Vanguard S&P 500 Growth Index Fund ETF vs Zscaler Inc — how do they compare? Vanguard S&P 500 Growth Index Fund ETF trades at $87.27 (market cap $27.10B), while Zscaler Inc trades at $233.5 (market cap $35.35B). The key difference: Zscaler Inc is the larger of the two by market cap, and Vanguard S&P 500 Growth Index Fund ETF is trading nearer its 52-week high, Zscaler Inc nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold Vanguard S&P 500 Growth Index Fund ETF for 54 Days and Zscaler Inc for 41 Days on average.
| VOOG | ZS | |
|---|---|---|
Market Cap | $27.10B | $35.35B |
Volume | 1,178,312 | 3,726,203 |
Sector | Broad Market / Factor | Technology |
52-Week High | $87.81 | $336.27 |
52-Week Low | $65.32 | $118.05 |
Typical Hold Time | 54 Days | 41 Days |
Enterprise Value | — | $33.73B |
Signals from Pluang's Aura AI — not financial advice
VOOG trades at $87.69, down slightly by 0.14% on the day, with technical indicators showing mixed signals—bullish moving averages but bearish oscillators including an overbought RSI. The ETF, tracking the S&P 500 Growth Index, has delivered strong long-term returns, with recent news highlighting institutional buying and outperformance versus peers. Key support sits at $87, resistance at $88.
Outlook remains positive for long-term growth investors given VOOG's low expense ratio and historical outperformance, though near-term risks include tech sector concentration and market volatility. The ETF's focus on large-cap growth stocks positions it well for sustained appreciation, but investors should be cautious of valuation extremes in growth segments.
Zscaler (ZS) trades at $230.23, up 7.81% in the last 24 hours, with a bullish technical signal from moving averages. The company reported strong revenue growth, reaching $2.67 billion in 2025, and has beaten EPS estimates for three consecutive quarters. However, it remains unprofitable with a net income margin of -1.88%. Recent news includes a CRO transition and an upcoming Investor Day on October 6, 2026.
The outlook is mixed: robust revenue growth and AI-driven bookings offer upside, but profitability concerns and high valuation multiples pose risks. Analyst consensus is bullish with a $222.83 price target, though the stock trades above this level. Key risks include execution challenges and competitive pressures in cybersecurity.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
Latest headlines on both assets
VOOG is an index-based ETF that tracks the S&P 500 Growth Index, composed of the growth-oriented companies within the S&P 500. It selects constituents based on three key metrics—sales growth, the ratio of earnings change to price, and momentum—offering a highly liquid and low-cost way to capture the high-performing 'growth slice' of the broader U.S. large-cap market.
Read more on VOOG →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 →