TENNANT CO (TNC) Institutional Ownership and Insiders Activity

TENNANT CO (TNC) is widely held by institutional investors, with 4 tracked firms reporting positions valued at approximately $56.34M based on SEC Form 13F filings for the quarter ended March 31, 2026.

Mairs & Power Growth Fund is the largest disclosed holder, reporting approximately $53.35M in TNC holdings in its latest filing.

Institutional ownership among tracked investors remains highly concentrated, with Mairs & Power Growth Fund representing the majority of disclosed value.

Institutional Holders

4

Total Reported Value

$56.34M

Largest Holder

Mairs & Power Growth Fund

Largest Position

$53.35M

Insider Transactions (90d)

0

Latest Filing Quarter

Q2 2026

New Institutional Positions

6

Funds Exiting Positions

0

Top Institutional Owners

View all
InvestorReported Balance