Cintas
CTAS · NASDAQ
Who owns CTAS
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 40.1% of CTAS’s shares.
- Summer Hill Partners, L.L.L.P.13.3%
- Vanguard Capital Management, LLC5.6%
- BlackRock Institutional Trust Company, N.A.4.5%
- State Street Investment Management (US)4.0%
- Next 6 largest institutions12.9%
- All other shareholders59.9%
| Holder | Shares | % of shares |
|---|---|---|
| Summer Hill Partners, L.L.L.P. | 53.16M | 13.28% |
| Vanguard Capital Management, LLC | 22.21M | 5.55% |
| BlackRock Institutional Trust Company, N.A. | 17.84M | 4.46% |
| State Street Investment Management (US) | 15.82M | 3.95% |
| Vanguard Portfolio Management, LLC | 13.45M | 3.36% |
| Invesco Capital Management LLC | 13.04M | 3.26% |
| Geode Capital Management, L.L.C. | 9.55M | 2.39% |
| Fidelity Management & Research Company LLC | 5.77M | 1.44% |
| T. Rowe Price Associates, Inc. | 5.26M | 1.31% |
| Farmer (Scott D) | 4.45M | 1.11% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 10.83M | 2.71% |
| Vanguard 500 Index Fund | 8.93M | 2.23% |
| Invesco QQQ Trust | 8.61M | 2.15% |
| iShares Core S&P 500 ETF | 4.54M | 1.13% |
| Fidelity 500 Index Fund | 4.40M | 1.10% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $3.56M (3 trades) of CTAS on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Coletti Robert E. | Award | 30 | $5.97K |
| Barstad Melanie W. | Award | 12 | $2.39K |
| CARNAHAN KAREN L | Award | 18 | $3.58K |
| TYSOE RONALD W | Award | 102 | $20.29K |
| Garula Scott | Tax withholding | 2.96K | $599.62K |
| Garula Scott | Award | 10.70K | $2.17M |
| Rozakis Jim | Award | 5.99K | — |
| Rozakis Jim | Award | 35.99K | — |
| Rozakis Jim | Tax withholding | 3.64K | $738.47K |
| Rozakis Jim | Award | 555 | $112.50K |
Congressional trades
Disclosed by members of Congress over the last 12 months
| Member | Type | Amount | Traded |
|---|---|---|---|
| Ro KhannaHouse | Sale | $1K–$15K | Nov 10, 2025 |
| Ro KhannaHouse | Sale | $1K–$15K | Nov 3, 2025 |
Short interest
Settled Sep 30, 2026
- Shares short
- 12.51M
- Days to cover
- 5.35
- % of shares outstanding
- 3.13%
- Average daily volume
- 2.34M
- Change since last report
- +11.5%
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