Tennant (TNC) Held by Superinvestors
TENNANT CO (TNC) is currently held by 3 superinvestors tracked by InsiderSet, with a combined reported market value of approximately $72.16M based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026.
Mairs & Power Growth Fund is currently the largest disclosed institutional shareholder of TNC tracked by InsiderSet, reporting ownership valued at approximately $59.68M in its June 30, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $44.95M, representing an estimated loss of -24.69% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 100% of the total disclosed TNC value among the investors covered in this analysis. Major shareholders include Mairs & Power Growth Fund, First Eagle U.S. Value, Turtle Creek Asset Management, and several other long-term asset managers with concentrated positions in TENNANT CO (TNC).
This page ranks the largest institutional TNC shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Mairs & Power Growth Fund | Andrew R. Adams | 0.55% | 681,800 | $59,684,772 | $44,951,074 | -$14,733,698 | -24.69% |
| First Eagle U.S. Value | Jean-Marie Eveillard | 0.02% | 132,857 | $11,630,302 | $8,759,262 | -$2,871,040 | -24.69% |
| Turtle Creek Asset Management | Andrew Brenton | 0.03% | 9,600 | $840,384 | $632,928 | -$207,456 | -24.69% |
Frequently asked questions about TNC
Who are the largest superinvestors holding TNC?
The largest superinvestors holding TNC in the latest SEC Form 13F filings include Mairs & Power Growth Fund, First Eagle U.S. Value, and Turtle Creek Asset Management. InsiderSet ranks these superinvestors by their latest reported TNC position.
What does the TNC superinvestors page include?
This page tracks TNC positions reported by a curated group of notable institutional investors and fund managers through SEC Form 13F. TENNANT CO (TNC) on this page reflects disclosed 13F holdings among those superinvestors, not every institutional shareholder of the stock.
How many superinvestors hold TNC?
InsiderSet currently tracks 3 superinvestors reporting TNC holdings in the latest available 13F data. This is the curated set on this page, not the total number of institutions that own TNC.
How much TNC stock do superinvestors hold?
Superinvestors tracked by InsiderSet disclosed approximately $72.16M in TNC holdings for Q2 2026. This figure is reported 13F value as of the filing period, not necessarily today's market value, and it covers the curated superinvestors on this page rather than every institutional filer.
When were TNC superinvestor holdings last updated?
The latest TNC superinvestor holdings on InsiderSet are based on SEC Form 13F filings for the quarter ended June 30, 2026. Form 13F filings are generally reported after the quarter ends, so the holdings shown represent the latest publicly disclosed positions rather than real-time holdings.
Are superinvestor TNC holdings real-time?
No. Form 13F data is not real-time. It represents positions reported by these superinvestors as of the end of the reporting quarter. A superinvestor may have changed its TNC position after the reporting date.
Are superinvestors buying or selling TNC?
Buying and selling can be analyzed by comparing TNC positions across consecutive 13F reporting periods. InsiderSet's TNC Ownership Changes page shows institutions that increased, reduced, initiated, or exited positions based on reported 13F holdings. View TNC ownership changes.
How have superinvestor TNC holdings changed over time?
InsiderSet tracks TNC holdings among these superinvestors across multiple 13F reporting periods, so holder counts, reported value, and reported shares can be compared over time.