Comparable stake leader
CINTAS CORP
SEC ownership of UNIFIRST CORP
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000717954.
Disclosed value leader
CINTAS CORP
Comparable rows
7/50
Latest evidence
31 Oct 2026
- Public ticker
- UNF on NYSE
- Parsed ownership sources
-
13D/G, 13F, and 3/4/5
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
CINTAS CORP
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
7 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
CINTAS CORP
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
31 Oct 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0000717954
- Issuer location
- Wilmington, MA
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of UNIFIRST CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
CINTAS CORP
Disclosed value leader
CINTAS CORP
Comparable rows
7/50
Latest evidence
31 Oct 2026
13D/G
13F
3/4/5
Lead comparable stake: 19%
43 rows are not safely comparable across share classes.
13D/G row: CINTAS CORP
Showing 1-8 of 50 holder rows.
Quick read
CINTAS CORP leads the comparable SEC ownership view at 19%.
7 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens CINTAS CORP's linked filing trail.
Comparable ownership
Top 5
CINTAS CORP
19%
BlackRock, Inc.
14%
VANGUARD PORTFOLIO MANAGEMENT LLC
5.7%
VANGUARD CAPITAL MANAGEMENT LLC
5.2%
LONDON CO OF VIRGINIA
5.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| CINTAS CORP |
13D/G
|
19%
Reported 13D/G
· 10 Mar 2026
|
$793,286,228
3,374,968 shares
|
$0 | 10 Mar 2026 |
| BlackRock, Inc. |
13D/G
|
14%
Reported 13D/G
· 30 Jun 2025
|
$404,514,007
2,149,153 shares
|
$0 | 30 Jun 2025 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13F
13D/G
Company · Vanguard Portfolio Management
|
5.7%
Reported 13D/G
· 31 Mar 2026
|
$208,018,280
830,346 shares
|
— | 30 Sep 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
5.2%
Reported 13D/G
· 31 Mar 2026
|
$191,756,615
762,179 shares
|
$0 | 31 Mar 2026 |
| LONDON CO OF VIRGINIA |
13D/G
The London Company
|
5.1%
Reported 13D/G
· 30 Jun 2026
|
$197,296,373
740,213 shares
|
$0 | 30 Jun 2026 |
| DIMENSIONAL FUND ADVISORS LP |
13F
13D/G
Company
|
4.8%
Reported 13D/G
· 30 Sep 2026
|
$176,361,543
703,965 shares
|
— | 30 Sep 2026 |
| River Road Asset Management, LLC |
13D/G
|
3.9%
Reported 13D/G
· 16 Mar 2026
|
$136,021,942
571,761 shares
|
-$38,386,830 | 16 Mar 2026 |
| Carol Croatti |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$470,196,552
2,798,789 shares
|
— | 15 Jul 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to selling over the last 12 months. Net value: -$574,915.
Buys
$0
Insiders: 0
Sells
$574,915
Insiders: 2
Net
-$574,915
Shares: -2,592
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 0
Shares: 2,592
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 0 | 1,464 | $0 | $347,759 | -$347,759 |
| 9-12 | 0 | 1,128 | $0 | $227,157 | -$227,157 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 20 reporting-owner rows connected to UNIFIRST CORP. Open a relationship link for the CIK-to-CIK filing trail.
Rows
20
Largest Forms 3/4/5 holder
Carol Croatti
Net 12M change
-$574.92K
Full value: -$574,916 · USD · 12-month changeLatest report
31 Oct 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Carol Croatti | 10%+ Owner | $470,196,552 | Mixed | 15 Jul 2022 | ||
| The Ronald D Croatti Trust - 1993 | 10%+ Owner | $452,351,424 | Mixed | 14 Oct 2024 | ||
| Steven S. Sintros | Chief Executive Officer, Director | $10,263,052 | Median | 31 Oct 2026 | ||
| Thomas Postek | Director | $5,904,377 | Mixed | 28 Nov 2022 | ||
| Shane O'Connor | Chief Financial Officer | $3,303,106 | Median | 31 Oct 2026 | ||
| Matthew Croatti | 10%+ Owner | $2,977,931 | Median | 31 Oct 2026 | ||
| Phillip L. Cohen | Director | $2,654,250 | Mixed | 16 Jan 2023 | ||
| David Martin Katz | Executive VP, Sales/Marketing | $2,161,236 | -$347,759 | -14% | Median | 31 Oct 2026 |
| David A. Difillippo | Retired EVP of Operations | $1,916,657 | Mixed | 05 Jan 2026 | ||
| Kelly C. Rooney | Executive VP and COO | $1,823,842 | Mixed | 16 Dec 2025 | ||
| Michael A. Croatti | Executive VP of Operations | $1,231,422 | Mixed | 19 Nov 2024 | ||
| Cecelia Levenstein | 10%+ Owner | $1,049,037 | Mixed | 06 Feb 2026 | ||
| William Masters Ross | Executive Vice President | $788,315 | -$227,157 | -22% | Mixed | 09 Feb 2026 |
| Raymond C. Zemlin | Director | $765,388 | Mixed | 13 Jan 2025 | ||
| Kathleen M. Camilli | Director | $495,236 | Mixed | 03 Apr 2023 | ||
| Joseph M. Nowicki | Director | $353,770 | Mixed | 16 Dec 2025 | ||
| Sergio A. Pupkin | Director | $284,071 | Mixed | 16 Dec 2025 | ||
| Cecilia K. McKenney | Director | $196,627 | Mixed | 16 Dec 2025 | ||
| Cynthia Croatti | Director, 10%+ Owner | Mixed | 16 Dec 2025 | |||
| Michael Iandoli | Director | Mixed | 16 Dec 2025 |
Recent insider transactions for UNIFIRST CORP
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Matthew Croatti | UNF | Common Stock | Award | 8.87% | 968 | 11,887 | 02 Nov 2026 | Direct | ||
| David Martin Katz | UNF | Common Stock | Tax liability | -6.8% | -446 | 6,112 | 02 Nov 2026 | Direct | ||
| David Martin Katz | UNF | Common Stock | Award | 70.5% | 3,566 | 8,627 | 02 Nov 2026 | Direct | ||
| Shane O'Connor | UNF | Common Stock | Tax liability | -5.56% | -583 | 9,896 | 02 Nov 2026 | Direct | ||
| Shane O'Connor | UNF | Common Stock | Award | 54.7% | 4,662 | 13,185 | 02 Nov 2026 | Direct | ||
| Steven S. Sintros | UNF | Common Stock | Award | 31.7% | 9,870 | 40,967 | 02 Nov 2026 | Direct | ||
| Matthew Croatti | UNF | Common Stock | Tax liability | -2.88% | -324 | 10,919 | 31 Oct 2026 | Direct | ||
| David Martin Katz | UNF | Common Stock | Tax liability | -14.8% | -954 | 5,507 | 31 Oct 2026 | Direct | ||
| Shane O'Connor | UNF | Common Stock | Tax liability | -11.3% | -1,161 | 9,106 | 31 Oct 2026 | Direct | ||
| Steven S. Sintros | UNF | Common Stock | Tax liability | -8.49% | -2,885 | 31,097 | 31 Oct 2026 | Direct | ||
| Matthew Croatti | UNF | Common Stock | Tax liability | -5.62% | -669 | 11,243 | 23 Oct 2026 | Direct | ||
| Matthew Croatti | UNF | Common Stock | Options Exercise | 9.16% | 1,000 | 11,912 | 23 Oct 2026 | Direct | ||
| Matthew Croatti | UNF | Stock Appreciation Rights | Options Exercise | -100% | -1,000 | 0 | 23 Oct 2026 | Direct | ||
| Cecelia Levenstein | UNF | Common Stock | Gift | -5.85% | -250 | 4,023 | 17 Mar 2026 | Direct | ||
| Cecelia Levenstein | UNF | Common Stock | Gift | -5.53% | -250 | 4,273 | 16 Mar 2026 | Direct | ||
| Cecelia Levenstein | UNF | Common Stock | Gift | -5.24% | -250 | 4,523 | 13 Mar 2026 | Direct | ||
| David Martin Katz | UNF | Common Stock | Sale | -18.5% | -$347,759 | $237.54 | -1,464 | 6,461 | 17 Feb 2026 | Direct |
| Cecelia Levenstein | UNF | Common Stock | Gift | -4.98% | -250 | 4,773 | 09 Feb 2026 | Direct | ||
| William Masters Ross | UNF | Common Stock | Sale | -22.7% | -$227,157 | $201.38 | -1,128 | 3,849 | 09 Feb 2026 | Direct |
| Cecelia Levenstein | UNF | Common Stock | Gift | -9.05% | -500 | 5,023 | 06 Feb 2026 | Direct | ||
| David A. Difillippo | UNF | Common Stock | Tax liability | -10.5% | -1,138 | 9,684 | 05 Jan 2026 | Direct | ||
| Sergio A. Pupkin | UNF | Common Stock | Award | 47.8% | 575 | 1,777 | 16 Dec 2025 | Direct | ||
| Sergio A. Pupkin | UNF | Stock Appreciation Right | Award | 987 | 987 | 16 Dec 2025 | Direct | |||
| Kelly C. Rooney | UNF | Common Stock | Award | 43.3% | 3,445 | 11,409 | 16 Dec 2025 | Direct | ||
| Kelly C. Rooney | UNF | Stock Appreciation Right | Award | 4,940 | 4,940 | 16 Dec 2025 | Direct | |||
| Steven S. Sintros | UNF | Common Stock | Award | 17.9% | 5,167 | 33,982 | 16 Dec 2025 | Direct | ||
| Steven S. Sintros | UNF | Stock Appreciation Right | Award | 7,410 | 7,410 | 16 Dec 2025 | Direct | |||
| Cynthia Croatti | UNF | Stock Appreciation Right | Award | 987 | 987 | 16 Dec 2025 | Direct | |||
| Matthew Croatti | UNF | Common Stock | Award | 6.29% | 646 | 10,912 | 16 Dec 2025 | Direct | ||
| Matthew Croatti | UNF | Stock Appreciation Right | Award | 618 | 618 | 16 Dec 2025 | Direct | |||
| Cecilia K. McKenney | UNF | Common Stock | Award | 87.8% | 575 | 1,230 | 16 Dec 2025 | Direct | ||
| Cecilia K. McKenney | UNF | Stock Appreciation Right | Award | 987 | 987 | 16 Dec 2025 | Direct | |||
| Michael Iandoli | UNF | Stock Appreciation Right | Award | 987 | 987 | 16 Dec 2025 | Direct | |||
| Joseph M. Nowicki | UNF | Common Stock | Award | 35.1% | 575 | 2,213 | 16 Dec 2025 | Direct | ||
| Joseph M. Nowicki | UNF | Stock Appreciation Right | Award | 987 | 987 | 16 Dec 2025 | Direct | |||
| David Martin Katz | UNF | Common Stock | Award | 30.8% | 1,866 | 7,925 | 16 Dec 2025 | Direct | ||
| David Martin Katz | UNF | Stock Appreciation Right | Award | 2,676 | 2,676 | 16 Dec 2025 | Direct | |||
| Shane O'Connor | UNF | Common Stock | Award | 31.2% | 2,440 | 10,267 | 16 Dec 2025 | Direct | ||
| Shane O'Connor | UNF | Stock Appreciation Right | Award | 3,500 | 3,500 | 16 Dec 2025 | Direct | |||
| William Masters Ross | UNF | Common Stock | Award | 35.1% | 1,292 | 4,977 | 16 Dec 2025 | Direct | ||
| William Masters Ross | UNF | Stock Appreciation Right | Award | 1,235 | 1,235 | 16 Dec 2025 | Direct | |||
| Steven S. Sintros | UNF | Common Stock | Tax liability | -0.99% | -287 | 28,815 | 19 Nov 2025 | Direct |
* marks a reported price that did not pass the local price check.