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Compare Five9 Inc (FIVN) vs MasTec Inc (MTZ) Price & Performance

MasTec IncTrade

Price performance (Past 24H)

Key statistics

Five9 Inc vs MasTec Inc — how do they compare? Five9 Inc trades at $36.4 (market cap $2.63B), while MasTec Inc trades at $212.65 (market cap $17.40B). The key difference: MasTec Inc is far larger — about 6.6× Five9 Inc's market cap, and Five9 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 Five9 Inc for 72 Days and MasTec Inc for 23 Days on average.

FIVNMTZ
Market Cap
$2.63B$17.40B
Volume
1,864,3931,415,821
Sector
TechnologyIndustrials
52-Week High
$38.65$437.51
52-Week Low
$13.61$190.08
Typical Hold Time
72 Days23 Days
Enterprise Value
$2.78B$20.32B

Aura AI Summary

Signals from Pluang's Aura AI — not financial advice

Five9 Inc

Five9 (FIVN) trades at $36.4, up 7.76% on the day, with a bullish technical signal and consistent earnings beats in recent quarters. Revenue growth is accelerating, reaching $1.15B in 2025, while net income turned positive at $39.42M. The stock is near its 52-week high, supported by strong AI-driven subscription growth and leadership in the contact center-as-a-service market.

Outlook remains positive given robust AI revenue growth and raised guidance, but risks include high valuation multiples and insider selling. Analyst consensus is bullish with a $34 price target, though the current price exceeds it, suggesting near-term consolidation may occur before further upside.

MasTec Inc

MasTec (MTZ) trades at $212.65, down 4.8% amid bearish technical signals, though recent earnings show mixed results with two beats and one miss. The company maintains strong analyst support with 88.9% buy ratings and a $408.58 consensus target, supported by record $21.4B backlog and infrastructure demand growth. Revenue reached $14.3B in 2025 with 3.07% net margin, while valuation ratios appear elevated with P/E of 34.5.

MTZ presents a compelling infrastructure growth story with AI and data center exposure, though premium valuation and weak cash flow pose near-term risks. The stock's current discount to analyst targets offers potential upside if execution improves, but investors should monitor communications segment softness and margin pressures in a competitive contracting environment.

Returns comparison

Trailing returns across standard periods

Investor sentiment on Pluang

What Pluang investors did over the last 30 days

FIVN
0% Buy100% Sell
Avg holding period · 72 Days
MTZ
88% Buy12% Sell
Avg holding period · 23 Days

About Five9 Inc

Five9 provides cloud-native contact center software that enables digital customer service, sales, and marketing engagement. The company's Virtual Contact Center platform combines core telephony functionality, omnichannel engagement capabilities, and various software modules into a unified cloud contact-center-as-a-service, or CCaaS, platform. Five9's artificial intelligence and automation portfolio supplements and enhances the firm's core CCaaS offerings, including solutions for digital self-service, agent assist technology, and workflow automation. Five9 also offers workforce optimization products that optimize call center efficiency through workforce management solutions, manage interaction quality, and track agent performance.

Read more on FIVN →

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 →