Tennant Company (TNC) Insider Trading
Over the last 3 months, TNC insiders made 0 open-market buys and 1 sale, a net sale of -$605K (SEC Form 4). Over the last 6 months, 160 institutions increased and 193 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
1
Net (3m)
-$605.1K
Insider trades by month Buys Sells
Aug
Feb
Mar
Aug
Mar
May
Context3-month price +33.4%Institutions reducing (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 11, 2026 | Morse Timothy R.director | Grant | 1,490 | — |
| May 11, 2026 | SHEAHAN MARK Wdirector | Grant | 1,490 | — |
| May 11, 2026 | Windley Daviddirector | Grant | 1,490 | — |
| May 11, 2026 | Mulligan Donal Ldirector | Grant | 1,490 | — |
| May 11, 2026 | Hider Andrew P.director | Grant | 1,490 | — |
| May 11, 2026 | Glerum James T Jr.director | Grant | 1,490 | — |
| May 11, 2026 | GREEN MARIA Cdirector | Grant | 1,490 | — |
| May 11, 2026 | Arvani Azitadirector | Grant | 1,490 | — |
| May 11, 2026 | ALLEN PATRICK Edirector | Grant | 1,490 | — |
| May 11, 2026 | Zay Richard H.officer: CHIEF COMMERCIAL OFFICER | Sell | 6,875 | $88.02 |
| May 11, 2026 | EICHER CAROL Sdirector | Grant | 1,490 | — |
| Apr 16, 2026 | Mulligan Donal Ldirector | Option | 3,538 | $54.70 |
| Apr 16, 2026 | Mulligan Donal Ldirector | Tax | 2,456 | $78.81 |
| Mar 3, 2026 | ERICKSON KRISTIN A.officer: SVP, CHRO & GC | Tax | 514 | $61.03 |
| Mar 3, 2026 | Zay Richard H.officer: CHIEF COMMERCIAL OFFICER | Tax | 840 | $61.03 |
| Mar 3, 2026 | Balinski Barbofficer: SVP, Chief Transf Officer | Tax | 451 | $61.03 |
| Mar 3, 2026 | Schottler Patrick W.officer: SVP, Chief Mktg & Tech Officer | Tax | 194 | $61.03 |
| Mar 3, 2026 | West Fayofficer: SENIOR VP, CFO | Tax | 945 | $61.03 |
| Mar 3, 2026 | Huml David W.director, officer: PRESIDENT AND CEO | Tax | 4,268 | $61.03 |
| Mar 2, 2026 | ERICKSON KRISTIN A.officer: SVP, CHRO & GC | Tax | 2,013 | $62.73 |
| Mar 2, 2026 | Huml David W.director, officer: PRESIDENT AND CEO | Tax | 13,807 | $62.73 |
| Mar 2, 2026 | Schottler Patrick W.officer: SVP, Chief Mktg & Tech Officer | Tax | 552 | $62.73 |
| Mar 2, 2026 | West Fayofficer: SENIOR VP, CFO | Grant | 11,697 | — |
| Mar 2, 2026 | Schottler Patrick W.officer: SVP, Chief Mktg & Tech Officer | Grant | 4,519 | — |
| Mar 2, 2026 | Huml David W.director, officer: PRESIDENT AND CEO | Grant | 28,694 | — |
| Mar 2, 2026 | West Fayofficer: SENIOR VP, CFO | Tax | 3,646 | $62.73 |
| Mar 2, 2026 | Balinski Barbofficer: SVP, Chief Transf Officer | Grant | 5,579 | — |
| Mar 2, 2026 | West Fayofficer: SENIOR VP, CFO | Grant | 7,835 | — |
| Mar 2, 2026 | Zay Richard H.officer: CHIEF COMMERCIAL OFFICER | Grant | 7,105 | — |
| Mar 2, 2026 | ERICKSON KRISTIN A.officer: SVP, CHRO & GC | Grant | 6,366 | — |
Source: TNC SEC Form 4 filings, latest May 11, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their TNC positions over the last 6 months (SEC Form 13F).
Increased
160
New positions
52
Reduced
193
Sold out
85
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Increased | 2.7M | May 13, 2026 |
| BLACKROCK, INC. | Reduced | 2.7M | Feb 12, 2026 |
| VANGUARD GROUP INC | Reduced | 2.2M | Jan 29, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 1.2M | May 8, 2026 |
| MAIRS & POWER INC | Reduced | 1.1M | Feb 17, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 817K | May 15, 2026 |
| MAIRS & POWER INC | Reduced | 803K | May 14, 2026 |
| GAMCO INVESTORS, INC. ET AL | Increased | 706K | May 14, 2026 |
| STATE STREET CORP | Increased | 699K | May 15, 2026 |
| STATE STREET CORP | Reduced | 690K | Feb 13, 2026 |
| FMR LLC | Increased | 689K | May 15, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 634K | May 7, 2026 |
| AMERICAN CENTURY COMPANIES INC | Increased | 586K | May 15, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Increased | 585K | Feb 12, 2026 |
| AMERICAN CENTURY COMPANIES INC | Increased | 515K | Feb 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.