Executive Change

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC  20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):   October 21, 2021 Modine Manufacturing Company (Exact name of registrant as specified in its charter) Wisconsin 1-1373 39-0482000 (State or other jurisdiction of incorporation) (Commission File Number) (I.R.S. Employer Identification Number) 1500 DeKoven Avenue , Racine , Wisconsin   53403 (Address of principal executive offices)   (Zip Code) Registrant's telephone number, including area code: ( 262 ) 636-1200       (Former name or former address, if changed since last report.)   N/A Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions ☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition   period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐ 1 Information to be Included in the Report Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers. Appointment of Directors On October 21, 2021, the Board of Directors of Modine Manufacturing Company approved an increase to the number of directors from nine to ten and appointed Katherine Harper as director. Ms. Harper was appointed to the class of directors with terms ending in 2022. Her term commences on January 20, 2022, subject to customary background diligence, and will continue until her successor is duly elected or until her earlier death, resignation or removal. Ms. Harper will be a member of the Audit Committee. Signatures Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this Report to be signed on its behalf by the undersigned hereunto duly authorized.   Modine Manufacturing Company       By: /s/ Sylvia A. Stein   Sylvia A. Stein   Vice President, General Counsel, Corporate Secretary, and Chief Compliance Officer Date:  October 27, 2021 2