Sec Form 4 Filing - Paradowski Mark R @ COLUMBUS MCKINNON CORP - 2022-05-20

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Paradowski Mark R 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. VP & Chief Digital Officer (Last) (First) (Middle) 205 CROSSPOINT PARKWAY 3. Date of Earliest Transaction (MM/DD/YY) 05/20/2022 (Street) GETZVILLE, NY14068 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 05/20/2022 F 178.8798( 1 ) D $ 33.31 22,764.8569 D Common Stock 05/20/2022 F 440.1416( 2 ) D $ 33.31 22,324.7153 D Common Stock 05/22/2022 F 147.3484( 3 ) D $ 33.08 22,177.3669( 4 ) 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Paradowski Mark R 205 CROSSPOINT PARKWAY GETZVILLE, NY14068 Sr. VP & Chief Digital Officer Signatures Mark R. Paradowski 05/24/2022 Signature of Reporting Person Date

Explanation of Responses:

( 1 )365.8798 restricted stock units became fully vested on 5/20/2022, of which 178 were traded and .8798 were converted to cash to satisfy tax withholding obligations. ( 2 )901.9598 restricted stock units became fully vested on 5/20/2022, of which 441 were traded and .9598 were converted to cash to satisfy tax withholding obligations. The number of shares vesting on 5/20/2022 was previously reported as 900.1416 and the additional 1.8182 shares are attributable to prior dividend reinvestments, and these shares were also sold and converted to satisfy tax withholding obigations. ( 3 )302.3484 restricted stock units became fully vested on 5/22/2022, of which 147 were traded and .3484 were converted to cash to satisfy tax withholding obligations. ( 4 )Includes 5,325.3669 shares of restricted stock issued to reporting person subject to forfeiture in whole or part; 365.8798 shares become fully vested 5/20/2023, 721.2481 shares become fully vested 5/18/2023, 1,221.2390 shares become fully vested 50% per year for two years beginning 5/17/2023, and 3,017 shares become fully vested 33.33% per year for 3 years beginning 5/16/2023, if reporting person remains an employee of issuer.

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).

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