UNITED STATES

SECURITIES ANDEXCHANGE COMMISSION

Washington, D.C.20549

FORM 8-K

CURRENT REPORT

Pursuant to Section13 OR 15(d) of The Securities Exchange Act of 1934

Date of Report (Date of earliest event reported)	January 20, 2026

Bank First Corporation

(Exact name of registrant as specified in its charter)

Wisconsin	001-38676	39-1435359
(State or other jurisdiction	(Commission	(IRS Employer
of incorporation)	File Number)	Identification No.)
402 North 8th Street, Manitowoc, WI	54220
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(Address of principal executive offices)	(Zip Code)
Registrant’s telephone number, including area code	(920) 652-3100
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N/A

(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)
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¨	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
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¨	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
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Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Ticker symbol(s)	Name of each exchange on which registered
Common Stock, par value $0.01 per share	BFC	The 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 (§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 company 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

Bank First Corporation announced that Steven M. Eldred has been elected to its Board of Directors, effective January 13, 2026.

Item 9.01	Financial Statements and Exhibits.
(d)	Exhibits
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Exhibit<br><br> Number	Description of Exhibit
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99.1	Press Release dated January 20, 2026
104	Cover<br>Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	BANK FIRST CORPORATION
Date: January 20, 2026	By:	/s/ Kevin M. LeMahieu
		Kevin M. LeMahieu
		Chief Financial Officer

Exhibit 99.1

PO Box 10, Manitowoc, WI 54221-0010<br><br><br>For further information, contact:<br><br><br><br>Rachel Oakes, Marketing Communications Manager<br><br><br><br>Phone: (608) 372-2265, roakes@bankfirst.com

NEWSrelease

[For Immediate Release]

Bank First Corporation Announces the Appointmentof

Steven Eldred to itsBoard of Directors

MANITOWOC, WI, January 20, 2026 – Mike Molepske, Chief Executive Officer and Chairman of the Board at Bank First Corporation (NASDAQ: BFC), announced that Steven Eldred has been elected to the Board of Directors of Bank First and Bank First Corporation as part of its merger with Centre 1 Bancorp, Inc., parent company of First National Bank and Trust (“FNBT”). Eldred was elected on January 13, 2026, and will serve a three-year term after election by the shareholders at BFC’s Annual Shareholder Meeting on June 15, 2026. Eldred brings more than four decades of experience in community banking and financial services to the Bank First Board. A fourth-generation banking leader, he spent his career at FNBT, where he held roles across operations, lending, and executive management. His background provides a deep understanding of bank operations, strategic planning, and the importance of maintaining strong community relationships. Throughout his career, Eldred played a key role in guiding organizational strategy and long-term growth. He also brings extensive board experience, having served for more than three decades on the board of Centre 1 Bancorp, Inc. Eldred is also deeply committed to community involvement and civic leadership. He currently serves on the boards of Beloit Memorial Hospital and the Beloit 200 Development Corporation and has been actively involved with organizations supporting youth development, education, and conservation. Eldred’s extensive banking experience and genuine commitment to the Beloit and surrounding communities will make him a valuable addition to the Bank First Board.

“We are pleased to welcome Steve to the Bank First Board of Directors,” said Molepske. “His long-standing leadership in community banking and dedication to community engagement make him an outstanding addition to our Board. His appointment reflects our commitment to forward-thinking leadership and strategic growth as we move forward as a combined organization.”

For more information about Bank First, visit www.bankfirst.com.

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Bank First Corporation provides financial services through its subsidiary, Bank First, N.A., which was incorporated in 1894. Bank First offers loan, deposit, treasury management, trust, and wealth management services at each of its 38 banking locations in Wisconsin and Illinois following its merger with FNBT on January 1, 2026. The Bank has grown through both acquisitions and de novo branch expansion. Bank First employs approximately 500 full-time equivalent staff and has assets of approximately $6 billion. Insurance services are available through its bond with Ansay & Associates. Further information about Bank First Corporation is available by clicking the Shareholder Services tab at www.bankfirst.com.