ACME United COO sells 7,308 shares around $61

ACME UNITED CORP (ACU) reported that Brian S. Olschán, its President, COO and a director, sold a total of 7,308 shares of common stock on August 18, 2026 in open-market or private transactions.

Rhea-AI Filing Summary

ACME UNITED CORP (ACU) reported that Brian S. Olschán, its President, COO and a director, sold a total of 7,308 shares of common stock on August 18, 2026 in open-market or private transactions. The sales consisted of 4,000 shares at $61.36 per share and 3,308 shares at $61.63 per share. The filing does not state Brian Olschán's holdings after these transactions, and the Rule 10b5-1 trading plan checkbox was not marked as applicable.

Insider Trade Summary

Net Seller: 7,308 shares

Net Sell 2 txns

Insider OLSCHAN BRIAN S

Role President and COO

Sold 7,308 shs ($449K)

Type	Security	Shares	Price	Value
Sale	Common Stock	4,000	$61.36	$245K
Sale	Common Stock	3,308	$61.63	$204K

Holdings After Transaction: Common Stock — 41,172 shares (Direct)

Key Figures

Shares sold (first transaction): 4,000 shares Price per share (first transaction): $61.36 Shares sold (second transaction): 3,308 shares +2 more

5 metrics

Shares sold (first transaction) 4,000 shares Common Stock sale on August 18, 2026 at $61.36 per share

Price per share (first transaction) $61.36 Per-share sale price for 4,000 ACU common shares on August 18, 2026

Shares sold (second transaction) 3,308 shares Common Stock sale on August 18, 2026 at $61.63 per share

Price per share (second transaction) $61.63 Per-share sale price for 3,308 ACU common shares on August 18, 2026

Total shares sold 7,308 shares Aggregate of two reported sale transactions on August 18, 2026

Key Terms

Form 4, Rule 10b5-1, beneficial ownership

3 terms

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Rule 10b5-1 regulatory

"aff_10b5_one is the filing's document-level Rule 10b5-1 checkbox"

Rule 10b5-1 is a regulation that allows company insiders to buy or sell their shares at predetermined times, even if they have access to non-public information. It acts like setting a schedule in advance for transactions, helping prevent accusations of unfair trading. This rule provides a way for insiders to plan trades transparently, giving investors confidence that these transactions are not based on hidden information.

beneficial ownership regulatory

"Footnotes may indicate any disclaimers of beneficial ownership"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did ACME UNITED CORP (ACU) disclose for Brian S. Olschán?

ACME UNITED CORP disclosed that Brian S. Olschán, its President, COO and director, sold 7,308 ACU common shares on August 18, 2026. The transactions were reported as open-market or private sales on Form 4 filed with the SEC.

How many ACU shares did Brian S. Olschán sell and at what prices?

Brian S. Olschán sold a total of 7,308 ACU shares on August 18, 2026. The sales were in two tranches: 4,000 shares at $61.36 per share and 3,308 shares at $61.63 per share, according to the Form 4.

Were Brian S. Olschán’s ACU stock sales made under a Rule 10b5-1 trading plan?

The filing indicates the Rule 10b5-1 checkbox was not marked, so the reported August 18, 2026 sales were not affirmed as made under a Rule 10b5-1 trading plan based on this Form 4 data.

What is the net share direction of Brian S. Olschán’s recent ACU transactions?

The reported transactions show a net sale of 7,308 ACU shares. The Form 4 transaction summary lists two sale transactions, zero purchases or option exercises, and a net-sell direction based on the SEC-structured data.

Does the Form 4 state Brian S. Olschán’s ACU holdings after these sales?

The Form 4 does not provide a share count for Brian S. Olschán’s holdings after the August 18, 2026 sales. The structured data shows the field for total shares following each transaction as null, so no post-transaction position is disclosed here.

What type of security did Brian S. Olschán trade in this ACU Form 4 filing?

Brian S. Olschán traded ACME UNITED CORP common stock. Both reported transactions involve non-derivative securities titled "Common Stock", and there are no derivative transactions or remaining derivative positions reported in the derivative summary for this Form 4.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/19/2026 - 04:31 PM EDT Accepted by SEC EDGAR 08/19/2026 - 04:30 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

OLSCHAN BRIAN S

(Last) (First) (Middle)

1 WATERVIEW DRIVE

(Street)

SHELTON CONNECTICUT 06484

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
ACME UNITED CORP [ ACU ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and COO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/18/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/18/2026	08/18/2026	S		4,000	D	$61.36	44,480	D
Common Stock	08/18/2026	08/18/2026	S		3,308	D	$61.63	41,172	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Brian S. Olschan	08/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)