STOCK TITAN

ACME United (ACU) director exercises 5,000 options and sells 3,684 shares

(High)
(Negative)
Form Type
4

Rhea-AI Filing Summary

ACME UNITED CORP director Rex Lynn Davidson reported several equity transactions. On 2026-08-05, he exercised 5,000 Employee Stock Options at $28.20 per share, receiving 5,000 shares of common stock, while 2,544 shares were delivered or withheld to cover the exercise price or tax liability on a net share settlement basis. Following this exercise, 26,500 options remained outstanding. On 2026-08-10, he sold 3,684 shares of common stock at $56.48 per share in an open-market or private sale.

Positive

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Negative

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Insights

Analyzing...

Insider Davidson Rex Lynn
Role Director
Sold 3,684 shs ($208K)
Approx. gross sale proceeds $208K
Approx. exercise cost $141K
Type Security Shares Price Value
Sale Common Stock 3,684 $56.48 $208K
Exercise Employee Stock Option 5,000 $28.20 $141K
Exercise Common Stock 5,000 $28.20 $141K
Exercise Price or Tax Liability Common Stock F1 2,544 $55.43 $141K
Holdings After Transaction: Employee Stock Option — 26,500 shares (Direct); Common Stock — 0 shares (Direct)
Footnotes (1)
  1. F1. The exercise of the subject option was effected on a net share settlement basis.
Shares sold 3,684 shares Common Stock sale on 2026-08-10 at $56.48 per share
Sale price $56.48 per share Price for 3,684 Common Stock shares sold on 2026-08-10
Options exercised 5,000 options Employee Stock Options exercised into Common Stock on 2026-08-05
Exercise price $28.20 per share Conversion or exercise price of Employee Stock Options exercised on 2026-08-05
Shares delivered/withheld 2,544 shares Common shares delivered or withheld for exercise price or tax liability at $55.43 per share
Options remaining 26,500 options Total Employee Stock Options following the 5,000-option exercise
Employee Stock Option financial
"The security titled "Employee Stock Option" was exercised for 5,000 shares"
An employee stock option is a promise that lets a worker buy company shares later at a predetermined price, often after they stay for a certain period or meet performance goals — think of it like a coupon that locks in today's price for a future purchase. It matters to investors because options align employees’ incentives with company performance, can increase the number of shares outstanding (dilution) when exercised, and represent a compensation cost that affects reported profits and shareholder value.
net share settlement financial
"The exercise of the subject option was effected on a net share settlement basis."
Net share settlement is a way of paying for financial transactions using only the difference in shares rather than exchanging full amounts of stock or cash. It’s like settling a debt by giving someone the exact number of shares needed to balance the books, making trades quicker and simpler. This method helps reduce the number of shares changing hands, saving time and costs.
exercise price financial
"Payment of exercise price or tax liability by delivering or withholding securities"
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
tax liability financial
"Payment of exercise price or tax liability by delivering or withholding securities"

FAQ

What insider transactions did ACU director Rex Lynn Davidson report?

Rex Lynn Davidson exercised 5,000 stock options at $28.20 and sold 3,684 common shares at $56.48. He also had 2,544 shares delivered or withheld to cover the option exercise price or tax liability.

How many ACME UNITED (ACU) options did the director exercise and what remains?

He exercised 5,000 Employee Stock Options into common stock at $28.20 per share. After this transaction, the filing reports he still holds 26,500 options of the same type, indicating a continuing derivative position.

What ACME UNITED (ACU) share sale did the director report and at what price?

On 2026-08-10, the director sold 3,684 shares of common stock at a price of $56.48 per share. The transaction is coded as a sale in an open market or private transaction.

How were ACU shares used to pay the option exercise price or taxes?

In connection with the option exercise, 2,544 common shares were delivered or withheld at $55.43 per share for payment of the exercise price or tax liability, and the option exercise was effected on a net share settlement basis.

Were ACU director Rex Lynn Davidson’s transactions under a Rule 10b5-1 plan?

The filing’s Rule 10b5-1 checkbox is not marked as an affirming plan. The document does not indicate that these transactions were executed pursuant to a Rule 10b5-1 or other pre-arranged trading plan.

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

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Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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*
Davidson Rex Lynn

(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)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/05/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
Common Stock08/05/202608/05/2026M5,000A$28.26,228D
Common Stock08/05/202608/05/2026F2,544(1)D$55.433,684D
Common Stock08/10/202608/10/2026S3,684D$56.480D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Employee Stock Option$28.208/05/202608/05/2026M5,00008/03/201708/02/2027Common Stock5,000$28.226,500D
Explanation of Responses:
1. The exercise of the subject option was effected on a net share settlement basis.
/s/ Rex L. Davidson08/11/2026
** Signature of Reporting PersonDate
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)