[Form 4] Columbus McKinnon Corp/NY Insider Trading Activity

Rhea-AI Filing Summary

Aziz Aghili, a director of Columbus McKinnon Corporation (CMCO), reported transactions on Form 4 dated 08/18/2025. The filing shows a disposition of 11,993 shares of common stock and multiple acquisitions of deferred stock units that convert to common shares. The deferred units include 4,220.7283, 3,226.4392, 3,553.8779 and 8,553 units, reflecting dividend reinvestment adjustments, and will be delivered on specified future dates or upon cessation of directorship under the company plan.

Positive

• Director received deferred stock units that increase future equity holdings under the company plan
• Deferred units reflect dividend reinvestment, indicating compounding of equity compensation
• Delivery dates are specified (12/31/2025, 06/01/2026, 01/01/2027, and post-tenure), providing clarity on timing

Negative

• Disposal of 11,993 common shares reduced the reporting person’s immediate common stock holdings
• Some benefits are delayed until future delivery dates or cessation of directorship, limiting current voting/ownership rights

Insights

Corporate Governance Expert

TL;DR: Director sold 11,993 shares and received deferred stock units that vest or deliver later under the company plan.

The sale of 11,993 common shares is an explicit cash/ownership reduction reported on 08/18/2025. Concurrently, the director received multiple deferred stock unit grants credited for dividend reinvestment, increasing deferred equity exposure by roughly 19,551 units in aggregate. These deferred units carry no immediate strike price and will convert to common shares on scheduled dates or upon leaving the board, indicating compensation is being taken as deferred equity rather than immediate cash or vested shares.

Securities/Insider Transactions Analyst

TL;DR: Transaction mix suggests routine director compensation and portfolio rebalancing, not a one-off material event.

The Form 4 reports a single non-derivative disposition and several derivative acquisitions classified as deferred stock units, some adjusted for dividend reinvestment. Price fields show $0 for the deferred units, consistent with non-cash compensation. Delivery dates are staggered (12/31/2025, 06/01/2026, 01/01/2027, and post-tenure), which spreads future issuance. From a reporting perspective, these are standard Section 16 disclosures with no disclosure of additional contractual changes or group filings beyond a POA signature.

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^*

Aghili Aziz

(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)
08/18/2025

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								11,993	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)	08/18/2025		A		19.8462(2)		(3)	(3)	Common Stock	4,220.7283	$0	4,240.5745	D
Deferred Stock	(1)	08/18/2025		A		15.2938(2)		(4)	(4)	Common Stock	3,226.4392	$0	3,241.733	D
Deferred Stock	(1)	08/18/2025		A		16.9641(2)		(5)	(5)	Common Stock	3,553.8779	$0	3,570.842	D
Deferred Stock	(1)	08/18/2025		A		41.2903(2)		(6)	(6)	Common Stock	8,553	$0	8,594.2903	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 December 31, 2025, under and subject to the terms of the Plan.

4. Deferred shares will be delivered to the reporting person on June 1, 2026, under and subject to the terms of the Plan.

5. Deferred shares will be delivered to the reporting person on January 1, 2027, under and subject to the terms of the Plan.

6. Deferred shares will be delivered after the reporting person ceases to be a director of the issuer, under and subject to the terms of the Plan.

Remarks:

	Mary C. O'Connor as POA for Aziz S. Aghili	08/19/2025
	** 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 CMCO director Aziz Aghili report on Form 4 filed 08/18/2025?

The filing discloses a disposition of 11,993 common shares and acquisitions of deferred stock units that convert to common shares on specified future dates.

How many deferred stock units were reported and will they convert to CMCO shares?

The report lists deferred units equal to 4,220.7283, 3,226.4392, 3,553.8779, and 8,553 units; each unit equals one share and will be delivered on specified dates or upon cessation of directorship.

Were the deferred stock units paid for or issued at a cost?

The filing shows a $0 price for the deferred stock units, consistent with non-cash equity compensation under the company plan.

When will the deferred shares be delivered according to the filing?

Delivery dates specified are December 31, 2025; June 1, 2026; January 1, 2027, and additional units deliver after the reporting person ceases to be a director.

Who signed the Form 4 for Aziz Aghili?

The Form 4 is signed by Mary C. O'Connor as POA for Aziz S. Aghili dated 08/19/2025.