CarMax Inc (KMX) Stock Price & How to Invest
Last updated July 2026
Short answer
CarMax (KMX) is the largest used-car retailer in the United States, and its stock is a cyclical bet on used-vehicle demand, affordability, and a still-early omnichannel turnaround. It trades as a consumer-discretionary name whose earnings swing hard with the used-car cycle rather than a steady compounder.
KMX stock price
As of 2026-07-10, CarMax Inc (KMX) last closed at $53.49, down 16.9% over the past year. Over the past 52 weeks it has traded between $30.88 and $65.20.
Prices are daily closing prices from Yahoo Finance and may be delayed. For the live quote, check your broker or CarMax Inc's investor relations page. Walnut is informational, not investment advice.
What does CarMax Inc (KMX) do?
CarMax, Inc. operates the largest used-vehicle retail business in the United States, selling used cars and light trucks through a network of physical stores paired with an omnichannel platform that lets customers browse, finance, and buy online, in store, or in a mix of both. The company makes money three ways: gross profit on retail used-vehicle sales, wholesale profit from selling trade-ins and auction vehicles it does not retail, and financing income through CarMax Auto Finance (CAF), its captive lender. Its no-haggle pricing model and scale in sourcing and reconditioning have long been its structural advantages in a highly fragmented market dominated by small independent dealers.
The investment picture is cyclical and turnaround-oriented. After a boom during the pandemic-era used-car spike, CarMax has spent several quarters contending with affordability pressure, high vehicle prices, elevated interest rates, and soft comparable-store used-unit sales. Recent quarterly revenue has grown again (helped by higher average selling prices and wholesale volume) while per-unit retail gross profit has come off record highs as the company runs pricing actions to rebuild sales momentum. Bulls point to scale, share gains in a giant addressable market, and the CAF finance engine, while the market prices in real uncertainty about margins, consumer demand, and competition from online and franchise-dealer rivals.
What's driving CarMax Inc (KMX)?
1. Used-vehicle demand and affordability
CarMax's top line tracks how many used vehicles Americans buy and at what price. Average retail selling prices have stayed elevated, which lifts revenue per unit but strains affordability and can suppress unit volume. A normalization in prices and interest rates that improves monthly-payment affordability would be a meaningful tailwind for unit sales.
2. Omnichannel and market-share gains
The company blends physical stores with online buying, letting customers transact however they prefer. In a market where the vast majority of used-car sales still run through small independent dealers, CarMax's scale in sourcing, reconditioning, and logistics gives it room to keep taking share. Execution on this omnichannel model is central to the turnaround story.
3. CarMax Auto Finance (CAF)
CAF is the captive lending arm that finances a large share of CarMax's retail sales and is a major profit contributor. Its results depend on loan volume, interest-rate spreads, and credit losses, so it can amplify both upside and downside. Expanding CAF's reach into a wider slice of the credit spectrum is a lever management has pointed to for future income.
4. Cost discipline and margin recovery
Per-unit retail gross profit came down from record levels as CarMax used pricing actions to drive sales, so the path back to healthier margins matters. Wholesale gross profit per unit and operating-expense control (SG&A leverage) are the other pieces of restoring profitability. Progress here is what a margin-recovery thesis rests on.
What are the risks to CarMax Inc (KMX)?
CarMax is highly cyclical and sensitive to consumer spending, so a weak economy or job market can quickly cut used-car demand. Elevated vehicle prices and interest rates have pressured affordability and comparable-store sales, and average used selling prices have been volatile. The CAF finance arm adds credit risk if loan losses rise in a downturn. Competition is intense from online players like Carvana and from franchise-dealer groups such as AutoNation and Lithia Motors. The stock has also been volatile, with the market cap having swung sharply, and valuation multiples have at times looked rich relative to the company's own history.
How is CarMax Inc (KMX) valued? (approximate, JULY 2026)
A simple financial snapshot. These are approximations and refresh quarterly; for current figures see CarMax Inc's investor relations page or your broker.
- Revenue (annual): ~$26B
- Recent quarter revenue (ended May 2026): ~$8.0B
- Recent quarter revenue growth (YoY): ~+6%
- Recent quarter EPS: ~$1.31
- Market cap: ~$7.3B
- P/E ratio (trailing): ~25-33x
CarMax's most recent quarter (ended May 2026) showed revenue of about $8.0 billion, up roughly 6% year over year, with EPS around $1.31, aided by higher average selling prices and wholesale volume even as comparable-store used-unit sales were roughly flat to slightly down. The market cap of about $7.3 billion is well below its pandemic-era peak, and the trailing P/E has ranged from the mid-20s to low-30s, above its longer-run historical average. All figures are approximate and as of JULY 2026.
Who competes with CarMax Inc (KMX)?
Online used-car retailers
Carvana is the primary digital-first rival, selling used cars fully online with home delivery and vending-machine pickup. These players compete directly with CarMax's omnichannel push and have pressured pricing and customer expectations in the used-car market.
Franchise dealer groups
Large publicly traded auto retailers such as AutoNation, Lithia Motors, Penske Automotive, and Group 1 Automotive operate extensive physical dealership networks selling both new and used vehicles. AutoNation in particular is one of the largest overall auto retailers by revenue and competes for used-vehicle buyers and trade-ins.
Independent used-car dealers
The used-car market is highly fragmented, with thousands of small independent and franchised dealers accounting for the majority of sales. Individually they are small, but collectively they are the biggest source of competition and the share pool that CarMax's scale aims to consolidate.
How to invest in CarMax Inc (KMX)
There are three common ways to get KMX exposure. Buy shares (or fractional shares) directly at any major broker. Hold an ETF that includes it, which spreads the position across many companies. Or build it into a focused thematic basket, so KMX sits alongside other stocks that express the same thesis.
Walnut takes the basket route. Describe a thesis where KMX fits (for example “AI infrastructure” or “dividend-growth large-caps”) and the AI proposes 5 to 6 constituents with target weights. You review the plan and fund it through your own broker when you're ready.
The bottom line on CarMax Inc (KMX)
KMX is a scale leader in a fragmented, cyclical market working through an affordability squeeze and a turnaround, so the picture is defined by used-car demand, margins, and its financing arm rather than by rapid growth.
More on CarMax Inc (KMX)
Whether KMX is worth buying today depends more on your time horizon and what you already hold than on any single call. We walk through valuation, what would have to go right, and the risks in is KMX a buy?, and where the stock could go from here in the KMX stock forecast.
For income investors, whether KMX pays a dividend and how the payout looks is covered in does KMX pay a dividend?
Build a basket around KMX with Walnut
Use CarMax Inc as one constituent in a thematic basket Walnut's AI helps you assemble. Describe a thesis you believe in, the AI proposes the holdings and weights, and you approve before any broker order.
FAQ
What does CarMax do?
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CarMax is the largest used-vehicle retailer in the United States. It sells used cars and trucks through physical stores and an online platform, buys vehicles from consumers, runs wholesale auctions for cars it does not retail, and finances many of its sales through its in-house lender, CarMax Auto Finance.
What ticker and exchange is CarMax on?
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CarMax trades under the ticker KMX on the New York Stock Exchange (NYSE). It is classified as a consumer-discretionary company in the automotive retail industry.
How does CarMax make money?
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CarMax earns gross profit on retail used-vehicle sales, wholesale profit from selling trade-in and auction vehicles it does not retail, and financing income through CarMax Auto Finance (CAF). CAF, its captive lender, is a significant contributor to overall profit.
Who are CarMax's main competitors?
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Its main competitors include online retailer Carvana, large franchise dealer groups such as AutoNation, Lithia Motors, Penske, and Group 1, and thousands of independent used-car dealers. The used-car market is very fragmented, so no single rival dominates it.
Is CarMax profitable?
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Yes, CarMax is profitable, reporting positive earnings per share in its recent quarters. Its profitability is cyclical, though, because per-unit gross margins and unit volumes move with used-vehicle prices, interest rates, and consumer demand.
Why is CarMax stock considered cyclical?
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Used-car demand rises and falls with the economy, employment, vehicle prices, and interest rates, so CarMax's sales and margins swing with the cycle. Its stock and market cap have been volatile as a result, moving well off pandemic-era highs.
What are the biggest risks for CarMax?
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Key risks include weak used-car demand in a downturn, affordability pressure from high prices and interest rates, soft comparable-store sales, credit losses at CarMax Auto Finance, intense competition, and a valuation that has at times looked elevated versus its own history.
What is CarMax Auto Finance?
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CarMax Auto Finance (CAF) is CarMax's captive lending arm that provides financing to a large share of its retail buyers. It is an important profit source, and its results depend on loan volume, interest-rate spreads, and credit-loss levels.
Walnut is informational, not investment advice. Financial figures on this page are approximations; always verify current numbers with CarMax Inc's investor relations page or your broker before making investment decisions.