Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in TNC held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 2.7M | $181.0M | +0.1% | 15.138% | 0.00% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.2M | $79.0M | β | 6.603% | 0.00% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 817K | $54.2M | β | 4.535% | 0.00% |
| 4 | MAIRS & POWER INC | 803K | $53.4M | -25.0% | 4.462% | 0.55% |
| 5 | GAMCO INVESTORS, INC. ET AL | 706K | $46.9M | +40.6% | 3.923% | 0.46% |
| 6 | STATE STREET CORP | 699K | $46.4M | +1.3% | 3.884% | 0.00% |
| 7 | FMR LLC | 689K | $45.7M | +6008.9% | 3.825% | 0.00% |
| 8 | DIMENSIONAL FUND ADVISORS LP | 634K | $42.1M | +8.4% | 3.522% | 0.01% |
| 9 | AMERICAN CENTURY COMPANIES INC | 586K | $38.9M | +13.7% | 3.252% | 0.02% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 464K | $30.8M | +7.3% | 2.578% | 0.00% |
| 11 | BROWN ADVISORY INC | 443K | $29.4M | -2.3% | 2.461% | 0.05% |
| 12 | Vision One Management Partners, LP | 392K | $26.0M | +13.6% | 2.175% | 11.21% |
| 13 | Simcoe Capital Management, LLC | 373K | $24.8M | β | 2.071% | 4.30% |
| 14 | Invenomic Capital Management LP | 349K | $23.2M | +5.5% | 1.940% | 1.07% |
| 15 | Bank of New York Mellon Corp | 333K | $22.1M | +27.3% | 1.850% | 0.00% |
| 16 | P2 Capital Partners, LLC | 304K | $20.2M | -37.3% | 1.689% | 9.62% |
| 17 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 284K | $18.9M | -14.5% | 1.578% | 0.14% |
| 18 | River Road Asset Management, LLC | 270K | $17.9M | +1.8% | 1.501% | 0.20% |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 255K | $16.9M | -3.6% | 1.417% | 0.00% |
| 20 | UBS Group AG | 247K | $16.4M | +270.4% | 1.371% | 0.00% |
| 21 | NEEDHAM INVESTMENT MANAGEMENT LLC | 229K | $15.2M | +239.3% | 1.272% | 0.78% |
| 22 | KEMPEN CAPITAL MANAGEMENT N.V. | 223K | $14.8M | -3.7% | 1.239% | 0.13% |
| 23 | GABELLI FUNDS LLC | 200K | $13.3M | +11.6% | 1.109% | 0.09% |
| 24 | NORTHERN TRUST CORP | 199K | $13.2M | +1.9% | 1.106% | 0.00% |
| 25 | DEPRINCE RACE & ZOLLO INC | 183K | $12.2M | +16.9% | 1.017% | 0.23% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in TNC β a direct measure of their conviction.
Filings activity in TNC during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new TNC position in Q1 2026
Institutions that fully closed their TNC position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 214 | 14% | 72.89% | 6.75 pp | $1.14B | 8.5% |
| Q4 2025 | 250 | 2.3% | 79.64% | 9.98 pp | $1.25B | 11% |
| Q3 2025 | 256 | +4.5% | 89.62% | +2.74 pp | $1.40B | +3.2% |
| Q2 2025 | 245 | +0.0% | 86.88% | 1.23 pp | $1.36B | 1.4% |
| Q1 2025 | 245 | 5.4% | 88.11% | 23.10 pp | $1.38B | 21% |
| Q4 2024 | 259 | +2.4% | 111.21% | +10.78 pp | $1.74B | +11% |
| Q3 2024 | 253 | +1.2% | 100.43% | 25.84 pp | $1.57B | 20% |
| Q2 2024 | 250 | β | 126.27% | β | $1.98B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying TNC stock.
Based on Q1 2026 13F filings, institutional ownership of Tennant Company stands at 72.9%, held across 214 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of TNC, with approximately 2,725,952 shares worth $0.18B as of Q1 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of TNC.
Our composite Smart Money Score for TNC is 13 out of 100 (Heavy Distribution). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
30 institutions opened new positions in TNC during Q1 2026, while 66 fully exited. 60 added to existing positions and 123 trimmed.
TNC institutional ownership fell by 6.75 percentage points quarter-over-quarter, with a net change of -36 holders.
The top 10 institutions account for 54.2% of all reported 13F value in TNC, and the top 25 account for 79.2%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Tennant Company (TNC) Institutional Ownership