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): October 1722, 2025

UNIFIRST CORPORATION

(Exact name of registrant as specified in its charter)


Massachusetts	001-08504		04-2103460
(State or other jurisdiction of incorporation)	(Commission File Number)		(IRS Employer Identification No.)

68 Jonspin Road, Wilmington, Massachusetts		01887
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s Telephone Number, Including Area Code: (978) 658-8888

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 (see General Instructions A.2. below):


☐	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 Act:


Title of each class	Trading symbol(s)	Name of each exchange on which registered
Common Stock, $0.10 par value per share	UNF	New York Stock Exchange

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. ☐

Item 2.02 Results of Operations and Financial Condition.

On October 1722, 2025, UniFirst Corporation (the “Company”) issued a press release (“Press Release”) announcing ~~changes~~financial toresults ~~its~~for ~~reportable segments. Beginning with~~ the fourth quarter and full year ~~ended~~of ~~August~~fiscal ~~30,~~ 2025, the Company will report results under three reportable segments: (1) Uniform & Facility Service Solutions; (2) First Aid & Safety Solutions; and (3) Other. The Company revised its reportable segments to align with how the Company’s Chief Operating Decision Maker, which isended ~~the~~on ~~Company’s~~August ~~Chief Executive Officer~~30, ~~manages the Company’s business, including resource allocation and performance assessment~~2025. A copy of the Press Release is attached as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.

InThe ~~order~~information toin ~~assist~~this ~~investors~~Item 2.02, including the ~~Company~~exhibit ~~has~~attached ~~included~~hereto, inshall ~~Exhibit~~not ~~99.2~~be todeemed ~~this~~“filed” ~~Current~~for ~~Report~~any onpurpose, ~~Form~~including ~~8-K~~for ~~certain~~purposes ~~recast~~of ~~unaudited~~Section ~~historical~~18 ~~information~~of tothe ~~provide~~Securities ~~investors~~Exchange ~~with~~Act ~~supplemental~~of ~~financial~~1934 ~~and~~(the ~~operational~~“Exchange ~~information~~Act”) ~~that~~or isotherwise onsubject ato ~~basis consistent with~~ the ~~Company’s~~liabilities ~~revised~~of ~~segment~~that ~~structure.~~Section, ~~These~~nor ~~changes~~shall ~~only~~it ~~affect~~be ~~segment~~deemed ~~allocation~~incorporated ofby ~~results~~reference ~~and~~in doany ~~not~~filing ~~revise~~under ~~or restate~~ the ~~Company’s~~Securities ~~previously~~Act ~~reported~~of ~~consolidated~~1933 ~~financial statements~~ or the ~~Company’s~~Exchange ~~previously~~Act, ~~reported~~regardless ~~non-GAAP~~of ~~adjustments~~any ongeneral aincorporation ~~consolidated~~language ~~basis~~in such filing.

The information in this Item 2.02, including the exhibit attached hereto, is being furnished and shall not be deemed “filed” for any purpose, including for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that Section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

ExhibitNumber		Description
99.1		Press Release dated October 17, 2025.
99		Press release of the Company dated October 22, 2025
99.2		Historical Financial Information for Revised Segment Reporting.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document).

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.

	UNIFIRST CORPORATION
Date: October 17, 2025	By:	/s/ Shane O’Connor
Date: October 22, 2025	By:	/s/ Steven S. Sintros
		Steven S. Sintros
		President and Chief Executive Officer
	By:	/s/ Shane O’Connor
		Shane O’Connor
		Executive Vice President and Chief Financial Officer

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