Who owns TENNANT CO?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of TNC from SEC Form 13F filings across 239 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 239 institutions disclosed 18.2M shares of TENNANT CO worth $1.57B — about 107.8% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
239
13F holders
$1.57B
value, 2026 filers
107.8%
of shares outstanding (18.2M sh)
45
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of TNC's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 2.7M | $236.3M | 0.0% | 16% | -1.0% |
| 2 | ALLIANCEBERNSTEIN L.P. | 1.2M | $80.8M | 0.0% | 7.2% | +3121.3% |
| 3 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.2M | $103.5M | 0.0% | 7% | -0.5% |
| 4 | FMR LLC | 982,418 | $86.0M | 0.0% | 5.8% | +42.6% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 767,007 | $67.1M | 0.0% | 4.5% | -6.1% |
| 6 | STATE STREET CORP | 711,400 | $62.3M | 0.0% | 4.2% | +1.7% |
| 7 | GAMCO INVESTORS, INC. ET AL | 701,100 | $61.4M | 0.6% | 4.1% | -0.8% |
| 8 | MAIRS & POWER INC | 681,800 | $59.7M | 0.5% | 4% | -15.1% |
| 9 | DIMENSIONAL FUND ADVISORS LP | 661,114 | $57.9M | 0.0% | 3.9% | +4.3% |
| 10 | AMERICAN CENTURY COMPANIES INC | 541,413 | $47.4M | 0.0% | 3.2% | -7.5% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 474,583 | $41.6M | 0.0% | 2.8% | +2.2% |
| 12 | Vision One Management Partners, LP | 391,593 | $34.3M | 12.3% | 2.3% | 0.0% |
| 13 | Simcoe Capital Management, LLC | 383,000 | $33.5M | 6.1% | 2.3% | +2.7% |
| 14 | BROWN ADVISORY INC | 367,684 | $32.2M | 0.0% | 2.2% | -17.0% |
| 15 | Bank of New York Mellon Corp | 326,275 | $28.6M | 0.0% | 1.9% | -2.1% |
| 16 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 273,497 | $23.9M | 0.2% | 1.6% | -3.7% |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 251,576 | $22.0M | 0.0% | 1.5% | -1.4% |
| 18 | MORGAN STANLEY | 245,049 | $21.5M | 0.0% | 1.5% | +98.3% |
| 19 | NEEDHAM INVESTMENT MANAGEMENT LLC | 242,500 | $21.2M | 0.6% | 1.4% | +5.9% |
| 20 | ROYCE & ASSOCIATES LP | 241,000 | $21.1M | 0.2% | 1.4% | +301.7% |
| 21 | VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. | 226,724 | $19.8M | 0.2% | 1.3% | +1.6% |
| 22 | P2 Capital Partners, LLC | 225,255 | $19.7M | 8.0% | 1.3% | -26.0% |
| 23 | NORTHERN TRUST CORP | 207,319 | $18.1M | 0.0% | 1.2% | +4.1% |
| 24 | River Road Asset Management, LLC | 203,677 | $17.8M | 0.2% | 1.2% | -24.6% |
| 25 | GABELLI FUNDS LLC | 201,700 | $17.7M | 0.1% | 1.2% | +1.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.