UniFirst owner Matthew Croatti acquires 1,000 shares

The report records 1,000 common shares acquired and 669 shares withheld for taxes; no shares acquired in the exercise were sold.

Rhea-AI Filing Summary

UniFirst Corporation ten percent owner Matthew Croatti automatically exercised 1,000 stock appreciation rights on October 23, 2026, at a $119 per-share exercise price, acquiring 1,000 common shares. The rights were exercised immediately before their October 24, 2026 expiration, and no acquired shares were sold. The report also lists 669 shares withheld for taxes at $281.29 per share. A holdings footnote lists 9,465 common shares owned and restricted stock units vesting in annual installments through October 31, 2028.

Insider Trade Summary

1,000 shares exercised/converted

Exercise 3 txns

Insider Croatti Matthew

Role 10% Owner

Type	Security	Shares	Price	Value
Exercise	Stock Appreciation Rights F1	1,000	$0.00	$0.00
Exercise	Common Stock F1	1,000	$119.00	$119K
Tax Withholding	Common Stock F2, F3	669	$281.29	$188K

Holdings After Transaction: Stock Appreciation Rights — 0 contracts (Direct); Common Stock — 11,243 shares (Direct)

Footnotes (3)

1. F1. The reported transaction represents the automatic exercise of stock appreciation rights ("SARs") immediately prior to their expiration on October 24, 2026. The SARs were automatically exercised in accordance with the terms of the award agreement. There was no sale of shares acquired upon such automatic exercise.
2. F2. Includes shares withheld for taxes upon automatic exercise of stock-settled stock appreciation rights.
3. F3. Includes 94 restricted stock units that vest in one remaining annual installment on October 31, 2026, 237 restricted stock units that vest in two remaining equal annual installments on October 31, 2026 and October 31, 2027, 411 restricted stock units that vest in three equal annual installments on October 31, 2026, October 31, 2027 and October 31, 2028, 390 restricted stock units that vest in two equal annual installments on October 31, 2026 and October 31, 2027, 646 restricted stock units that vest in three equal annual installments on October 31, 2026, October 31, 2027 and October 31, 2028 and 9,465 shares of Common Stock owned by the reporting person.

Key Figures

Stock appreciation rights exercised: 1,000 rights Common shares acquired: 1,000 shares SAR exercise price: $119 per share +4 more

7 metrics

Stock appreciation rights exercised 1,000 rights Automatically exercised on October 23, 2026

Common shares acquired 1,000 shares Upon the automatic exercise on October 23, 2026

SAR exercise price $119 per share Exercise on October 23, 2026

Shares withheld for taxes 669 shares Upon automatic exercise

Price reported for shares withheld $281.29 per share Tax withholding transaction

Common shares owned 9,465 shares Listed in the holdings footnote

Restricted stock units 94, 237, 411, 390 and 646 units Listed in the holdings footnote; vesting installments run through October 31, 2028

Key Terms

stock appreciation rights, stock-settled stock appreciation rights, restricted stock units

3 terms

stock appreciation rights financial

"automatic exercise of stock appreciation rights"

Stock appreciation rights (SARs) are a form of employee compensation that give the holder the right to receive the increase in a company's stock price over a set baseline, paid in cash or shares, without having to buy the stock. For investors, SARs matter because they can create future cash outflows or share dilution and signal how a company rewards and motivates executives — similar to giving a bonus tied directly to how well the company’s stock performs.

stock-settled stock appreciation rights financial

"automatic exercise of stock-settled stock appreciation rights"

restricted stock units financial

"Includes 94 restricted stock units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many SARs did UNF ten percent owner Matthew Croatti exercise?

Matthew Croatti exercised 1,000 stock appreciation rights on October 23, 2026, at a $119 per-share exercise price, and the transaction records 1,000 common shares acquired. The rights were automatically exercised immediately before their October 24, 2026 expiration.

Did Matthew Croatti sell shares in the UNF SAR exercise?

No. The footnote states that no shares acquired upon the automatic exercise were sold. It also reports that 669 common shares were withheld for taxes at $281.29 per share upon the automatic exercise.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 10/27/2026 - 04:51 PM EDT Accepted by SEC EDGAR 10/27/2026 - 04:50 PM EDT Learn about SEC filing dates

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

Croatti Matthew

(Last) (First) (Middle)

C/O UNIFIRST CORP

68 JONSPIN ROAD

(Street)

WILMINGTON MASSACHUSETTS 01887

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
UNIFIRST CORP [ UNF ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/23/2026

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

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

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

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	10/23/2026		M		1,000(1)	A	$119	11,912	D
Common Stock	10/23/2026		F		669(2)	D	$281.29	11,243(3)	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
Stock Appreciation Rights	$119	10/23/2026		M			1,000(1)	10/23/2026	10/24/2026	Common Stock	1,000	$0	0	D

Explanation of Responses:

1. The reported transaction represents the automatic exercise of stock appreciation rights ("SARs") immediately prior to their expiration on October 24, 2026. The SARs were automatically exercised in accordance with the terms of the award agreement. There was no sale of shares acquired upon such automatic exercise.

2. Includes shares withheld for taxes upon automatic exercise of stock-settled stock appreciation rights.

3. Includes 94 restricted stock units that vest in one remaining annual installment on October 31, 2026, 237 restricted stock units that vest in two remaining equal annual installments on October 31, 2026 and October 31, 2027, 411 restricted stock units that vest in three equal annual installments on October 31, 2026, October 31, 2027 and October 31, 2028, 390 restricted stock units that vest in two equal annual installments on October 31, 2026 and October 31, 2027, 646 restricted stock units that vest in three equal annual installments on October 31, 2026, October 31, 2027 and October 31, 2028 and 9,465 shares of Common Stock owned by the reporting person.

Remarks:

	/s/ John Dowd, Attorney-in-Fact	10/27/2026
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)