PubMatic Inc vs Vanguard S&P 500 ETF — how do they compare? PubMatic Inc trades at $18.56 (market cap $845.86M), while Vanguard S&P 500 ETF trades at $714.58 (market cap $1.80T). The key difference: Vanguard S&P 500 ETF is far larger — about 2128× PubMatic Inc's market cap, and PubMatic Inc is more actively traded (519,667 versus 4,660,398). Which is the better fit depends on your goals — on Pluang, investors hold PubMatic Inc for 40 Days and Vanguard S&P 500 ETF for 55 Days on average.
| PUBM | VOO | |
|---|---|---|
Market Cap | $845.86M | $1.80T |
Volume | 519,667 | 4,660,398 |
Sector | Technology | Broad Market / Factor |
52-Week High | $19.18 | $716.17 |
52-Week Low | $6.28 | $580.93 |
Typical Hold Time | 40 Days | 55 Days |
Enterprise Value | $748.99M | — |
Signals from Pluang's Aura AI — not financial advice
PubMatic (PUBM) trades at $18.68, up 1.8% with bullish technical signals and strong analyst support. The stock shows positive momentum with recent earnings beats and double-digit revenue growth in Q2 2026. Despite negative net margins, the company maintains robust gross margins of 64.43% and positive operating cash flow of $81.06M in 2025. Recent leadership appointments and AI product launches signal strategic growth initiatives.
The outlook remains cautiously optimistic with Wall Street consensus at Buy (64.7%) and $19.89 price target. Key risks include persistent profitability challenges and competitive pressures in digital advertising. The stock's elevated P/E of 132 reflects growth expectations but requires sustained execution to justify valuation.
VOO trades at $714.42, down 0.24% on the day, with a bullish technical signal from moving averages but neutral oscillators. The ETF's dividend yield is modest, and recent news highlights its role in long-term wealth building amid expectations of slowing S&P 500 profit growth. Short interest increased 46.9% in September, indicating some bearish sentiment.
The outlook for VOO remains positive for buy-and-hold investors, supported by its low-cost exposure to the S&P 500. Risks include macroeconomic headwinds from potential Fed rate hikes and elevated short interest. Analyst consensus favors long-term holding, with the ETF seen as a core portfolio component for diversification.
Trailing returns across standard periods
What Pluang investors did over the last 30 days
Latest headlines on both assets
PubMatic Inc is engaged in the digital advertising business. The company provides a specialized cloud infrastructure platform that enables real-time programmatic advertising transactions. The platform helps independent app developers and publishers to control and maximize their digital advertising businesses.
Read more on PUBM →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 →