TENNANT CO (TNC)
Across 88 earnings reports since Oct 21, 2004, TENNANT CO (TNC) has a clear post-earnings pattern. It moves ±3.77% on average after reporting and finishes higher 48.9% of the time. Its largest post-earnings gain was +14.76% (Apr 28, 2023) and its largest decline was -13.36% (Oct 23, 2008). The next earnings report is predicted for 2026-10-15 (approximate).
Earnings reactions
How TNC moved on each past earnings report.
Earnings Impact
Total Earnings
88
Avg Abs. Movement
±3.77%
Positive %
48.9%
Negative %
51.1%
Historical Earnings Statistics
| Date | Timing | Earnings move | SEC Filing |
|---|---|---|---|
| Aug 06, 2026 | ☽ POST | -2.78% | open_in_new |
| May 04, 2026 | ☽ POST | +1.27% | open_in_new |
| Feb 24, 2026 | ☽ POST | -0.46% | open_in_new |
| Nov 03, 2025 | ☽ POST | -5.44% | open_in_new |
Earnings Count
88
Total earnings in dataset
Avg Abs. Movement
±3.77%
Avg % price change on earnings
Institutional ownership
Holdings as of Jun 30, 2026 · SEC 13-F
SEC Filing Types
Recent SEC Filings
10 most recent| Form | Date Filed | View on EDGAR |
|---|---|---|
| SCHEDULE 13G | 20260814 | open_in_new SEC.gov |
| 4 | 20260813 | open_in_new SEC.gov |
| 4 | 20260813 | open_in_new SEC.gov |
| 10-Q | 20260806 | open_in_new SEC.gov |
| 8-K | 20260806 | open_in_new SEC.gov |
| SCHEDULE 13G | 20260806 | open_in_new SEC.gov |
| 8-K | 20260730 | open_in_new SEC.gov |
| 11-K | 20260625 | open_in_new SEC.gov |
| 8-K | 20260617 | open_in_new SEC.gov |
| SD | 20260528 | open_in_new SEC.gov |
Frequently asked about TNC earnings
When does TENNANT CO report earnings next? expand_more
TENNANT CO (TNC)'s next earnings date is approximate for 2026-10-15. This is a prediction based on its historical quarterly reporting pattern, not a company-confirmed date.
How much does TNC stock move after earnings? expand_more
Over 88 reports, TNC has moved an average of ±3.77% the session after earnings, closing higher 48.9% of the time.
What was TNC's biggest post-earnings move? expand_more
TNC's largest post-earnings gain on record was +14.76% on Apr 28, 2023, and its largest decline was -13.36% on Oct 23, 2008.
Where can I find TENNANT CO's SEC filings? expand_more
All of TENNANT CO's SEC filings — 10-K, 10-Q, 8-K and more — are listed in the SEC filings section on this page, each linking to the original document on SEC.gov.
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