$TNC

$65.60 -$0.66 (1.0%) Close

$TNC Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 17.0M shares outstanding

Who owns TNC?

By type of holder

Institutions 100.0% Insiders 0.0% Everyone else 0.0%

Concentration Top 10 holders own 60.7%

BlackRock, Inc. 15.8% · Alliancebernstein L.P. 7.1%

Institutional ownership

100.0%

0 pts vs last qtr

Institutional holders

238

+20 vs last qtr

Net shares bought

+820.2K

by institutions in Q2 2026

New / sold out

44 / 24

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Alliancebernstein L.P. +1.2M
FMR LLC +293.7K

Biggest sellers in Q2 2026

Invenomic Capital Management LP −167.0K
Mairs & Power Inc −121.7K

Who is planning to sell?

Notices of proposed sale, last 12 months

$1.07M

4 notices from 4 people

Shares covered

16.9K

0.10% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

Richard Zay Officer $605K
David A Windley Director $236K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

+3.4%

+0.37% a year

Each share's claim on the business

−3.2%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$163M vs $86.7M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years73% 3–5 years5% 1–3 years14% Under 1 year7%

Quarterly turnover

12.3%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting TNC on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	2.7M	15.83%	−27.1K (−1.0%)	≤2021	0.0%
Shares held by quarter Peak holding3.2M (Q4'24) Change over 8 quarters−409.5K Share of the company15.830% BlackRock, Inc.'s full portfolio →
AL Alliancebernstein L.P.	1.2M	7.13%	+1.2M (+3121.3%)	≤2021	0.0%
Shares held by quarter Peak holding1.2M (Q2'26) Change over 8 quarters+1.2M Share of the company7.130% Alliancebernstein L.P.'s full portfolio →

BlackRock, Inc.

2.7M

% of company

15.83%

Change vs last qtr

−27.1K (−1.0%)

Held since

≤2021

Alliancebernstein L.P.

1.2M

% of company

7.13%

Change vs last qtr

+1.2M (+3121.3%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding Tennant Company, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting TNC on Form N-PORT; together they hold 61.3% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IC iShares Core S&P Small-Cap ETF iShares Trust	$89.9M	1.0M	6.02%	0.08%	June 30, 2026
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$47.2M	539.7K	3.17%	0.00%	June 30, 2026

iShares Core S&P Small-Cap ETF

iShares Trust

Position value

$89.9M

% of company

6.02%

% of the fund

0.08%

As of

June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$47.2M

% of company

3.17%

% of the fund

0.00%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Tennant Company and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
GA GAMCO Asset Management Inc. 5%+ holder 13D · 4.4%	752.4K	4.41%	—	—	—	—
This holder reports through Schedule 13D/G, not a quarterly 13F. Share of the company4.410% Disclosed stake13D · 4.4% View the 13D/G filing →
HD Huml David W. Insider	138.6K	0.81%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.810% Huml David W.'s insider activity →

GAMCO Asset Management Inc.

5%+ holder13D · 4.4%

752.4K

% of company

4.41%

Change vs last qtr

—

Held since

—

Huml David W.

Insider

138.6K

% of company

0.81%

Change vs last qtr

—

Held since

—

19 more holders behind a free account

See every insider and 5%+ holder of Tennant Company.

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