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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 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): January 26, 2024
OTTER TAIL CORPORATION
(Exact name of registrant as specified in its charter)
Minnesota
(State or other jurisdiction of incorporation or organization)
0-53713
(Commission File Number)
27-0383995
(I.R.S. Employer Identification No.)
215 South Cascade StreetP.O. Box 496Fergus FallsMN 56538-0496
(Address of principal executive offices, including zip code)
(866410-8780
(Registrant’s telephone number, including area code)
Not Applicable
(Former name or former address, if changed since last report)
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))
Securities registered pursuant to Section 12(b) of the Securities Exchange Act of 1934:
Title of each classTrading Symbol(s)Name of each exchange on which registered
Common Shares, par value $5.00 per shareOTTRThe Nasdaq Stock Market LLC
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 or Rule 12b-2 of the Securities Exchange Act of 1934.
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.  ☐



Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
On January 26, 2024, Karen M. Bohn notified Otter Tail Corporation (the “Company”) of her intention to not stand for reelection and instead retire from the Company’s Board of Directors effective at the conclusion of her current term, which expires at the time of the 2024 Annual Meeting of Shareholders. Ms. Bohn’s decision to not stand for reelection is not the result of any disagreement with the Company’s operations, policies or procedures.
Item 9.01 Financial Statements and Exhibits
(d)
Exhibits
104Cover Page Interactive Data File (embedded within the Inline XBRL document).




SIGNATURE
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.
OTTER TAIL CORPORATION
Date: January 29, 2024By:/s/ Jennifer O. Smestad
Jennifer O. Smestad
Vice President, General Counsel and Corporate Secretary

v3.24.0.1
Cover
Jan. 26, 2024
Cover [Abstract]  
Document Type 8-K
Document Period End Date Jan. 26, 2024
Entity Registrant Name OTTER TAIL CORPORATION
Entity Incorporation, State or Country Code MN
Entity File Number 0-53713
Entity Tax Identification Number 27-0383995
Entity Address, Address Line One 215 South Cascade Street
Entity Address, Address Line Two P.O. Box 496
Entity Address, City or Town Fergus Falls
Entity Address, State or Province MN
Entity Address, Postal Zip Code 56538-0496
City Area Code 866
Local Phone Number 410-8780
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Shares, par value $5.00 per share
Trading Symbol OTTR
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Entity Central Index Key 0001466593
Amendment Flag false

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