HOWARD IVAN | Director | Option exercise (M) | 11K | $0 |
| Jan 1, 2026 | Jacques Kristine M | Director | Option exercise (M) | 10K | $0 |
| Jan 1, 2026 | Ferrari Richard | Director | Option exercise (M) | 64K | $0 |
| Jan 1, 2026 | Ferrari Richard | Director | Option exercise (M) | 64K | $0 |
| Class | 13F holders | Value held |
|---|---|---|
| TNONthis pageEquity | 12 funds | $370K |
| TNONW*W EXP 06/16/202 | 9 funds | $50K |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 3 funds | $3.7B |
| AMAZON.COM INCAMZN | 3 funds | $1.8B |
| MICRON TECHNOLOGY INCMU | 3 funds | $1.6B |
| SS SPDR DOW JONES INDUS AVGDIA | 3 funds | $1.6B |
| APPLE INCAAPL | 3 funds | $1.4B |
| TAIWAN SEMICONDUCTOR-SP ADRTSM | 3 funds | $1.4B |
| META PLATFORMS INC-CLASS AMETA | 3 funds | $1.1B |
| MICROSOFT CORPMSFT | 3 funds | $1.1B |
| BROADCOM INCAVGO | 3 funds | $1.0B |
| ALPHABET INC-CL AGOOGL | 3 funds | $971.0M |
| TESLA INCTSLA | 3 funds | $899.2M |
| ALPHABET INC-CL CGOOG | 3 funds | $754.3M |
Ranked by how many of TNON'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 TNON. 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.