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Compare CarMax, Inc (KMX) vs MasTec Inc (MTZ) Price & Performance

CarMax, IncTrade
MasTec IncTrade

Price performance (Past 24H)

Key statistics

CarMax, Inc vs MasTec Inc — how do they compare? CarMax, Inc trades at $52.61 (market cap $7.64B), while MasTec Inc trades at $212.65 (market cap $17.40B). The key difference: MasTec Inc is far larger — about 2.3× CarMax, Inc's market cap, and CarMax, Inc is trading nearer its 52-week high, MasTec Inc nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold CarMax, Inc for 49 Days and MasTec Inc for 23 Days on average.

KMXMTZ
Market Cap
$7.64B$17.40B
Volume
3,610,1161,415,821
Sector
Consumer CyclicalIndustrials
52-Week High
$64.22$437.51
52-Week Low
$30.88$190.08
Typical Hold Time
49 Days23 Days
Enterprise Value
$25.34B$20.32B

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

CarMax, Inc

CarMax (KMX) trades at $53.79, up 0.96% with recent earnings beats driving positive momentum. The stock shows bearish technical signals but strong fundamental improvements with Q2 2026 EPS of $1.16 beating estimates by 58%. Revenue grew 19.5% to $7.9 billion in the latest quarter, while the company's Shift into GEAR strategy shows early success. Valuation metrics remain reasonable with P/E of 25.37 and P/S of 0.28, though net margins remain thin at 1.06%.

KMX presents a turnaround story with improving operational execution but faces margin pressure and high debt levels. The consensus price target of $58.89 suggests 9.5% upside potential, though analyst sentiment remains cautious with 62% hold ratings. Key risks include used car market volatility and interest rate sensitivity, while catalysts include continued execution of the growth strategy and potential share buybacks.

MasTec Inc

MasTec (MTZ) trades at $216.66, down 3.0% on the day, amid bearish technical signals despite strong analyst support. The stock shows mixed earnings performance with recent Q2 2026 EPS missing expectations, but maintains robust revenue growth projections and a record $21.4B backlog. Current valuation metrics include a P/E of 34.5 and P/S of 1.06, while profitability metrics show a 3.07% net income margin and 15.39% ROE.

The investment outlook remains positive based on strong analyst consensus (88.9% buy ratings) and a $408.58 price target, representing significant upside potential. Key opportunities include infrastructure investment cycles and AI-driven data center demand, while risks include premium valuation, weak cash flow trends, and communications segment softness. The stock's current price near support levels offers potential entry points for long-term investors.

Returns comparison

Trailing returns across standard periods

Investor sentiment on Pluang

What Pluang investors did over the last 30 days

KMX

No sentiment data available yet.

MTZ
88% Buy12% Sell
Avg holding period · 23 Days

About CarMax, Inc

CarMax sells, finances, and services used and new cars through a chain of over 230 used retail stores. It was formed in 1993 as a unit of Circuit City and spun off into an independent company in late 2002. Used-vehicle sales typically account for about 83% of revenue and wholesale about 13%, with the remaining portion composed of extended service plans and repair. In fiscal 2022, the company retailed and wholesaled 924,338 and 706,212 used vehicles, respectively. CarMax is the largest used-vehicle retailer in the U.S. but still estimates that it has only about 4% U.S. market share of vehicles 0-10 years old in 2021. It seeks over 5% share by the end of calendar 2025 and revenue between $33 billion to $45 billion by fiscal 2026. CarMax is based in Richmond, Virginia.

Read more on KMX →

About MasTec Inc

MasTec, Inc. is a leading infrastructure construction company operating mainly in North America. The company's services cover a diverse range of end-markets, including communications (building fiber and wireless infrastructure), oil & gas, electric power (transmission, distribution, and clean energy), and industrial projects. MTZ provides critical engineering, procurement, and construction (EPC) services that support the expansion and maintenance of essential infrastructure across the continent.

Read more on MTZ →