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UNF · Unifirst Corp

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$285.75 -2.23 (-0.77%) At close · Aug 27
Market Cap
$5.21B
Shares
18.08M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 338
Total Value: $3,900,036,345
Total Shares: 14,747,175
Showing 1–100 of 343 holdings by value · page 1 of 4

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 338 13F filers · Δ vs Mar 31, 2026
Top Holder
14.9%
Sep 2023 → Jun 2026 · range 13.9% – 16.2%
+0.9 pts
Top 5
34.9%
Sep 2023 → Jun 2026 · range 33.4% – 45.5%
+1.5 pts
Top 10
49.3%
Sep 2023 → Jun 2026 · range 48.8% – 63.6%
+0.5 pts
HHI
412
Sep 2023 → Jun 2026 · range 385 – 603
Broadly held+27

Quarterly Activity

vs Mar 31, 2026
New
52
Increased
108
Decreased
121
Sold Out
49
Unchanged
57
Holder count: +3
Institutional value: +1.1%
Shares held: -3.9%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 343
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 717954 CUSIP 904708104 13F (30d) 287 filings 283 filers Visit website Investor relations