PubMatic Inc vs United Microelectronics Corp — how do they compare? PubMatic Inc trades at $16.19 (market cap $742.01M), while United Microelectronics Corp trades at $22.22 (market cap $54.48B). The key difference: United Microelectronics Corp is far larger — about 73.4× PubMatic Inc's market cap, and United Microelectronics Corp pays a 1.84% dividend while PubMatic Inc pays none. Which is the better fit depends on your goals.
| PUBM | UMC | |
|---|---|---|
Market Cap | $742.01M | $54.48B |
Sector | Technology | Technology |
52-Week High | $17.78 | $28.02 |
52-Week Low | $6.28 | $6.76 |
Enterprise Value | $645.14M | $51.52B |
Dividend Yield | — | 1.84% |
Signals from Pluang's Aura AI — not financial advice
PubMatic (PUBM) trades at $16.29, down 1.27% on the day, with a bullish technical signal driven by moving averages and recent support above the 20-day average. The company reported Q2 2026 revenue growth of 11% year-over-year and an EPS beat, though net income margins remain negative. Positive sentiment is fueled by AI-driven ad tech adoption and strategic hires, such as the new Global Chief Revenue Officer.
Outlook: Strong analyst consensus (64.7% buy ratings) and a $20.83 price target suggest upside potential from AI product momentum and cost controls. Risks include persistent profitability challenges and CFO transition uncertainty. The stock offers growth exposure but requires monitoring of margin improvement.
UMC trades at $21.82, up 5.06% in 24 hours, with a bullish technical signal from moving averages but overbought RSI readings. The company reported strong Q2 2026 earnings, beating estimates with EPS of $0.54 versus $0.16 expected, and announced a $0.41 dividend payable in August 2026. Revenue trends show recovery, with 2026 projections at $250.7B and net income margin improving to 32.75%.
Outlook is positive due to earnings momentum and AI expansion plans, but risks include competitive pressures and volatility from AI spending concerns. Analyst consensus is mixed with 27% buy ratings, suggesting cautious optimism amid high valuation multiples like P/E of 20.96.
Trailing returns across standard periods
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 →Founded in 1980, United Microelectronics is the world's third-largest dedicated chip foundry, with 7% market share in 2021, according to Gartner, after TSMC and GlobalFoundries. UMC's headquarters are in Hsinchu, Taiwan, and it operates 12 fabs in Taiwan, Mainland China, Japan and Singapore, with additional sales offices in Europe, the U.S. and South Korea. UMC features a diverse customer base including Texas Instruments, MediaTek, Qualcomm, Broadcom, Xilinx and Realtek, supplying a wide range of products applied in communications, display, memory, automotive and more. UMC employs about 20,000 people.
Read more on UMC →