By CapitalSnitch Research Desk · updated Oct 11, 2026 · data from SEC filings and official Congress disclosures
It has been a mixed year for Tennant Co insiders: $2.1 million bought by five people and $1.2 million sold by four, so more buying than selling overall.
Mulligan Donal L (Director) made the biggest buy, worth around $539,000. C-suite participation is part of the picture here.
Last full quarter: net buying by insiders. Insiders bought in 2 of the last 7 full quarters. On the institutional side, 239 funds reported holding TNC at the end of Q2 2026, and funds were split between buying and selling. Members of Congress reported 1 trade in TNC over the past two years (one member).
Are insiders buying or selling TNC stock?
In the last 12 months Tennant Co insiders made open-market purchases worth about $2.1 million and sales worth about $1.2 million. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
When was the last insider trade in TNC?
The most recent open-market insider trade in TNC was filed on 2026-09-23.
How many institutions own TNC?
239 investment managers reported holding TNC in SEC Form 13F filings for Q2 2026.
Has any member of Congress traded TNC?
Yes. Members of Congress reported 1 trades in TNC over the past two years. The full list is free on CapitalSnitch.
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Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1).
Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).