Five9 Inc vs MasTec Inc — how do they compare? Five9 Inc trades at $24.86 (market cap $1.90B), while MasTec Inc trades at $342 (market cap $28.27B). The key difference: MasTec Inc is far larger — about 14.9× Five9 Inc's market cap. Which is the better fit depends on your goals.
| FIVN | MTZ | |
|---|---|---|
Market Cap | $1.90B | $28.27B |
Sector | Technology | Technology |
52-Week High | $29.16 | $437.51 |
52-Week Low | $13.61 | $172.51 |
Enterprise Value | $1.98B | $31.01B |
Signals from Pluang's Aura AI — not financial advice
Five9 (FIVN) trades at $25.05, down 2.07% on the day, with a bullish technical outlook supported by moving averages. The company shows improving fundamentals, with revenue growing from $779M in 2022 to $1.15B in 2025 and turning profitable with net income of $39.42M. Recent news highlights AI product launches and workplace awards, while legal scrutiny on insider conduct persists.
The stock presents a positive outlook with strong analyst support (61% buy ratings) and a consensus price target of $27.00, offering ~8% upside. Key risks include negative net cash flow, high debt levels, and ongoing legal investigations into insider fiduciary duties that could pressure sentiment.
MasTec (MTZ) trades at $336.22, down 7.91% over 24 hours, with a bearish technical signal from moving averages but neutral oscillators. The company reported strong Q1 2026 earnings, beating estimates with EPS of $1.39, and holds a record $20.3 billion backlog. Recent news highlights a $1.65 billion acquisition of The Superior Group to expand AI data center infrastructure capabilities, signaling strategic growth in high-demand markets.
Outlook remains positive driven by infrastructure spending and AI demand, with a consensus price target of $481.77 implying 43% upside. Risks include integration challenges from acquisitions and elevated valuation multiples. Analyst consensus is strongly bullish with 89% buy ratings, supporting long-term growth prospects amid near-term volatility.
Trailing returns across standard periods
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 →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 →