ACME United executive sells 4,833 shares at $42

ACME UNITED CORP director and President/COO Brian S. OlschAN reported an open-market sale of company stock.

Accepted by SEC EDGAR 05/29/2026 - 04:30 PM EDT

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Form Type

Rhea-AI Filing Summary

ACME UNITED CORP director and President/COO Brian S. OlschAN reported an open-market sale of company stock. On May 28, 2026, he sold 4,833 shares of ACME UNITED CORP common stock at a price of $42.00 per share.

Following this transaction, he directly holds 41,172 shares of common stock. The filing reports no associated derivative security exercises, conversions, or tax-withholding transactions.

Insider Trade Summary

Net Seller: 4,833 shares

Net Sell 1 txn

Insider OLSCHAN BRIAN S

Role President and COO

Sold 4,833 shs ($203K)

Share of Position Sold 10.5%

Type	Security	Shares	Price	Value
Sale	Common Stock	4,833	$42.00	$203K

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

Holdings Before and After: Common Stock, 46,005 to 41,172 shares (Direct)

Key Figures

Shares sold: 4,833 shares Sale price per share: $42.00 per share Shares held after transaction: 41,172 shares

3 metrics

Shares sold 4,833 shares Common stock sold on May 28, 2026

Sale price per share $42.00 per share Open-market or private transaction

Shares held after transaction 41,172 shares Total shares following transaction, direct ownership

Key Terms

open-market sale, transaction code "S", Common Stock, total_shares_following_transaction

4 terms

open-market sale financial

"transaction_action: "open-market sale" for the common stock transaction"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

transaction code "S" regulatory

"transaction_code_description: "Sale in open market or private transaction""

Common Stock financial

"security_title: "Common Stock" for the reported transaction"

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

total_shares_following_transaction financial

""total_shares_following_transaction": "41172.0000" in the Form 4 data"

FAQ

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

What did ACU executive Brian S. OlschAN report in this Form 4 filing?

Brian S. OlschAN reported an open-market sale of ACME UNITED CORP common stock. He sold 4,833 shares at $42.00 per share and, after the transaction, directly holds 41,172 shares of common stock according to the filing.

How many ACME UNITED (ACU) shares did Brian S. OlschAN sell and at what price?

He sold 4,833 shares of ACME UNITED CORP common stock at $42.00 per share. This was reported as an open-market or private transaction under transaction code “S” with a sell direction in the Form 4 data.

How many ACU shares does Brian S. OlschAN hold after this reported sale?

After the reported sale, he directly holds 41,172 shares of ACME UNITED CORP common stock. This post-transaction holding figure comes from the Form 4 field labeled “total_shares_following_transaction.”

What role does Brian S. OlschAN have at ACME UNITED CORP (ACU)?

Brian S. OlschAN is identified as both a director and an officer of ACME UNITED CORP, serving as President and Chief Operating Officer. These roles are explicitly listed in the Form 4 reporting person details.

Was the ACU insider transaction an open-market sale or another type of trade?

The transaction is characterized as an open-market sale. The Form 4 lists transaction code “S” with the description “Sale in open market or private transaction” and classifies the transaction direction as “sell” for common stock.

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

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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)
05/28/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/28/2026	05/28/2026	S		4,833	D	$42	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

	/s/ Brian S. Olschan	05/29/2026
	** 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)

Source: View Original Filing on SEC EDGAR