Columbus McKinnon CFO granted 86.401 CMCO shares

Rustowicz Gregory P reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Rustowicz Gregory P reported acquisition or exercise transactions in this Form 4 filing.

Columbus McKinnon Executive VP Finance and CFO Gregory P. Rustowicz received an additional grant of 86.401 shares of common stock on May 11, 2026, recorded as a restricted stock unit award attributable to dividend reinvestment. After this grant, he directly holds 95,757.710 shares of common stock.

This total includes 19,668.710 shares of restricted stock subject to vesting conditions. Of these, 2,735.904 shares become fully vested on May 22, 2026, 3,371.651 shares vest 50% per year for two years beginning May 20, 2026, and 13,561.155 shares vest 33.33% per year for three years beginning May 19, 2026, contingent on his continued employment.

Insider Trade Summary

Grant/Award: 86.401 shares

Grant/Award 1 txn

Insider Rustowicz Gregory P

Role Executive VP Finance, CFO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	86.401	$0.00	$0.00

Holdings After Transaction: Common Stock — 95,757.71 shares (Direct)

Footnotes (2)

1. F1. Represents additional restricted stock units attributable to dividend reinvestment.
2. F2. Includes 19,668.710 shares of restricted stock issued to reporting person subject to forfeiture in whole or part; 2,735.904 shares become fully vested 5/22/2026; 3,371.651 shares become fully vested 50% per year for two years beginning 5/20/2026; and 13,561.155 shares become fully vested 33.33% per year for 3 years beginning 5/19/2026, if reporting person remains an employee of issuer.

Key Figures

Shares granted: 86.401 shares Total shares after grant: 95,757.710 shares Restricted stock subject to vesting: 19,668.710 shares +3 more

6 metrics

Shares granted 86.401 shares Restricted stock units attributable to dividend reinvestment on May 11, 2026

Total shares after grant 95,757.710 shares Common stock directly held by CFO following transaction

Restricted stock subject to vesting 19,668.710 shares Portion of CFO holdings subject to forfeiture and vesting conditions

Single-date vesting tranche 2,735.904 shares Becomes fully vested on May 22, 2026, if employment continues

Two-year vesting tranche 3,371.651 shares Vests 50% per year for two years beginning May 20, 2026

Three-year vesting tranche 13,561.155 shares Vests 33.33% per year for three years beginning May 19, 2026

Key Terms

restricted stock units, dividend reinvestment, restricted stock, fully vested, +1 more

5 terms

restricted stock units financial

"Represents additional restricted stock units attributable to dividend reinvestment."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

dividend reinvestment financial

"Represents additional restricted stock units attributable to dividend reinvestment."

Dividend reinvestment is when the money earned from a company's profit sharing, called dividends, is automatically used to buy more shares of that company instead of being received as cash. This process helps investors grow their holdings over time without extra effort, much like using earned interest to buy more of a savings account. It encourages long-term investment growth by continuously increasing the amount of shares owned.

restricted stock financial

"Includes 19,668.710 shares of restricted stock issued to reporting person subject to forfeiture in whole or part;"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

fully vested financial

"2,735.904 shares become fully vested 5/22/2026;"

forfeiture financial

"shares of restricted stock issued to reporting person subject to forfeiture in whole or part;"

FAQ

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

What insider transaction did CMCO CFO Gregory Rustowicz report?

Gregory Rustowicz reported receiving an additional grant of 86.401 shares of Columbus McKinnon common stock. The award is recorded as restricted stock units attributable to dividend reinvestment, increasing his directly held position to 95,757.710 shares after the transaction.

How many CMCO shares does the CFO hold after this Form 4 filing?

After the reported grant, the CFO directly holds 95,757.710 shares of Columbus McKinnon common stock. This total includes both unrestricted and restricted shares, with a portion subject to future vesting based on continued employment and specified vesting schedules.

What portion of CMCO CFO holdings are restricted stock subject to vesting?

The filing states that 19,668.710 shares held by the CFO are restricted stock subject to potential forfeiture. These shares vest over several years according to detailed schedules, contingent upon his continued employment with Columbus McKinnon Corporation during the vesting periods.

What are the key vesting dates for CMCO CFO restricted stock awards?

The CFO has 2,735.904 restricted shares vesting fully on May 22, 2026. Another 3,371.651 shares vest 50% per year for two years beginning May 20, 2026, and 13,561.155 shares vest 33.33% per year for three years starting May 19, 2026.

Is the CMCO CFO insider transaction a market purchase or a grant?

The transaction is classified as a grant or award acquisition, not a market purchase. It records 86.401 additional restricted stock units attributable to dividend reinvestment, with a transaction price per share of $0.0000, reflecting compensation rather than an open-market buy.

How is dividend reinvestment reflected in the CMCO CFO’s Form 4 filing?

The Form 4 footnote explains that the 86.401 additional shares represent restricted stock units attributable to dividend reinvestment. Instead of receiving cash dividends, those amounts are converted into additional stock units that increase the CFO’s equity-based compensation holdings.

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

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Accepted by SEC EDGAR 05/13/2026 - 03:40 PM EDT Learn about SEC filing dates

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^*

Rustowicz Gregory P

(Last) (First) (Middle)

13320 BALLANTYNE CORPORATE PLACE

(Street)

CHARLOTTE NORTH CAROLINA 28277

(City) (State) (Zip)

UNITED STATES

(Country)

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

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Executive VP Finance, CFO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/11/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/11/2026		A		86.401(1)	A	$0	95,757.71(2)	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

Explanation of Responses:

1. Represents additional restricted stock units attributable to dividend reinvestment.

2. Includes 19,668.710 shares of restricted stock issued to reporting person subject to forfeiture in whole or part; 2,735.904 shares become fully vested 5/22/2026; 3,371.651 shares become fully vested 50% per year for two years beginning 5/20/2026; and 13,561.155 shares become fully vested 33.33% per year for 3 years beginning 5/19/2026, if reporting person remains an employee of issuer.

Remarks:

	Gregory Rustowicz	05/13/2026
	** 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)