$ACU

$63.58 +$0.10 (0.16%) Close

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

Ownership

13F as of Q2 2026 · 3.8M shares outstanding

Who owns ACU?

By type of holder

Institutions 73.0% Insiders 11.6% Everyone else 15.4%

Concentration Top 10 holders own 59.8%

Capital Management Corp /va 12.4% · Mink Brook Asset Management LLC 9.9%

Institutional ownership

73.0%

+0.5 pts vs last qtr

Institutional holders

+9 vs last qtr

Net shares bought

+17.4K

by institutions in Q2 2026

New / sold out

13 / 4

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Diamond Hill Capital Management, LLC (Investment Advisor) +15.2K
BlackRock, Inc. +14.1K

Biggest sellers in Q2 2026

Capital Management Corp /va −26.8K
AE Wealth Management LLC −13.0K

Who is planning to sell?

Notices of proposed sale, last 12 months

$1.48M

4 notices from 2 people

Shares covered

26.7K

0.70% 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

Olschan Brian S Officer $1.28M
Rex Davidson Director $208K

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

+14.2%

+1.49% a year

Each share's claim on the business

−12.5%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $13.9M

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+ years70% 3–5 years3% 1–3 years23% Under 1 year4%

Quarterly turnover

4.1%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting ACU on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
CM Capital Management Corp /va	474.1K	12.37%	−26.8K (−5.4%)	≤2021	3.4%
Shares held by quarter Peak holding574.1K (Q1'25) Change over 8 quarters−79.7K Share of the company12.370% Capital Management Corp /va's full portfolio →
MB Mink Brook Asset Management LLC	380.6K	9.93%	Unchanged	2024	8.0%
Shares held by quarter Peak holding380.6K (Q1'26) Change over 8 quarters+380.6K Share of the company9.930% Mink Brook Asset Management LLC's full portfolio →

Capital Management Corp /va

474.1K

% of company

12.37%

Change vs last qtr

−26.8K (−5.4%)

Held since

≤2021

Mink Brook Asset Management LLC

380.6K

% of company

9.93%

Change vs last qtr

Unchanged

Held since

2024

27 more super investors behind a free account

See every manager holding Acme United Corp, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting ACU on Form N-PORT; together they hold 25.1% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$5.09M	106.6K	2.78%	0.00%	June 30, 2026
IR iShares Russell 2000 ETF iShares Trust	$3.77M	79.0K	2.06%	0.00%	June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$5.09M

% of company

2.78%

% of the fund

0.00%

As of

June 30, 2026

iShares Russell 2000 ETF

iShares Trust

Position value

$3.77M

% of company

2.06%

% of the fund

0.00%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding Acme United Corp 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
JW Johnsen Walter C Insider	324.6K	8.47%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company8.470% Johnsen Walter C's insider activity →
DP Driscoll Paul G Insider	55.1K	1.44%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company1.440% Driscoll Paul G's insider activity →

Johnsen Walter C

Insider

324.6K

% of company

8.47%

Change vs last qtr

—

Held since

—

Driscoll Paul G

Insider

55.1K

% of company

1.44%

Change vs last qtr

—

Held since

—

3 more holders behind a free account

See every insider and 5%+ holder of Acme United Corp.

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