PubMatic Inc vs United Microelectronics Corp — how do they compare? PubMatic Inc trades at $12.64 (market cap $600.05M), while United Microelectronics Corp trades at $21.35 (market cap $52.23B). The key difference: United Microelectronics Corp is far larger — about 87× PubMatic Inc's market cap, and United Microelectronics Corp pays a 1.95% dividend while PubMatic Inc pays none. Which is the better fit depends on your goals.
| PUBM | UMC | |
|---|---|---|
Market Cap | $600.05M | $52.23B |
Sector | Technology | Technology |
52-Week High | $13.83 | $28.02 |
52-Week Low | $6.28 | $6.58 |
Enterprise Value | $497.55M | $49.83B |
Dividend Yield | — | 1.95% |
Signals from Pluang's Aura AI — not financial advice
PubMatic trades at $12.92, up 1.49% today, with a neutral technical signal and bullish moving averages. The company reported Q1 2026 revenue that beat expectations despite a net loss, and maintains a strong gross margin of 63.22%. Recent news highlights product launches like AgenticOS and partnerships expanding its programmatic advertising reach, with Q2 2026 results due August 6, 2026.
Outlook is mixed: analyst consensus is split evenly between Buy and Hold with a $17.00 price target, suggesting 32% upside, but risks include sustained negative net income margins and competitive pressures in ad tech. Cash flow remains positive, supporting operations amid profitability challenges.
UMC trades at $21.19, down 0.28% on the day, with a bullish technical signal from oscillators but bearish moving averages. The company reported Q1 2026 EPS of $0.20, beating expectations, and maintains a net income margin of 20.25%. Recent news highlights mass production of silicon photonics ICs and strong June 2026 sales growth of 22.85% year-over-year.
Outlook is supported by earnings beats and specialty technology demand, but risks include valuation above sector peers and competitive pressures. Analysts are mixed with 26.67% buy ratings, suggesting cautious optimism amid solid execution.
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 →