Aon PLC vs Zscaler Inc — how do they compare? Aon PLC trades at $353.5 (market cap $75.61B), while Zscaler Inc trades at $178.42 (market cap $28.87B). The key difference: Aon PLC is far larger — about 2.6× Zscaler Inc's market cap, and Aon PLC pays a 0.92% dividend while Zscaler Inc pays none. Which is the better fit depends on your goals.
| AON | ZS | |
|---|---|---|
Market Cap | $75.61B | $28.87B |
Sector | Financials | Technology |
52-Week High | $381.26 | $336.27 |
52-Week Low | $308.22 | $118.05 |
Enterprise Value | $90.22B | $27.20B |
Dividend Yield | 0.92% | — |
Signals from Pluang's Aura AI — not financial advice
AON trades at $351.88, down 1.43% over the past day, with a neutral technical signal and support near $350. The company reported Q2 2026 EPS of $3.81, beating estimates, and has shown consistent revenue growth, reaching $17.18B in 2025. Profitability remains strong with a net income margin of 22.27% and ROE of 44.88%, though valuation ratios like P/E of 19.65 and P/S of 4.37 are elevated relative to historical averages.
The outlook is supported by analyst consensus with a $410 price target and 47% buy ratings, but risks include high debt levels and modest organic growth. Recent news highlights institutional buying and strategic appointments, yet some analysts caution on valuation. Earnings momentum and margin expansion provide upside potential if execution continues.
Zscaler (ZS) trades at $176.94, up 0.15% with strong bullish technical signals and positive analyst sentiment. The stock shows consistent revenue growth from $1.1B in 2022 to $2.67B in 2025, though it remains unprofitable with a -2.44% net margin. Recent earnings beats and leadership in Gartner Magic Quadrant for SASE platforms highlight operational strength. Current price sits near resistance at $177 with RSI indicating overbought conditions.
Outlook remains positive with 79% analyst buy ratings and $191.81 consensus target, but risks include negative profitability, high valuation multiples (P/S 8.94), and projected negative cash flow in 2026. The cybersecurity leader benefits from AI-driven security demand but faces execution risks amid competitive pressures.
Trailing returns across standard periods
Latest headlines on both assets
Aon is a leading global provider of insurance and reinsurance brokerage and human resource solutions. Its operations are tilted toward its brokerage operations. Headquartered in London, Aon has about 50,000 employees and operations in 120 countries around the world.
Read more on AON →Zscaler is a security-as-a-service firm that offers its customers cloud-delivered solutions for protecting user devices and data. The firm leverages its position in 150 colocation data centers to deliver traditionally appliance-based security functionality, such as firewalls and sandboxes, as a completely cloud-native platform. The firm focuses on large enterprise customers and offers two primary product suites: Zscaler Internet Access, which securely connects users to externally managed application and websites (such as Salesforce and Google), and Zscaler Private Access, which securely connects users to internally managed applications. Both product suites encompass a broad gamut of capabilities situated across the traditional security stack.
Read more on ZS →