Is CTAS a good stock to buy?We came across a bullish thesis on Cintas Corporation on Astute Optics - US's Substack. The thesis was published on September 13th, when the stock was trading at $200.82, and CTAS gained about 6% since then. The gain appears to reflect strong quarterly results, improving profit margins, and raised full-year revenue and earnings guidance, supported by resilient demand for uniform rental and workplace services. In this article, we will summarize the bulls' thesis on CTAS. Cintas Corporation's share was trading at $220 and its forward P/E ratio is 40.
CTAS shares gained 20% over the last 12 months. Comparable stocks like UniFirst and Aramark gained 65% and 42%, respectively. CTAS's smaller gain may partly reflect its demanding valuation and uncertainty surrounding its planned $5.5 billion acquisition of UniFirst, while the takeover offer itself helped lift UniFirst's shares. Does this leave room for CTAS to catch up, or are investors right to be cautious?
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In June, we published an article about the 10 Best Stocks to Buy According to Billionaire Richard Chilton and CTAS ranked #9 in that article. CTAS returned more than 25% since then. So, Richard Chilton were right about CTAS. This article explains why hedge funds were bullish on CTAS. Before getting into our analysis, let's take a look at the business and why some investors like the stock so much.
Cintas Corporation (NASDAQ:CTAS) provides uniforms, workplace supplies, and facility services to businesses across North America, including uniform rental, first-aid and safety products, restroom supplies, and fire protection. The key question for investors is whether the company's strong operating performance and its planned acquisition of UniFirst Corporation can justify a premium stock price.
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Cintas has built a profitable, steady-revenue business by adding more customers to its existing delivery routes, which makes each route more efficient over time. In the twelve months through May 2026, revenue grew 8.9% to $11.3 billion, and profitability improved, with the operating margin reaching 23.3%. Even so, the stock trades at about 41 times trailing earnings, well above the roughly 32 times average for similar business-services companies (see why Cintas' strong quarter leaves its valuation as the harder question .) That gap shows investors are paying up for Cintas to keep executing well, not just to keep growing steadily.
The bullish case rests on Cintas' route-based model and the idea that businesses will keep needing uniforms, safety products, and facility services. As more companies outsource these tasks, Cintas can deepen its existing customer relationships while keeping delivery costs low. It serves a wide range of industries, including healthcare, hospitality, automotive, manufacturing, government, and food processing. This approach has translated into strong cash generation, with free cash flow for fiscal 2026 reaching approximately $1.9 billion.
Cintas' biggest growth opportunity is its planned acquisition of UniFirst Corporation, a $5.5 billion deal expected to save around $375 million a year once the two companies are combined. The merger would give Cintas broader service capabilities, larger delivery routes, and stronger supply chains. UniFirst Corporation shareholders approved the deal in June 2026, and it is expected to close in the second half of 2026, pending regulatory approval. If it goes through smoothly, the deal could strengthen Cintas' competitive position — but investors still need proof that management can deliver the promised savings.
Wall Street remains cautiously optimistic on the stock: the average analyst price target of $216.31 implies about 7.4% upside from Cintas' current share price of $201.50. That optimism reflects confidence in Cintas' margins and recurring revenue, but the stock's premium valuation — 41 times trailing earnings and 37.1 times projected earnings — leaves little room for error. Management expects fiscal 2027 revenue of $12.10 billion to $12.25 billion and adjusted earnings per share of $5.36 to $5.50, and investors will be watching closely to see if growth stays strong enough to support today's price.
However, this premium valuation is also the main risk. If growth slows, labor costs rise, or the UniFirst integration doesn't go as planned, investors may start questioning whether the stock deserves such a high multiple. Cintas' record margins show strong execution, but the elevated valuation leaves little cushion if results disappoint.
Another risk for the stock is regulatory approval weakening the UniFirst deal's benefits. Combining two major uniform suppliers could raise concerns about customer choice in overlapping markets. Regulators could require asset sales or other concessions before allowing the transaction to close. Cintas warns that approval conditions could reduce the acquisition's expected benefits. Its savings target depends partly on combining routes, facilities, and supply chains. Required divestitures could remove some of those opportunities even if the deal proceeds. In our opinion, this could pressure Cintas' price multiples if investors receive less acquisition-driven earnings growth than they expect.
Hedge fund positioning shows a mixed signal. As per our database, 64 hedge funds held Cintas Corporation at the end of the second quarter, up slightly from 63 in the previous quarter. This modest increase suggests institutional investors remain generally positive on Cintas' business model but cautious about its high valuation. In comparison, UniFirst Corporation (NYSE:UNF) was held by 46 hedge funds, up from 45, Vestis Corporation (NYSE:VSTS) was held by 34 hedge funds, up from 29, and Aramark (NYSE:ARMK) was held by 53 hedge funds, up from 42. Aramark saw the strongest jump in hedge fund conviction, while hedge fund interest in UniFirst Corporation and Vestis Corporation also improved. Cintas Corporation stayed relatively stable, reflecting continued confidence in its execution but caution around its elevated valuation and acquisition-driven growth expectations.
Short interest data also paints a fairly calm picture for Cintas Corporation, with 4.22% of its shares sold short, compared with 10.65% for UniFirst Corporation, 11.70% for Vestis Corporation, and 2.98% for Aramark. The higher short interest in Vestis Corporation and UniFirst Corporation points to greater investor skepticism toward those companies, while Cintas Corporation faces somewhat more bearish positioning than Aramark, suggesting the market has confidence in the business but is still weighing whether future growth can justify its higher valuation.
Valuation Analysis
CTAS's forward P/E is 40x. UniFirst Corporation and Aramark trade at forward P/Es of 19.23x and 21x, respectively. CTAS's own forward P/E was 38.17x on November 30, 2025, meaning its current valuation is approximately 5% higher. We believe the current valuation reflects investor confidence in Cintas' recurring revenue, improving margins, and potential savings from the UniFirst acquisition. However, the stock still trades at a substantial premium to both peers, and UniFirst's pending takeover limits its usefulness as an independent valuation benchmark. Cintas Corporation's adjusted earnings per share increased from $4.40 in fiscal 2025 to $4.94 in fiscal 2026, representing approximately 12% growth, while its fiscal 2027 guidance implies approximately 10%–12% growth excluding the acquisition's impact. We believe this growth supports a premium, but does not make CTAS an obvious bargain at 40 times forward earnings, since a lower P/E could offset future earnings gains. If Cintas maintains strong growth and delivers the acquisition's expected savings, its earnings could support further upside, but we would prefer a lower entry price to provide a better margin of safety.
Previously, we covered a bullish thesis on Watsco, Inc. (WSO) by FluentInQuality in March 2025, which highlighted its HVAC distribution leadership, recurring demand, technological investments, and strong capital efficiency. WSO's stock price has depreciated by approximately 40.25% since our coverage. We believe CTAS could be a good long-term investment at a lower price, as its premium valuation leaves limited room for slower earnings growth or disappointing acquisition savings.
Cintas Corporation is not on our list of the 40 Most Popular Stocks Among Hedge Funds . While CTAS could benefit from steady demand for workplace services and savings from the UniFirst acquisition, we believe certain AI infrastructure stocks offer far stronger long-term potential at a much more attractive entry point. If you are looking for an AI stock more promising than CTAS that operates as a critical AI tollboothand stands as the most important company in the world, check out our report about this must-own AI stock .
Disclosure: None.
