Stocks › TNC
TENNANT CO
TNC·NYSE·
United States·USD
United States·USD$68.17
+0.10 (+0.15%)
Close · Oct 6, 2026 · Close Prices from Tiingo.com
TNC
TENNANT CO · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
TNCS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
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Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of TNC by members of U.S. Congress · 4 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 Susie LeeHouse · D · NV |
TNCTENNANT CO · Stock |
Sale $1,001 - $15,000 |
Apr 11, 2025 | Mar 14, 2025 | Filing ↗ |
 Peter WelchHouse · D · VT |
TNCTENNANT CO · Stock |
Sale $1,001 - $15,000 |
Dec 17, 2021 | Nov 18, 2021 | Filing ↗ |
| Peter WelchHouse · D · VT |
TNCTENNANT CO · Stock |
Purchase $1,001 - $15,000 |
Jun 4, 2019 | May 6, 2019 | Filing ↗ |
 Bradley Scott SchneiderHouse · D · IL |
TNCTENNANT CO · Stock |
Purchase $1,001 - $15,000 |
Feb 12, 2014 | Jan 13, 2014 | Filing ↗ |
Whale Activity
Position changes in TNC reported for 2026-06-30 by 9 tracked institutional filers
- Increased1
- New0
- Held0
- Decreased6
- Closed0
- No prior filing2
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 2.7M | $236.3M | decreased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 1.2M | $103.5M | decreased |
| VANGUARD CAPITAL MANAGEMENT LLC | 767.0K | $67.1M | decreased |
| GAMCO INVESTORS, INC. ET AL | 701.1K | $61.4M | — |
| NEEDHAM INVESTMENT MANAGEMENT LLC | 242.5K | $21.2M | — |
| TWO SIGMA INVESTMENTS, LP | 198.7K | $17.4M | increased |
| CITADEL ADVISORS LLC | 28.1K | $2.5M | decreased |
| MILLENNIUM MANAGEMENT LLC | 23.3K | $2.0M | decreased |
| D. E. Shaw & Co., Inc. | 6,755 | $591K | decreased |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by TNC insiders, by quarter · Form 4
Recent Insider Transactions
1,334 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| ALLEN PATRICK EDirector · Director | Purchase | +3,000 | $69.42 | $208K | Aug 31, 2026 | Form 4 ↗ |
| Mulligan Donal LDirector · Director | Purchase | +8,000 | $67.34 | $539K | Aug 12, 2026 | Form 4 ↗ |
| Morse Timothy R.Director · Director | Purchase | +1,500 | $68.18 | $102K | Aug 12, 2026 | Form 4 ↗ |
| Glerum James T Jr.Director | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| Hider Andrew P.Director | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| Windley DavidDirector | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| Arvani AzitaDirector | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| GREEN MARIA CDirector | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| Zay Richard H.CHIEF COMMERCIAL OFFICER | Sale | −6,875 | $88.02 | $605K | May 7, 2026 | Form 4 ↗ |
| EICHER CAROL SDirector | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| Mulligan Donal LDirector | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| Morse Timothy R.Director | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| ALLEN PATRICK EDirector | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| SHEAHAN MARK WDirector | Grant / award | +1,490 | $0.00 | $0 | May 7, 2026 | Form 4 ↗ |
| Mulligan Donal LDirector | Tax withholding | −2,456 | $78.81 | $194K | Apr 14, 2026 | Form 4 ↗ |
| Mulligan Donal LDirector | Option exercise | +3,538 | $54.70 | $194K | Apr 14, 2026 | Form 4 ↗ |
| Huml David W.PRESIDENT AND CEO · Director | Gift | +26.8K | $0.00 | $0 | Mar 6, 2026 | Form 4 ↗ |
| Huml David W.PRESIDENT AND CEO · Director | Gift | −26.8K | $0.00 | $0 | Mar 6, 2026 | Form 4 ↗ |
| Glerum James T Jr.Director | Purchase | +8,163 | $61.25 | $500K | Mar 2, 2026 | Form 4 ↗ |
| Schottler Patrick W.SVP, Chief Mktg & Tech Officer | Tax withholding | −194 | $61.03 | $12K | Feb 28, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding TNC · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF iShares Trust | 1.0M | $89.9M | 0.08% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 539.7K | $47.2M | 0.00% | Jun 30, 2026 |
| 1290 VT GAMCO Small Company Value Portfolio EQ Advisors Trust | 526.7K | $46.1M | 1.03% | Jun 30, 2026 |
| Fidelity Low-Priced Stock Fund Fidelity Puritan Trust | 500.6K | $42.1M | 0.17% | Jul 31, 2026 |
| iShares Russell 2000 ETF iShares Trust | 465.9K | $40.8M | 0.05% | Jun 30, 2026 |
| Avantis U.S. Small Cap Value ETF American Century ETF Trust | 432.9K | $37.3M | 0.14% | May 31, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 390.4K | $34.2M | 0.02% | Jun 30, 2026 |
| Mairs & Power Fund Trust for Professional Managers | 386.7K | $33.8M | 0.61% | Jun 30, 2026 |
| AB Discovery Value Fund AB TRUST | 279.8K | $24.5M | 0.95% | Jun 30, 2026 |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 195.9K | $17.2M | 0.02% | Jun 30, 2026 |
Mutual funds and ETFs whose N-PORT filings list TNC's shares (CUSIP 880345103), each fund at its latest report since Mar 7, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- GABELLI MARIO JSCHEDULE 13D/A · activist (13D) · 1,800 shares0.0%
Sep 22, 2026 · ↗ - Associated Capital Group, Inc.SCHEDULE 13D/A · activist (13D) · 2,000 shares0.0%
Sep 22, 2026 · ↗ - GGCP, INC.SCHEDULE 13D/A · activist (13D) · 0 shares0.0%
Sep 22, 2026 · ↗ - Teton Advisors, LLCSCHEDULE 13D/A · activist (13D) · 8,500 shares0.1%
Sep 22, 2026 · ↗ - MJG ASSOCIATES, INC.SCHEDULE 13D/A · activist (13D) · 7,200 shares0.0%
Sep 22, 2026 · ↗ - GABELLI FOUNDATION, INC.SCHEDULE 13D/A · activist (13D) · 9,000 shares0.1%
Sep 22, 2026 · ↗ - GAMCO Asset Management Inc.SCHEDULE 13D/A · activist (13D) · 752.4K shares4.4%
Sep 22, 2026 · ↗ - GABELLI FUNDS LLCSCHEDULE 13D/A · activist (13D) · 241.7K shares1.4%
Sep 22, 2026 · ↗ - GAMCO INVESTORS, INC. ET ALSCHEDULE 13D/A · activist (13D) · 0 shares0.0%
Sep 22, 2026 · ↗ - AllianceBernstein L.P.SCHEDULE 13G · passive (13G) · 1.2M shares7.1%
Aug 14, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming TENNANT CO as client
No lobbying filings found naming TENNANT CO as the client.
Government Contracts
Federal awards to TENNANT CO · USAspending
No federal contract awards found for TENNANT CO.
U.S. Patents
Recent USPTO applications naming TENNANT CO
No USPTO patent applications found for TENNANT CO.
Annual Financials
From TNC's 10-K filings · XBRL
No annual XBRL figures on record for TNC. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
- 2-for-1Stock splitJul 26, 2006
- 2-for-1Stock splitApr 27, 1995
Split dates and ratios from the price history · Close Prices from Tiingo.com
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 2.02, 9.01Results of operationsAug 6, 2026
EDGAR ↗ - 8-K · Items 5.02, 9.01Officer / director changeJul 30, 2026
EDGAR ↗ - 8-K · Items 5.02, 9.01Officer / director changeJun 17, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsMay 4, 2026
EDGAR ↗ - 8-K · Items 5.07Shareholder voteMay 1, 2026
EDGAR ↗
About TENNANT CO
From SEC EDGAR company records
Industry (SIC 3580)Refrigeration & Service Industry Machinery
SectorIndustrials
HeadquartersEDEN PRAIRIE, MN
IncorporatedMN
SEC CIK0000097134 ↗