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 TNC 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/TNC"
Use Arkolith to show who owns TNC, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | VANGUARD PORTFOLIO MANAGEMENT LLC | $79.0M | 1.2M | ▲New +1.2M sh | Q1 2026 | |
| 2 | MAIRS & POWER INC | $53.4M | 803K | ▼−25% Reduced · −268K sh | Q1 2026 | |
| 3 | STATE STREET CORP | $46.4M | 699K | ▲+1.3% Added · +9K sh | Q1 2026 | |
| 4 | FMR LLC | $45.7M | 689K | ▲61× Added · +677K sh | Q1 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $30.8M | 464K | ▲+7.3% Added · +32K sh | Q1 2026 | |
| 6 | Invenomic Capital Management LP | $23.2M | 349K | ▲+5.5% Added · +18K sh | Q1 2026 | |
| 7 | NEEDHAM INVESTMENT MANAGEMENT LLC | $15.2M | 229K | ▲+239% Added · +162K sh | Q1 2026 | |
| 8 | DEPRINCE RACE & ZOLLO INC | $12.2M | 183K | ▲+17% Added · +26K sh | Q1 2026 | |
| 9 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | $8.0M | 121K | ▲+2.5% Added · +3K sh | Q1 2026 | |
| 10 | VANGUARD FIDUCIARY TRUST CO | $8.0M | 120K | ▲New +120K sh | Q1 2026 | |
| 11 | TEACHER RETIREMENT SYSTEM OF TEXAS | $6.6M | 99K | ▲+32% Added · +24K sh | Q1 2026 | |
| 12 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $4.8M | 73K | ▲+65% Added · +29K sh | Q1 2026 | |
| 13 | PEREGRINE CAPITAL MANAGEMENT LLC | $4.6M | 69K | ▲+12% Added · +8K sh | Q1 2026 | |
| 14 | PUBLIC SECTOR PENSION INVESTMENT BOARD | $4.3M | 65K | ▲+3.3% Added · +2K sh | Q1 2026 | |
| 15 | CITADEL ADVISORS LLC | $4.2M | 64K | ▲+60% Added · +24K sh | Q1 2026 | |
| 16 | WEDGE CAPITAL MANAGEMENT L L P/NC | $2.1M | 32K | ▲+18% Added · +5K sh | Q1 2026 | |
| 17 | First Eagle Investment Management, LLC | $2.1M | 32K | ▲New +32K sh | Q1 2026 | |
| 18 | OP Asset Management Ltd | $2.0M | 30K | ▲+84% Added · +14K sh | Q1 2026 | |
| 19 | SOROS FUND MANAGEMENT LLC | $1.7M | 26K | ▲New +26K sh | Q1 2026 | |
| 20 | CRAWFORD INVESTMENT COUNSEL INC | $1.1M | 17K | ▲New +17K sh | Q1 2026 | |
| 21 | WINTON GROUP Ltd | $976K | 15K | ▲New +15K sh | Q1 2026 | |
| 22 | Universal- Beteiligungs- und Servicegesellschaft mbH | $945K | 14K | ▼−43% Reduced · −11K sh | Q1 2026 | |
| 23 | OpenArc Corporate Advisory, LLC | $935K | 14K | ▼−43% Reduced · −11K sh | Q1 2026 | |
| 24 | Quadrature Capital Ltd | $923K | 14K | ▲+144% Added · +8K sh | Q1 2026 | |
| 25 | MetLife Investment Management, LLC | $682K | 10K | ▼−0.4% Reduced · −38 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 |
|---|---|---|---|---|---|
| Mar 6, 2026 | Huml David W. | PRESIDENT AND CEO, Director | Gift (G) | 27K | $0 |
| Mar 6, 2026 | Huml David W. | PRESIDENT AND CEO, Director | Gift (G) | 27K | $0 |
| Mar 2, 2026 | Glerum James T Jr. | Director | Buy (P) | 8K | $500K |
| Feb 28, 2026 | ERICKSON KRISTIN A. | SVP, CHRO & GC | Tax withholding (F) | 514 | $31K |
| Feb 28, 2026 | Huml David W. | PRESIDENT AND CEO, Director | Tax withholding (F) | 4K | $260K |
| Feb 28, 2026 | Zay Richard H. | CHIEF COMMERCIAL OFFICER | Tax withholding (F) | 840 | $51K |
| Feb 28, 2026 | West Fay | SENIOR VP, CFO | Tax withholding (F) | 945 | $58K |
| Feb 28, 2026 | Schottler Patrick W. | SVP, Chief Mktg & Tech Officer | Tax withholding (F) | 194 | $12K |
| Feb 28, 2026 | Balinski Barb | SVP, Chief Transf Officer | Tax withholding (F) | 451 | $28K |
| Feb 27, 2026 | Arvani Azita | Director | Option exercise (M) | 4K | $194K |
| Feb 27, 2026 | Arvani Azita | Director | Option exercise (M) | 4K | $0 |
| Feb 27, 2026 | Mulligan Donal L | Director | Buy (P) | 3K | $185K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 70 funds | $30.5B |
| ALPHABET INC-CL AGOOGL | 70 funds | $20.0B |
| UNITEDHEALTH GROUP INCUNH | 69 funds | $3.7B |
| CUMMINS INCCMI | 68 funds | $2.0B |
| APPLE INCAAPL | 67 funds | $33.3B |
| AMAZON.COM INCAMZN | 67 funds | $22.6B |
| META PLATFORMS INC-CLASS AMETA | 67 funds | $14.7B |
| JPMORGAN CHASE & COJPM | 67 funds | $9.6B |
| ELI LILLY & COLLY | 67 funds | $7.7B |
| BANK OF AMERICA CORPBAC | 67 funds | $3.1B |
| BERKSHIRE HATHAWAY INC-CL BBRK/B | 66 funds | $7.0B |
| COSTCO WHOLESALE CORPCOST | 66 funds | $5.2B |
Ranked by how many of TNC'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 TNC. 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.