ACU Form 4: Director Susan Murphy Converts 2,500 Options into Shares

Rhea-AI Filing Summary

Susan H. Murphy, a director of Acme United Corp (ACU), exercised an employee stock option on 08/12/2025 to acquire 2,500 shares at an exercise price of $43.40 per share. The options became exercisable on 08/13/2025 and expire 08/12/2035. Following the transaction, Ms. Murphy beneficially owns 29,000 shares on a direct basis. The Form 4 was signed 08/14/2025 and reports the change required under Section 16.

Positive

• Director increased direct ownership by 2,500 shares through option exercise, bringing total beneficial ownership to 29,000 shares.
• Full disclosure provided with exercise price ($43.40), exercise and expiration dates (08/12/2025 and 08/12/2035), and signed Form 4.

Negative

• None.

Insights

Financial Analyst

TL;DR: Director exercised 2,500 options increasing direct holdings to 29,000 shares; transaction is routine and non-dilutive to reported ownership.

The reported exercise of employee stock options at $43.40 for 2,500 shares is a common insider activity that increases the reporting person's direct stake. The exercise price, number of shares acquired, and post-transaction beneficial ownership are clearly stated. There are no indications of open-market purchases or sales beyond the exercise, and no cash proceeds or broader corporate actions are disclosed.

Corporate Governance Expert

TL;DR: Routine Section 16 disclosure: director converted options to shares, properly reported on Form 4.

The filing documents compliance with insider reporting requirements. It specifies the relationship (director), the option exercise, vesting/exercise and expiration dates, and the resulting direct ownership. The Form 4 contains a manual signature and no explanatory text indicates deviations from standard exercise procedures.

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

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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^*

MURPHY SUSAN H

(Last) (First) (Middle)

1 WATERVIEW DRIVE

(Street)

SHELTON CT 06484

(City) (State) (Zip)

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
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/12/2025

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

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

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

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

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
Employee Stock Option	$43.4	08/12/2025	08/12/2025	A		2,500		08/13/2025	08/12/2035	Common Stock	2,500	$43.4	29,000	D

Explanation of Responses:

	/s/ Susan H. Murphy	08/14/2025
	** 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.

FAQ

What did ACME UNITED (ACU) director Susan H. Murphy report on Form 4?

Ms. Murphy reported exercising an employee stock option to acquire 2,500 shares at an exercise price of $43.40 on 08/12/2025, resulting in 29,000 shares beneficially owned.

How many shares does Susan H. Murphy own after the reported transaction?

Following the transaction Ms. Murphy beneficially owns 29,000 shares on a direct basis as reported in the Form 4.

What were the exercise and expiration dates for the options exercised?

The options were exercised on 08/12/2025, became exercisable on 08/13/2025 and expire on 08/12/2035 as stated in the filing.

What was the exercise price per share for the options?

The conversion/exercise price reported for the employee stock option was $43.40 per share.

When was the Form 4 signed for this insider transaction?

The Form 4 bears the reporting person's signature dated 08/14/2025.