Quick Takeaways
- ACU - ACME UNITED CORP has 9 insiders with reported activity on this page.
- Net insider value flow over the last year: -$408,820.
- Recent transaction rows are available for direct filing-level review.
- Info
- Insider Trading
- Financials
- Holders
Insider Transactions Reported by 9 Insiders of ACME UNITED CORP
- Symbol
- ACU on NYSE
- Location
- Shelton, CT
What Changed
- Buy value: ; sell value: $408,820.
- Net share flow: -10,229.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Official SEC Source
Insider trading overview
Last 12 monthsNet insider flow leans to selling over the last 12 months. Net value: -$408,820.
Buys
$0
Shares: 0
Insiders: 0
Sells
$408,820
Shares: 10,229
Insiders: 1
Net
-$408,820
Shares: -10,229
Insiders: -1
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 0 | $0 | $0 | $0 |
| 9-12 | 0 | 10,229 | $0 | $408,820 | -$408,820 |
ACME UNITED CORP executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Walter C. Johnsen | Chairman and CEO, Director, 10%+ Owner | $32,964,549 | Mixed | 27 Feb 2026 | ||
| Brian S. Olschan | President and COO, Director | $13,606,977 | -$408,820 | -2.9% | Mixed | 27 Feb 2026 |
| Paul G. Driscoll | Chief Financial Officer | $9,475,460 | Mixed | 27 Feb 2026 | ||
| Susan H. Murphy | Director | $1,516,374 | Mixed | 03 Mar 2026 | ||
| Stevenson E. Ward III | Director | $1,400,569 | Mixed | 09 Sep 2024 | ||
| Rex Lynn Davidson | Director | $1,306,603 | Mixed | 12 Aug 2025 | ||
| Richmond Y. Holden Jr. | Director | $1,026,290 | Mixed | 05 Sep 2025 | ||
| Brian Barker | Director | $824,600 | Mixed | 12 Aug 2025 | ||
| Paul J. Conway | Director | $325,500 | Mixed | 12 Aug 2025 |
Top shareholders of ACME UNITED CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Walter C. Johnsen |
3/4/5
|
Chairman and CEO, Director, 10%+ Owner |
—
mixed-class rows
|
728,499
mixed-class rows
|
$32,964,549 | — | 27 Feb 2026 | |
| CAPITAL MANAGEMENT CORP /VA |
13D/G
13F
|
The Capital Management Corporation · Company |
13%
|
500,967
|
$22,087,648 | -$1,736,000 | 31 Mar 2026 | |
| Mink Brook Asset Management LLC |
13F
|
Company |
10%
|
380,493
|
$15,337,673 | — | 31 Dec 2025 | |
| Mink Brook Partners LP |
13D/G
|
Mink Brook Asset Management LLC |
9.5%
|
359,932
|
$14,717,619 | $0 | 31 Mar 2025 | |
| Brian S. Olschan |
3/4/5
|
President and COO, Director |
—
mixed-class rows
|
302,909
mixed-class rows
|
$13,606,977 | -$408,820 | 27 Feb 2026 | |
| North Star Investment Management Corp. |
13D/G
13F
|
North Star Investment Management Corporation · Company |
6.6%
|
252,624
|
$10,703,679 | -$1,982,026 | 31 Dec 2025 | |
| Paul G. Driscoll |
3/4/5
|
Chief Financial Officer |
—
mixed-class rows
|
210,398
mixed-class rows
|
$9,475,460 | — | 27 Feb 2026 | |
| VANGUARD GROUP INC |
13F
|
Company |
4.8%
|
181,178
|
$7,303,285 | — | 31 Dec 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13D/G
13F
|
Company |
4.6%
|
174,338
|
$7,128,681 | $0 | 31 Mar 2025 | |
| BlackRock, Inc. |
13F
|
Company |
4.4%
|
167,633
|
$6,757,286 | — | 31 Dec 2025 | |
| ROYCE & ASSOCIATES LP |
13F
|
Company |
3.9%
|
147,403
|
$5,941,815 | — | 31 Dec 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
3.1%
|
116,107
|
$4,680,273 | — | 31 Dec 2025 | |
| BARD ASSOCIATES INC |
13F
|
Company |
2.9%
|
109,303
|
$4,405,987 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
2%
|
76,102
|
$3,068,016 | — | 31 Dec 2025 | |
| Mork Capital Management, LLC |
13F
|
Company |
1.6%
|
60,000
|
$2,418,600 | — | 31 Dec 2025 | |
| ACADIAN ASSET MANAGEMENT LLC |
13F
|
Company |
1.3%
|
51,081
|
$2,057,000 | — | 31 Dec 2025 | |
| AMERICAN CENTURY COMPANIES INC |
13F
|
Company |
1.2%
|
45,823
|
$1,847,125 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
1.1%
|
40,372
|
$1,627,395 | — | 31 Dec 2025 | |
| Susan H. Murphy |
3/4/5
|
Director |
—
mixed-class rows
|
34,967
mixed-class rows
|
$1,516,374 | — | 03 Mar 2026 | |
| ENVESTNET ASSET MANAGEMENT INC |
13F
|
Company |
0.92%
|
35,099
|
$1,414,847 | — | 31 Dec 2025 | |
| Stevenson E. Ward III |
3/4/5
|
Director |
—
class O/S missing
|
33,331
|
$1,400,569 | — | 09 Sep 2024 | |
| AE Wealth Management LLC |
13F
|
Company |
0.91%
|
34,641
|
$1,396,379 | — | 31 Dec 2025 | |
| BROWN BROTHERS HARRIMAN & CO |
13F
|
Company |
0.88%
|
33,370
|
$1,345,145 | — | 31 Dec 2025 | |
| Rex Lynn Davidson |
3/4/5
|
Director |
—
mixed-class rows
|
30,228
mixed-class rows
|
$1,306,603 | — | 12 Aug 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.83%
|
31,441
|
$1,267,396 | — | 31 Dec 2025 | |
| FIRST MANHATTAN CO. LLC. |
13F
|
Company |
0.77%
|
29,205
|
$1,177,271 | — | 31 Dec 2025 | |
| Richmond Y. Holden Jr. |
3/4/5
|
Director |
—
mixed-class rows
|
31,750
mixed-class rows
|
$1,026,290 | — | 05 Sep 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.62%
|
23,683
|
$954,661 | — | 31 Dec 2025 | |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.59%
|
22,346
|
$900,767 | — | 31 Dec 2025 | |
| DIAMOND HILL CAPITAL MANAGEMENT INC |
13F
|
Company |
0.57%
|
21,812
|
$879,242 | — | 31 Dec 2025 | |
| Brian Barker |
3/4/5
|
Director |
—
class O/S missing
|
19,000
|
$824,600 | — | 12 Aug 2025 | |
| Nantahala Capital Management, LLC |
13F
|
Company |
0.54%
|
20,427
|
$823,412 | — | 31 Dec 2025 | |
| ROYAL BANK OF CANADA |
13F
|
Company |
0.51%
|
19,191
|
$774,000 | — | 31 Dec 2025 | |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC |
13F
|
Company |
0.47%
|
17,984
|
$724,935 | — | 31 Dec 2025 | |
| Janney Montgomery Scott LLC |
13F
|
Company |
0.45%
|
16,945
|
$683,000 | — | 31 Dec 2025 | |
| Indivisible Partners |
13F
|
Company |
0.37%
|
13,951
|
$562,369 | — | 31 Dec 2025 | |
| UBS Group AG |
13F
|
Company |
0.34%
|
12,878
|
$519,112 | — | 31 Dec 2025 | |
| Advyzon Investment Management, LLC |
13F
|
Company |
0.33%
|
12,484
|
$503,247 | — | 31 Dec 2025 | |
| Quantinno Capital Management LP |
13F
|
Company |
0.29%
|
11,100
|
$447,441 | — | 31 Dec 2025 | |
| RITHOLTZ WEALTH MANAGEMENT |
13F
|
Company |
0.28%
|
10,697
|
$431,192 | — | 31 Dec 2025 | |
| Teton Advisors, LLC |
13F
|
Company |
0.26%
|
10,000
|
$403,100 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.25%
|
9,648
|
$388,911 | — | 31 Dec 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.24%
|
9,184
|
$370,207 | — | 31 Dec 2025 | |
| Paul J. Conway |
3/4/5
|
Director |
—
class O/S missing
|
7,500
|
$325,500 | — | 12 Aug 2025 | |
| Manatuck Hill Partners, LLC |
13F
|
Company |
0.18%
|
6,855
|
$276,325 | — | 31 Dec 2025 | |
| Cetera Investment Advisers |
13F
|
Company |
0.14%
|
5,332
|
$214,933 | — | 31 Dec 2025 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.14%
|
5,314
|
$214,207 | — | 31 Dec 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.14%
|
5,274
|
$212,595 | — | 31 Dec 2025 | |
| Evercore Wealth Management, LLC |
13F
|
Company |
0.13%
|
5,100
|
$205,581 | — | 31 Dec 2025 | |
| Wilmington Savings Fund Society, FSB |
13F
|
Company |
0.12%
|
4,700
|
$189,457 | — | 31 Dec 2025 |
Recent Insider Transactions by Companies or Individuals for ACME UNITED CORP
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Susan H. Murphy | ACU | Common Stock | Gift | -16.7% | -1,200 | 5,967 | 03 Mar 2026 | Direct | ||
| Paul G. Driscoll | ACU | Employee Stock Option | Award | 10.3% | 15,000 | 160,000 | 02 Mar 2026 | Direct | ||
| Brian S. Olschan | ACU | Employee Stock Option | Award | 8.27% | 20,000 | 261,700 | 02 Mar 2026 | Direct | ||
| Walter C. Johnsen | ACU | Employee Stock Option | Award | 6.44% | 25,000 | 413,500 | 02 Mar 2026 | Direct | ||
| Paul G. Driscoll | ACU | Common Stock | Disposed to Issuer | -22.9% | -15,000 | 50,398 | 27 Feb 2026 | Direct | ||
| Paul G. Driscoll | ACU | Common Stock | Options Exercise | 29.8% | 15,000 | 65,398 | 27 Feb 2026 | Direct | ||
| Paul G. Driscoll | ACU | Employee Stock Option | Options Exercise | -9.38% | -15,000 | 145,000 | 27 Feb 2026 | Direct | ||
| Brian S. Olschan | ACU | Common Stock | Disposed to Issuer | -26.7% | -15,000 | 41,209 | 27 Feb 2026 | Direct | ||
| Brian S. Olschan | ACU | Common Stock | Options Exercise | 36.4% | 15,000 | 56,209 | 27 Feb 2026 | Direct | ||
| Brian S. Olschan | ACU | Employee Stock Option | Options Exercise | -5.84% | -15,000 | 241,700 | 27 Feb 2026 | Direct | ||
| Walter C. Johnsen | ACU | Common Stock | Disposed to Issuer | -8.7% | -30,000 | 314,999 | 27 Feb 2026 | Direct | ||
| Walter C. Johnsen | ACU | Common Stock | Options Exercise | 9.52% | 30,000 | 344,999 | 27 Feb 2026 | Direct | ||
| Walter C. Johnsen | ACU | Employee Stock Option | Options Exercise | -7.17% | -30,000 | 388,500 | 27 Feb 2026 | Direct | ||
| Richmond Y. Holden Jr. | ACU | Common Stock | Disposed to Issuer | -14.1% | -2,500 | 15,250 | 05 Sep 2025 | Direct | ||
| Richmond Y. Holden Jr. | ACU | Common Stock | Options Exercise | 16.4% | 2,500 | 17,750 | 05 Sep 2025 | Direct | ||
| Richmond Y. Holden Jr. | ACU | Employee Stock Option | Options Exercise | -13.2% | -2,500 | 16,500 | 05 Sep 2025 | Direct | ||
| Richmond Y. Holden Jr. | ACU | Common Stock | Disposed to Issuer | -14.1% | -2,500 | 15,250 | 13 Aug 2025 | Direct | ||
| Richmond Y. Holden Jr. | ACU | Common Stock | Options Exercise | 16.4% | 2,500 | 17,750 | 13 Aug 2025 | Direct | ||
| Richmond Y. Holden Jr. | ACU | Employee Stock Option | Options Exercise | -11.6% | -2,500 | 19,000 | 13 Aug 2025 | Direct | ||
| Rex Lynn Davidson | ACU | Employee Stock Option | Award | 9.43% | 2,500 | 29,000 | 12 Aug 2025 | Direct | ||
| Richmond Y. Holden Jr. | ACU | Employee Stock Option | Award | 13.2% | 2,500 | 21,500 | 12 Aug 2025 | Direct | ||
| Brian Barker | ACU | Employee Stock Option | Award | 15.2% | 2,500 | 19,000 | 12 Aug 2025 | Direct | ||
| Paul J. Conway | ACU | Employee Stock Option | Award | 50% | 2,500 | 7,500 | 12 Aug 2025 | Direct | ||
| Susan H. Murphy | ACU | Employee Stock Option | Award | 9.43% | 2,500 | 29,000 | 12 Aug 2025 | Direct | ||
| Paul G. Driscoll | ACU | Employee Stock Option | Award | 10.3% | 15,000 | 160,000 | 30 Jul 2025 | Direct | ||
| Walter C. Johnsen | ACU | Employee Stock Option | Award | 6.35% | 25,000 | 418,500 | 30 Jul 2025 | Direct | ||
| Brian S. Olschan | ACU | Employee Stock Option | Award | 8.45% | 20,000 | 256,700 | 30 Jul 2025 | Direct | ||
| Susan H. Murphy | ACU | Common Stock | Gift | -1.65% | -120 | 7,167 | 29 Jul 2025 | Direct | ||
| Brian S. Olschan | ACU | Common Stock | Sale | -2.37% | $40,050 | $40.01 | -1,001 | 41,209 | 03 Jun 2025 | Direct |
| Brian S. Olschan | ACU | Common Stock | Sale | -1.88% | $32,320 | $39.95 | -809 | 42,210 | 02 Jun 2025 | Direct |
| Brian S. Olschan | ACU | Common Stock | Sale | -0.71% | $12,209 | $39.90 | -306 | 43,019 | 20 May 2025 | Direct |
| Brian S. Olschan | ACU | Common Stock | Sale | -1.57% | $27,531 | $39.90 | -690 | 43,325 | 19 May 2025 | Direct |
| Brian S. Olschan | ACU | Common Stock | Sale | -10.2% | $199,750 | $39.95 | -5,000 | 44,015 | 16 May 2025 | Direct |
| Brian S. Olschan | ACU | Common Stock | Sale | -4.45% | $91,286 | $39.95 | -2,285 | 49,015 | 15 May 2025 | Direct |
| Brian S. Olschan | ACU | Common Stock | Sale | -0.27% | $5,675 | $41.12 | -138 | 51,300 | 28 Apr 2025 | Direct |
| Brian S. Olschan | ACU | Common Stock | Tax liability | -40.3% | -34,665 | 51,438 | 18 Apr 2025 | Direct | ||
| Brian S. Olschan | ACU | Common Stock | Options Exercise | 109.5% | 45,000 | 86,103 | 18 Apr 2025 | Direct | ||
| Brian S. Olschan | ACU | Employee Stock Option | Options Exercise | -16% | -45,000 | 236,700 | 18 Apr 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.