PubMatic Inc vs Rambus Inc. Common Stock — how do they compare? PubMatic Inc trades at $17.61 (market cap $860.90M), while Rambus Inc. Common Stock trades at $89.23 (market cap $10.66B). The key difference: Rambus Inc. Common Stock is far larger — about 12.4× PubMatic Inc's market cap, and PubMatic Inc is trading nearer its 52-week high, Rambus Inc. Common Stock nearer its low. Which is the better fit depends on your goals — on Pluang, investors hold PubMatic Inc for 40 Days and Rambus Inc. Common Stock for 0 Days on average.
| PUBM | RMBS | |
|---|---|---|
Market Cap | $860.90M | $10.66B |
Volume | 528,167 | 2,136,075 |
Sector | Technology | Technology |
52-Week High | $19.18 | $170.66 |
52-Week Low | $6.28 | $79.73 |
Typical Hold Time | 40 Days | 0 Days |
Enterprise Value | $764.03M | $9.85B |
Signals from Pluang's Aura AI — not financial advice
PUBM trades at $17.64, down 4.75% today but maintains strong technical momentum with bullish moving average signals. The company reported three consecutive quarterly EPS beats despite negative annual net income margins. Recent Q2 2026 results showed 10.5% revenue growth and a significant EPS beat of $0.12 versus $0.03 expected, driven by mobile app and CTV segment strength.
Wall Street maintains bullish sentiment with 11 buy ratings and a $19.89 consensus target, representing 13% upside. Key risks include CFO transition uncertainty and competitive ad-tech landscape pressure. The stock's premium valuation (P/E 132) requires continued execution on AI-driven growth initiatives to justify current levels.
Rambus (RMBS) trades at $98.17, down 2.84% over 24 hours, with a neutral technical signal and key support at $96. The company reported strong profitability with a 31.69% net income margin and beat EPS estimates in two of the last three quarters. Recent news highlights its focus on AI infrastructure with new product launches, positioning it to benefit from growing demand for high-speed memory solutions.
The outlook is positive given analyst consensus of a $161.75 price target and 78.57% buy ratings, but risks include high valuation multiples and competitive pressures. Execution on AI-driven growth and maintaining earnings momentum are critical for stock appreciation, while any miss in upcoming results could pressure the premium valuation.
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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 →Rambus Inc. is a semiconductor and silicon IP company that licenses chip interface and security technologies, including memory interface chipsets for DDR5 and DDR4 server and client DIMMs, interface IP for PCIe, CXL, and HBM, and security IP such as Root of Trust and memory encryption. It serves data center, AI, automotive, and IoT markets.
Read more on RMBS →