Director Todd Sprang adds Bank First (BFC) shares at $141

Rhea-AI Filing Summary

Bank First Corp director Todd A. Sprang bought additional company stock in the open market. On 01/27/2026, he purchased 150 shares of Bank First common stock at a price of $141.06 per share. Following this transaction, he beneficially owned 1,158 shares, including shares accumulated through dividend reinvestment plans.

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

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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^*

Sprang Todd A.

(Last) (First) (Middle)

402 NORTH 8TH STREET

(Street)

MANITOWOC WI 54220

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Bank First Corp [ BFC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
01/27/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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	01/27/2026		P		150	A	$141.06	1,158(1)	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. Includes shares from dividend reinvestment plans.

	/s/ Kelly Dvorak, attorney-in-fact	01/30/2026
	** 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).
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FAQ

What insider transaction did Bank First Corp (BFC) disclose for Todd A. Sprang?

Bank First Corp disclosed that director Todd A. Sprang purchased additional company shares. On January 27, 2026, he bought 150 shares of Bank First common stock in an open-market transaction, as reflected in the Form 4 insider trading report filed with regulators.

How many Bank First Corp (BFC) shares did Todd A. Sprang buy and at what price?

Todd A. Sprang purchased 150 shares of Bank First Corp common stock. The transaction was executed at a price of $141.06 per share on January 27, 2026, indicating an open-market acquisition rather than an option exercise or derivative-related transaction.

What is Todd A. Sprang’s total Bank First Corp (BFC) share ownership after this trade?

After the reported purchase, Todd A. Sprang beneficially owned 1,158 shares of Bank First Corp common stock. This total includes shares held directly as well as shares accumulated through dividend reinvestment plans, as noted in the explanatory footnote to the filing.

Is Todd A. Sprang a director or officer at Bank First Corp (BFC)?

Todd A. Sprang is identified as a director of Bank First Corp in the insider report. The filing does not list him as an officer or 10% owner, and no additional titles or other relationship categories are checked in the relationship section.

Does the Bank First Corp (BFC) filing mention dividend reinvestment shares?

Yes. A footnote to the insider report states that Todd A. Sprang’s reported holdings include shares from dividend reinvestment plans. This means a portion of his 1,158 beneficially owned shares was accumulated through the automatic reinvestment of cash dividends.

Was the Bank First Corp (BFC) transaction a purchase or sale by Todd A. Sprang?

The transaction was a purchase by director Todd A. Sprang. The Form 4 lists transaction code “P,” indicating an open-market or private purchase of 150 Bank First Corp common shares, increasing his total beneficial ownership to 1,158 shares afterward.