[Form 4] COLUMBUS MCKINNON CORP Insider Trading Activity

Rhea-AI Filing Summary

Columbus McKinnon (CMCO) director reports equity transactions in a Form 4 filing. A reporting person serving as a director filed individually, disclosing activity dated 11/17/2025. The filing shows a disposition of 20,000 shares of common stock, updating the director’s directly held position.

The filing also details several grants of deferred stock units, each equal in value to one share of Columbus McKinnon common stock. Additional deferred stock units were credited through dividend reinvestment at no cash cost. According to the plan terms, certain deferred shares are scheduled to be delivered to the reporting person on February 1, 2031, and others on February 1, 2032, reflecting long-term, stock-based compensation and deferral arrangements.

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

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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^*

Abraham Chad R

(Last) (First) (Middle)

13320 BALLANTYNE CORPORATE PLACE

(Street)

CHARLOTTE NC 28277

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
COLUMBUS MCKINNON CORP [ CMCO ]

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)
11/17/2025

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
Common Stock								20,000	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
Deferred Stock	(1)	11/17/2025		A		19.5895(2)		(3)	(3)	Common Stock	4,240.5745	$0	4,260.164	D
Deferred Stock	(1)	11/17/2025		A		15.096(2)		(4)	(4)	Common Stock	3,241.733	$0	3,256.829	D
Deferred Stock	(1)	11/17/2025		A		16.7447(2)		(4)	(4)	Common Stock	3,570.842	$0	3,587.5867	D
Deferred Stock	(1)	11/17/2025		A		40.7563(2)		(4)	(4)	Common Stock	8,594.2903	$0	8,635.0466	D

Explanation of Responses:

1. Each deferred stock unit is equal in value to one share of Columbus McKinnon Corporation common stock.

2. Represents additional deferred stock units attributable to dividend reinvestment.

3. Deferred Shares will be delivered to the reporting person on February 1, 2031, under and subject to the terms of the Plan.

4. Deferred Shares will be delivered to the reporting person on February 1, 2032, under and subject to the terms of the Plan.

Remarks:

	By: Mary C. O'Connor, Power of Attorney for Chad R. Abraham	11/18/2025
	** 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 insider transaction did Columbus McKinnon (CMCO) report on this Form 4?

The Form 4 reports that a director of Columbus McKinnon disposed of 20,000 shares of common stock, updating the director’s beneficial ownership position.

Who filed this Form 4 for Columbus McKinnon (CMCO)?

The Form 4 was filed by a single reporting person who is a director of Columbus McKinnon. The signature line shows it was signed by Mary C. O'Connor as Power of Attorney for Chad R. Abraham.

What are the deferred stock units reported for CMCO on this Form 4?

The filing reports several grants of deferred stock units, each equal in value to one share of Columbus McKinnon common stock. These units reflect stock-based compensation that will be settled in common shares at future dates.

How were additional deferred stock units for CMCO created in this Form 4?

The Form 4 explains that certain amounts represent additional deferred stock units attributable to dividend reinvestment, meaning dividends on prior awards were reinvested into more deferred units instead of being paid in cash.

When will the CMCO deferred shares reported here be delivered?

The filing states that some Deferred Shares will be delivered to the reporting person on February 1, 2031, and others on February 1, 2032, under and subject to the terms of the company’s plan.

Does this CMCO Form 4 involve derivative securities?

Yes. Table II lists deferred stock units as derivative securities. These units are tied to Columbus McKinnon common stock, carry an exercise price of $0, and are scheduled for future share delivery under the plan.