Tennant Co
TNCCIK 0000097134 · Every Form 4 filed by insiders at this issuer. See financials →
Annual report (10-K)
Latest 10-K filed Feb 24, 2026. Sentiment + YoY language diff vs prior year. Read sections →
Signal:NeutralFull-doc fallback
Full filing:tone -0.0078Δ-0.000688% similar+287/-240 ¶
Sentiment via Loughran-McDonald lexicon · YoY diff via Jaccard similarity + paragraph set difference.
Recent 8-K announcements
Per-item disclosure feed. Item 2.02 is the earnings release.
Top insiders
Most active reporters at Tennant Co
| Name | Roles | Filings |
|---|---|---|
| Huml David W. | OfficerDirector | 17 |
| Zay Richard H. | Officer | 15 |
| Erickson Kristin A. | Officer | 12 |
| Balinski Barb | Officer | 11 |
| West Fay | Officer | 11 |
Showing 1-5 of 20
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Top performers
Insiders ranked by realized 90-day signed return on their open-market trades at Tennant Co. Minimum 3 scored trades. Returns are signed - a sale followed by a rally counts against the insider.
| # | Insider | Trades | Win rate | Avg | Median | Best | Worst |
|---|---|---|---|---|---|---|---|
| 1 | Huml David W. | 7 | 100% | +20.9% | +9.0% | +39.4% | +0.8% |
| 2 | Mulligan Donal L | 5 | 60% | +10.7% | +11.6% | +43.4% | -23.0% |
| 3 | Zay Richard H. | 5 | 80% | +8.5% | +11.6% | +16.4% | -2.1% |
| 4 | Erickson Kristin A. | 3 | 67% | +1.0% | +8.4% | +9.6% | -14.9% |
| 5 | Arvani Azita | 4 | 50% | -6.7% | +1.2% | +13.9% | -43.4% |
| 6 | McKnight Carol E. | 5 | 0% | -6.0% | -5.3% | -3.4% | -8.5% |
All filings
139 Form 4 / 4-A filings, newest first
| Filed | Top transaction | Shares | Price | Value | ||
|---|---|---|---|---|---|---|