CMCO executive receives additional stock units

Williams Adrienne reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Williams Adrienne reported acquisition or exercise transactions in this Form 4 filing.

Columbus McKinnon Corp senior vice president and CHRO Adrienne Williams received an additional 45.681 shares of common stock on May 11, 2026 as a stock award. The filing describes these as restricted stock units attributable to dividend reinvestment rather than a cash purchase.

After this grant, Williams directly holds 18,465.879 shares of common stock. This total includes 10,398.879 shares of restricted stock that may be forfeited if employment conditions are not met. Portions of these restricted shares are scheduled to vest between May 2026 and May 2029, subject to continued employment with the company.

Insider Trade Summary

Grant/Award: 45.681 shares

Grant/Award 1 txn

Insider Williams Adrienne

Role Sr. Vice President & CHRO

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	45.681	$0.00	$0.00

Holdings After Transaction: Common Stock — 18,465.879 shares (Direct)

Footnotes (2)

1. F1. Represents additional restricted stock units attributable to dividend reinvestment.
2. F2. Includes 10,398.879 shares of restricted stock issued to reporting person subject to forfeiture in whole or part; 1,367.952 shares become fully vested 5/22/2026; 1,745.520 shares become fully vested 50% per year for two years beginning 5/20/2026, and 7,285.407 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

RSUs from dividend reinvestment: 45.681 shares Total direct holdings after transaction: 18,465.879 shares Restricted stock included in holdings: 10,398.879 shares +3 more

6 metrics

RSUs from dividend reinvestment 45.681 shares Grant on May 11, 2026

Total direct holdings after transaction 18,465.879 shares Common stock held by Adrienne Williams after grant

Restricted stock included in holdings 10,398.879 shares Subject to forfeiture if employment conditions not met

Tranche vesting on May 22, 2026 1,367.952 shares Restricted stock scheduled to become fully vested

Two-year vesting tranche 1,745.520 shares Vests 50% per year over two years from May 20, 2026

Three-year vesting tranche 7,285.407 shares Vests 33.33% per year over three years from May 19, 2026

Key Terms

restricted stock units, dividend reinvestment, subject to forfeiture, fully vested, +2 more

6 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.

subject to forfeiture financial

"Includes 10,398.879 shares of restricted stock issued to reporting person subject to forfeiture in whole or part;"

fully vested financial

"1,367.952 shares become fully vested 5/22/2026;"

vested 50% per year financial

"1,745.520 shares become fully vested 50% per year for two years beginning 5/20/2026,"

vested 33.33% per year financial

"7,285.407 shares become fully vested 33.33% per year for 3 years beginning 5/19/2026,"

FAQ

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

What did CMCO executive Adrienne Williams report in this Form 4?

Adrienne Williams reported receiving 45.681 additional shares of Columbus McKinnon common stock as a stock award. These are restricted stock units from dividend reinvestment, increasing her direct holdings and reflecting routine, compensation-related equity rather than an open-market purchase or sale.

How many CMCO shares does Adrienne Williams hold after this transaction?

After the reported award, Adrienne Williams directly holds 18,465.879 shares of Columbus McKinnon common stock. This figure combines unrestricted and restricted shares, providing a snapshot of her total direct equity position in the company following the May 11, 2026 transaction.

Are the new CMCO shares in this Form 4 an open-market purchase or a grant?

The new 45.681 Columbus McKinnon shares are a grant tied to dividend reinvestment, not an open-market purchase. The filing labels the transaction as a grant or award acquisition with a zero dollar price, indicating compensation-related stock units rather than a cash-funded trade.

What portion of Adrienne Williams’ CMCO holdings are restricted stock?

Adrienne Williams’ position includes 10,398.879 shares of restricted stock that are subject to possible forfeiture. These restricted shares vest over several future dates, providing long-term incentive compensation that depends on her continued employment with Columbus McKinnon over the stated vesting periods.

When do Adrienne Williams’ CMCO restricted shares vest according to the Form 4?

The Form 4 shows 1,367.952 restricted shares vesting on May 22, 2026. Another 1,745.520 shares vest 50% per year over two years from May 20, 2026, and 7,285.407 shares vest 33.33% annually over three years from May 19, 2026, contingent on continued employment.

What does dividend reinvestment mean in this CMCO Form 4 filing?

Dividend reinvestment here means cash dividends were automatically converted into additional restricted stock units, adding 45.681 shares for Adrienne Williams. Instead of receiving cash, she received more CMCO equity, aligning her compensation with shareholder returns while remaining subject to company-imposed restrictions.

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

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Accepted by SEC EDGAR 05/13/2026 - 03:39 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^*

Williams Adrienne

(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)
	Sr. Vice President & CHRO

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		45.681(1)	A	$0	18,465.879(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 10,398.879 shares of restricted stock issued to reporting person subject to forfeiture in whole or part; 1,367.952 shares become fully vested 5/22/2026; 1,745.520 shares become fully vested 50% per year for two years beginning 5/20/2026, and 7,285.407 shares become fully vested 33.33% per year for 3 years beginning 5/19/2026, if reporting person remains an employee of issuer.

Remarks:

	Mary C. O'Connor as POA for Adrienne Williams	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)