Vanguard S&P 500 ETF vs Zscaler Inc — how do they compare? Vanguard S&P 500 ETF trades at $710.39, while Zscaler Inc trades at $177.2 (market cap $28.87B). The key difference: Vanguard S&P 500 ETF is trading nearer its 52-week high, Zscaler Inc nearer its low. Which is the better fit depends on your goals.
| VOO | ZS | |
|---|---|---|
Sector | Broad Market / Factor | Technology |
52-Week High | $710.71 | $336.27 |
52-Week Low | $580.93 | $118.05 |
Market Cap | — | $28.87B |
Enterprise Value | — | $27.20B |
Signals from Pluang's Aura AI — not financial advice
VOO trades at $710.12, down slightly by 0.07% amid mixed market signals. Technical indicators show a bullish trend with strong moving average support, though oscillators suggest caution with RSI levels indicating overbought conditions. The ETF remains a core holding for broad US market exposure, with institutional interest demonstrated by recent position increases from advisory firms.
The outlook for VOO remains positive given its low-cost S&P 500 exposure, though current market valuations present near-term risk. Key catalysts include corporate earnings growth and inflation data, while risks center on market breadth concerns and potential profit-taking at record highs.
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
VOO is a foundational ETF that tracks the S&P 500 Index, providing exposure to 500 of the largest and most established companies in the United States. Renowned for its ultra-low expense ratio and tax efficiency, it serves as a core building block for long-term investors seeking to capture the total return of the U.S. large-cap market in a single, highly liquid vehicle.
Read more on VOO →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 →