Among active 13F managers last quarter, 4 opened and 30 added, while 25 reduced; the largest holder to move was Mairs & Power Inc (−15%). Over the last 180 days, 2 insiders bought and 1 insider sold, a net +$36K in open-market trades.
Funds lean in and no leg opposes.
204 tracked 13F filers disclose a position in TNC as of the latest SEC 13F filings, a combined $1.3B in reported value. 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.
| # | Fund | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 2.7M | $236.3M | ▼−1.0% Reduced · −27K sh | Q2 2026 | |
| 2 | Vanguard Portfolio Management LLC | 1.2M | $103.5M | ▼−0.5% Reduced · −6K sh | Q2 2026 | |
| 3 | FMR LLC | 982K | $86.0M | ▲+43% Added · +294K sh | Q2 2026 | |
| 4 | Vanguard Capital Management LLC | 767K | $67.1M | ▼−6.1% Reduced · −50K sh | Q2 2026 | |
| 5 | State Street Corp | 711K | $62.3M | ▲+1.7% Added · +12K sh | Q2 2026 | |
| 6 | Gamco Investors, Inc. Et Al | 706K | $46.9M | ▲+41% Added · +204K sh | Q1 2026 | |
| 7 | Mairs & Power Inc | 682K | $59.7M | ▼−15% Reduced · −122K sh | Q2 2026 | |
| 8 | Dimensional Fund Advisors LP | 634K | $42.1M | ▲+8.4% Added · +49K sh | Q1 2026 | |
| 9 | American Century Companies Inc | 586K | $38.9M | ▲+14% Added · +71K sh | Q1 2026 | |
| 10 | Geode Capital Management, LLC | 475K | $41.6M | ▲+2.2% Added · +10K sh | Q2 2026 | |
| 11 | Brown Advisory Inc | 443K | $29.4M | ▼−2.3% Reduced · −10K sh | Q1 2026 | |
| 12 | Vision One Management Partners, LP | 392K | $34.3M | —Held | Q2 2026 | |
| 13 | Simcoe Capital Management, LLC | 383K | $33.5M | ▲+2.7% Added · +10K sh | Q2 2026 | |
| 14 | Bank of New York Mellon Corp | 333K | $22.1M | ▲+27% Added · +71K sh | Q1 2026 | |
| 15 | Silvercrest Asset Management Group LLC | 284K | $18.9M | ▼−14% Reduced · −48K sh | Q1 2026 | |
| 16 | River Road Asset Management, LLC | 270K | $17.9M | ▲+1.8% Added · +5K sh | Q1 2026 | |
| 17 | Charles Schwab Investment Management Inc | 255K | $16.9M | ▼−3.6% Reduced · −10K sh | Q1 2026 | |
| 18 | UBS Group AG | 247K | $16.4M | ▲+270% Added · +180K sh | Q1 2026 | |
| 19 | Needham Investment Management LLC | 243K | $21.2M | ▲+5.9% Added · +14K sh | Q2 2026 | |
| 20 | P2 Capital Partners, LLC | 225K | $19.7M | ▼−26% Reduced · −79K sh | Q2 2026 | |
| 21 | Van Lanschot Kempen Investment Management N.V. | 223K | $14.8M | ▼−3.7% Reduced · −9K sh | Q1 2026 | |
| 22 | Gabelli Funds LLC | 200K | $13.3M | ▲+12% Added · +21K sh | Q1 2026 | |
| 23 | Northern Trust Corp | 199K | $13.2M | ▲+1.9% Added · +4K sh | Q1 2026 | |
| 24 | Invenomic Capital Management LP | 182K | $16.0M | ▼−48% Reduced · −167K sh | Q2 2026 | |
| 25 | Two Sigma Investments, LP | 182K | $12.1M | ▲+77% Added · +79K 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.
Last quarter, 4 funds opened a new position in TNC and 30 added to an existing one, while 25 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Their position there |
|---|---|---|
| Microsoft CorpMSFT | 113 funds | $176.1B |
| Amazon.com IncAMZN | 108 funds | $134.1B |
| Alphabet Inc-CL AGOOGL | 108 funds | $119.1B |
| JPMorgan Chase & CoJPM | 107 funds | $42.7B |
| Nvidia CorpNVDA | 106 funds | $279.2B |
| Meta Platforms Inc-Class AMETA | 106 funds | $77.7B |
| Visa Inc-Class A SharesV | 106 funds | $44.0B |
| Berkshire Hathaway Inc-CL BBRK/B | 106 funds | $27.2B |
| Apple IncAAPL | 105 funds | $196.7B |
| Unitedhealth Group IncUNH | 104 funds | $24.6B |
| Costco Wholesale CorpCOST | 101 funds | $25.4B |
| Bank Of America CorpBAC | 101 funds | $21.2B |
Ranked by how many of TNC's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in TNC.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 12, 2026 | Mulligan Donal L | Director | Buy (P) | 8K | $539K |
| Aug 12, 2026 | Morse Timothy R. | Director | Buy (P) | 2K | $102K |
| May 7, 2026 | Zay Richard H. | CHIEF COMMERCIAL OFFICER | Sell (S) | 7K | $605K |
| Mar 2, 2026 | Glerum James T Jr. | Director | Buy (P) | 8K | $500K |
| Feb 27, 2026 | Arvani Azita | Director | Sell (S) | 3K | $194K |
| Feb 27, 2026 | Mulligan Donal L | Director | Buy (P) | 3K | $185K |
| Feb 26, 2026 | Huml David W. | PRESIDENT AND CEO, Director | Buy (P) 3 lots, same day | 4K | $258K |
| Feb 26, 2026 | Mulligan Donal L | Director | Buy (P) | 5K | $319K |
| Feb 26, 2026 | Windley David | Director | Sell (S) | 4K | $236K |
| Feb 26, 2026 | Eicher Carol S | Director | Sell (S) | 3K | $194K |
| Aug 19, 2025 | Zay Richard H. | CHIEF COMMERCIAL OFFICER | Sell (S) | 4K | $336K |
| Feb 28, 2025 | Arvani Azita | Director | Sell (S) | 2K | $201K |
One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 47 | 44 | – |
Insiders Form 4 open-market | 2 | 1 | +$36K |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
Connected entities for TNC
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/TNC/capital-change-brief"
Use Arkolith's capital_change_brief for TNC. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
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.